{"id":33,"date":"2023-01-06T18:17:58","date_gmt":"2023-01-06T23:17:58","guid":{"rendered":"https:\/\/pressbooks.bccampus.ca\/math023\/chapter\/review-multiplication\/"},"modified":"2025-07-03T22:40:23","modified_gmt":"2025-07-04T02:40:23","slug":"review-multiplication","status":"publish","type":"chapter","link":"https:\/\/pressbooks.bccampus.ca\/math023\/chapter\/review-multiplication\/","title":{"raw":"Unit 1 Review: Multiplication","rendered":"Unit 1 Review: Multiplication"},"content":{"raw":"You will now practice all the skills you learned in Unit 1. Check your work using the answer key at the end of the review.\r\n
    \r\n \t
  1. Find the products.\r\n
      \r\n \t
    1. [latex]\\begin{array}{rr}&81\\\\\\times&5\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
    2. [latex]\\begin{array}{rr}&73\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
    3. [latex]\\begin{array}{rr}&441\\\\\\times&2\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
    4. [latex]\\begin{array}{rr}&512\\\\\\times&4\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
    5. [latex]\\begin{array}{rr}&9342\\\\\\times&2\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
    6. [latex]\\begin{array}{rr}&8132\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
    7. Find the products.\r\n
        \r\n \t
      1. [latex]\\begin{array}{rr}&48\\\\\\times&7\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
      2. [latex]\\begin{array}{rr}&78\\\\\\times&9\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
      3. [latex]\\begin{array}{rr}&892\\\\\\times&8\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
      4. [latex]\\begin{array}{rr}&536\\\\\\times&6\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
      5. [latex]\\begin{array}{rr}&2375\\\\\\times&4\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
      6. [latex]\\begin{array}{rr}&5649\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
      7. Find the products.\r\n
          \r\n \t
        1. [latex]\\begin{array}{rr}&67\\\\\\times&19\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        2. [latex]\\begin{array}{rr}&581\\\\\\times&34\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        3. [latex]\\begin{array}{rr}&7310\\\\\\times&46\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        4. [latex]\\begin{array}{rr}&754\\\\\\times&692\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        5. [latex]\\begin{array}{rr}&2735\\\\\\times&846\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        6. [latex]\\begin{array}{rr}&857\\\\\\times&308\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        7. [latex]\\begin{array}{rr}&629\\\\\\times&407\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        8. [latex]\\begin{array}{rr}&2805\\\\\\times&15\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
        9. [latex]\\begin{array}{rr}&5102\\\\\\times&743\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
        10. Find the products. Use the shortcut.\r\n
            \r\n \t
          1. [latex]\\begin{array}{rr}&1000\\\\\\times&82\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
          2. [latex]\\begin{array}{rr}&100\\\\\\times&26\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
          3. [latex]\\begin{array}{rr}&6263\\\\\\times&1000\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
          4. 407 \u00d7 100 =<\/li>\r\n \t
          5. 100 \u00d7 9482<\/span> =<\/li>\r\n \t
          6. 3614<\/span>\u00a0\u00d7 10 =<\/li>\r\n \t
          7. 1000<\/span> \u00d7 1795<\/span> =<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
          8. Find the products. Use the shortcut.\r\n
              \r\n \t
            1. [latex]\\begin{array}{rr}&50\\\\\\times&40\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
            2. [latex]\\begin{array}{rr}&600\\\\\\times&800\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
            3. [latex]\\begin{array}{rr}&9000\\\\\\times&500\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
            4. Find an estimated product.\r\n
                \r\n \t
              1. [latex]\\begin{array}{rr}&68\\\\\\times&39\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
              2. [latex]\\begin{array}{rr}&185\\\\\\times&94\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
              3. [latex]\\begin{array}{rr}&6763\\\\\\times&69\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
              4. [latex]\\begin{array}{rr}&853\\\\\\times&399\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
              5. [latex]\\begin{array}{rr}&2735\\\\\\times&846\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n \t
              6. [latex]\\begin{array}{rr}&68924\\\\\\times&268\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
              7. Word problems.\r\n
                  \r\n \t
                1. The Yellow River in China is 5464<\/span> kilometres long. How many kilometres will 75 boats cover if they travel the length of the river?<\/li>\r\n \t
                2. Mount Logan in Canada is 5959<\/span> metres high. How many metres would 24 climbers cover if they were able to climb to the top of Mt. Logan?<\/li>\r\n \t
                3. How many pieces of candy are needed to pack 500 boxes, if each box has 8 rows and each row has 15 pieces of candy? (2-step question)<\/li>\r\n \t
                4. The distance between Prince Rupert and Kelowna is 1409<\/span> km. Estimate how many kilometres 42 trucks will travel if each truck makes one trip.<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n

                  Answers to Unit 1 Review<\/h1>\r\n
                    \r\n \t
                  1. Find the products.\r\n
                      \r\n \t
                    1. 405<\/li>\r\n \t
                    2. 219<\/li>\r\n \t
                    3. 882<\/li>\r\n \t
                    4. 2048<\/span><\/li>\r\n \t
                    5. 18684<\/span><\/li>\r\n \t
                    6. 24396<\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                    7. Find the products.\r\n
                        \r\n \t
                      1. 336<\/li>\r\n \t
                      2. 702<\/li>\r\n \t
                      3. 7136<\/span><\/li>\r\n \t
                      4. 3216<\/span><\/li>\r\n \t
                      5. 9500<\/span><\/li>\r\n \t
                      6. 16947<\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                      7. Find the products.\r\n
                          \r\n \t
                        1. 1273<\/span><\/li>\r\n \t
                        2. 19754<\/span><\/li>\r\n \t
                        3. 336260<\/span><\/li>\r\n \t
                        4. 521768<\/span><\/li>\r\n \t
                        5. 2313810<\/span><\/span><\/li>\r\n \t
                        6. 263956<\/span><\/li>\r\n \t
                        7. 256003<\/span><\/li>\r\n \t
                        8. 42075<\/span><\/li>\r\n \t
                        9. 3790786<\/span><\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                        10. Find the products. Use the shortcut.\r\n
                            \r\n \t
                          1. 82000<\/span><\/li>\r\n \t
                          2. 2600<\/span><\/li>\r\n \t
                          3. 6263000<\/span><\/span><\/li>\r\n \t
                          4. 40700<\/span><\/li>\r\n \t
                          5. 948200<\/span><\/li>\r\n \t
                          6. 36140<\/span><\/li>\r\n \t
                          7. 1795000<\/span><\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                          8. Find the products. Use the shortcut.\r\n
                              \r\n \t
                            1. 2000<\/span><\/li>\r\n \t
                            2. 480000<\/span><\/li>\r\n \t
                            3. 4500000<\/span><\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                            4. Find an estimated product.\r\n
                                \r\n \t
                              1. 70 \u00d7 40 = 2800<\/span><\/li>\r\n \t
                              2. 200\u00a0 \u00d7 90\u00a0 = 18000<\/span><\/li>\r\n \t
                              3. 7000<\/span> \u00d7 70 = 490000<\/span><\/li>\r\n \t
                              4. 900\u00a0 \u00d7 400\u00a0 =\u00a0 360000<\/span><\/li>\r\n \t
                              5. 3000<\/span> \u00d7 800 = 2400<\/span>000<\/span><\/li>\r\n \t
                              6. 70000<\/span>\u00a0 \u00d7 300\u00a0 =\u00a0 21000<\/span>000<\/span><\/li>\r\n<\/ol>\r\n<\/li>\r\n \t
                              7. Word problems.\r\n
                                  \r\n \t
                                1. \u00a0409800<\/span> kilometres<\/li>\r\n \t
                                2. 143016<\/span> metres or 286032<\/span> there and back<\/li>\r\n \t
                                3. 60000<\/span> pieces of candy<\/li>\r\n \t
                                4. 1000<\/span> \u00d7 40\u00a0 =\u00a0 40000<\/span> kilometres<\/li>\r\n<\/ol>\r\n<\/li>\r\n<\/ol>\r\n
                                  \r\n

                                  CONGRATULATIONS!!<\/p>\r\n

                                  Now you have finished Unit 1.<\/p>\r\n

                                  TEST TIME!<\/p>\r\nAsk your instructor for the practice test for this unit.\r\n\r\nOnce you\u2019ve done the practice test, you need to do the unit 1 test. Again, ask your instructor for this.\r\n\r\nGood luck!\r\n\r\n<\/div>","rendered":"

                                  You will now practice all the skills you learned in Unit 1. Check your work using the answer key at the end of the review.<\/p>\n

                                    \n
                                  1. Find the products.\n
                                      \n
                                    1. [latex]\\begin{array}{rr}&81\\\\\\times&5\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                    2. [latex]\\begin{array}{rr}&73\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                    3. [latex]\\begin{array}{rr}&441\\\\\\times&2\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                    4. [latex]\\begin{array}{rr}&512\\\\\\times&4\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                    5. [latex]\\begin{array}{rr}&9342\\\\\\times&2\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                    6. [latex]\\begin{array}{rr}&8132\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n<\/ol>\n<\/li>\n
                                    7. Find the products.\n
                                        \n
                                      1. [latex]\\begin{array}{rr}&48\\\\\\times&7\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                      2. [latex]\\begin{array}{rr}&78\\\\\\times&9\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                      3. [latex]\\begin{array}{rr}&892\\\\\\times&8\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                      4. [latex]\\begin{array}{rr}&536\\\\\\times&6\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                      5. [latex]\\begin{array}{rr}&2375\\\\\\times&4\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                      6. [latex]\\begin{array}{rr}&5649\\\\\\times&3\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n<\/ol>\n<\/li>\n
                                      7. Find the products.\n
                                          \n
                                        1. [latex]\\begin{array}{rr}&67\\\\\\times&19\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        2. [latex]\\begin{array}{rr}&581\\\\\\times&34\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        3. [latex]\\begin{array}{rr}&7310\\\\\\times&46\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        4. [latex]\\begin{array}{rr}&754\\\\\\times&692\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        5. [latex]\\begin{array}{rr}&2735\\\\\\times&846\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        6. [latex]\\begin{array}{rr}&857\\\\\\times&308\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        7. [latex]\\begin{array}{rr}&629\\\\\\times&407\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        8. [latex]\\begin{array}{rr}&2805\\\\\\times&15\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                        9. [latex]\\begin{array}{rr}&5102\\\\\\times&743\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n<\/ol>\n<\/li>\n
                                        10. Find the products. Use the shortcut.\n
                                            \n
                                          1. [latex]\\begin{array}{rr}&1000\\\\\\times&82\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                          2. [latex]\\begin{array}{rr}&100\\\\\\times&26\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                          3. [latex]\\begin{array}{rr}&6263\\\\\\times&1000\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                          4. 407 \u00d7 100 =<\/li>\n
                                          5. 100 \u00d7 9482<\/span> =<\/li>\n
                                          6. 3614<\/span>\u00a0\u00d7 10 =<\/li>\n
                                          7. 1000<\/span> \u00d7 1795<\/span> =<\/li>\n<\/ol>\n<\/li>\n
                                          8. Find the products. Use the shortcut.\n
                                              \n
                                            1. [latex]\\begin{array}{rr}&50\\\\\\times&40\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                            2. [latex]\\begin{array}{rr}&600\\\\\\times&800\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                            3. [latex]\\begin{array}{rr}&9000\\\\\\times&500\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n<\/ol>\n<\/li>\n
                                            4. Find an estimated product.\n
                                                \n
                                              1. [latex]\\begin{array}{rr}&68\\\\\\times&39\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                              2. [latex]\\begin{array}{rr}&185\\\\\\times&94\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                              3. [latex]\\begin{array}{rr}&6763\\\\\\times&69\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                              4. [latex]\\begin{array}{rr}&853\\\\\\times&399\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                              5. [latex]\\begin{array}{rr}&2735\\\\\\times&846\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n
                                              6. [latex]\\begin{array}{rr}&68924\\\\\\times&268\\\\\\hline\\\\\\end{array}[\/latex]<\/li>\n<\/ol>\n<\/li>\n
                                              7. Word problems.\n
                                                  \n
                                                1. The Yellow River in China is 5464<\/span> kilometres long. How many kilometres will 75 boats cover if they travel the length of the river?<\/li>\n
                                                2. Mount Logan in Canada is 5959<\/span> metres high. How many metres would 24 climbers cover if they were able to climb to the top of Mt. Logan?<\/li>\n
                                                3. How many pieces of candy are needed to pack 500 boxes, if each box has 8 rows and each row has 15 pieces of candy? (2-step question)<\/li>\n
                                                4. The distance between Prince Rupert and Kelowna is 1409<\/span> km. Estimate how many kilometres 42 trucks will travel if each truck makes one trip.<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n

                                                  Answers to Unit 1 Review<\/h1>\n
                                                    \n
                                                  1. Find the products.\n
                                                      \n
                                                    1. 405<\/li>\n
                                                    2. 219<\/li>\n
                                                    3. 882<\/li>\n
                                                    4. 2048<\/span><\/li>\n
                                                    5. 18684<\/span><\/li>\n
                                                    6. 24396<\/span><\/li>\n<\/ol>\n<\/li>\n
                                                    7. Find the products.\n
                                                        \n
                                                      1. 336<\/li>\n
                                                      2. 702<\/li>\n
                                                      3. 7136<\/span><\/li>\n
                                                      4. 3216<\/span><\/li>\n
                                                      5. 9500<\/span><\/li>\n
                                                      6. 16947<\/span><\/li>\n<\/ol>\n<\/li>\n
                                                      7. Find the products.\n
                                                          \n
                                                        1. 1273<\/span><\/li>\n
                                                        2. 19754<\/span><\/li>\n
                                                        3. 336260<\/span><\/li>\n
                                                        4. 521768<\/span><\/li>\n
                                                        5. 2313810<\/span><\/span><\/li>\n
                                                        6. 263956<\/span><\/li>\n
                                                        7. 256003<\/span><\/li>\n
                                                        8. 42075<\/span><\/li>\n
                                                        9. 3790786<\/span><\/span><\/li>\n<\/ol>\n<\/li>\n
                                                        10. Find the products. Use the shortcut.\n
                                                            \n
                                                          1. 82000<\/span><\/li>\n
                                                          2. 2600<\/span><\/li>\n
                                                          3. 6263000<\/span><\/span><\/li>\n
                                                          4. 40700<\/span><\/li>\n
                                                          5. 948200<\/span><\/li>\n
                                                          6. 36140<\/span><\/li>\n
                                                          7. 1795000<\/span><\/span><\/li>\n<\/ol>\n<\/li>\n
                                                          8. Find the products. Use the shortcut.\n
                                                              \n
                                                            1. 2000<\/span><\/li>\n
                                                            2. 480000<\/span><\/li>\n
                                                            3. 4500000<\/span><\/span><\/li>\n<\/ol>\n<\/li>\n
                                                            4. Find an estimated product.\n
                                                                \n
                                                              1. 70 \u00d7 40 = 2800<\/span><\/li>\n
                                                              2. 200\u00a0 \u00d7 90\u00a0 = 18000<\/span><\/li>\n
                                                              3. 7000<\/span> \u00d7 70 = 490000<\/span><\/li>\n
                                                              4. 900\u00a0 \u00d7 400\u00a0 =\u00a0 360000<\/span><\/li>\n
                                                              5. 3000<\/span> \u00d7 800 = 2400<\/span>000<\/span><\/li>\n
                                                              6. 70000<\/span>\u00a0 \u00d7 300\u00a0 =\u00a0 21000<\/span>000<\/span><\/li>\n<\/ol>\n<\/li>\n
                                                              7. Word problems.\n
                                                                  \n
                                                                1. \u00a0409800<\/span> kilometres<\/li>\n
                                                                2. 143016<\/span> metres or 286032<\/span> there and back<\/li>\n
                                                                3. 60000<\/span> pieces of candy<\/li>\n
                                                                4. 1000<\/span> \u00d7 40\u00a0 =\u00a0 40000<\/span> kilometres<\/li>\n<\/ol>\n<\/li>\n<\/ol>\n
                                                                  \n

                                                                  CONGRATULATIONS!!<\/p>\n

                                                                  Now you have finished Unit 1.<\/p>\n

                                                                  TEST TIME!<\/p>\n

                                                                  Ask your instructor for the practice test for this unit.<\/p>\n

                                                                  Once you\u2019ve done the practice test, you need to do the unit 1 test. Again, ask your instructor for this.<\/p>\n

                                                                  Good luck!<\/p>\n<\/div>\n","protected":false},"author":999,"menu_order":10,"template":"","meta":{"pb_show_title":"on","pb_short_title":"","pb_subtitle":"","pb_authors":[],"pb_section_license":""},"chapter-type":[],"contributor":[],"license":[],"class_list":["post-33","chapter","type-chapter","status-publish","hentry"],"part":24,"_links":{"self":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapters\/33","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapters"}],"about":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/wp\/v2\/types\/chapter"}],"author":[{"embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/wp\/v2\/users\/999"}],"version-history":[{"count":2,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapters\/33\/revisions"}],"predecessor-version":[{"id":202,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapters\/33\/revisions\/202"}],"part":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/parts\/24"}],"metadata":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapters\/33\/metadata\/"}],"wp:attachment":[{"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/wp\/v2\/media?parent=33"}],"wp:term":[{"taxonomy":"chapter-type","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/pressbooks\/v2\/chapter-type?post=33"},{"taxonomy":"contributor","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/wp\/v2\/contributor?post=33"},{"taxonomy":"license","embeddable":true,"href":"https:\/\/pressbooks.bccampus.ca\/math023\/wp-json\/wp\/v2\/license?post=33"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}