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E:\Working\Focus_Learning\Math_Genius_3_(11-09-2024)\Open_Files\Answers
             \ 11-Sep-2024  Sonia Suyal   Proof-3                                         Reader’s Sign _______________________ Date __________





                 4.  (a)  4705   (b)  8880   (c)  9856              Mental Maths
                 5.   3996 bicycles   6.  1629 marbles  7.  9898
                 8.  5286 people   9.  `4000   10. 7492               1.   3  × 3 = 9           2.    8  ×  9  = 72
              Brain Sizzlers
                                                                            ×   ×    ×                ×          ×
                 1.  H  T  O    2.    +    –    = 20
                                                                           100  15  10               10 =  2  ×  5
                     5  1  5
                   – 3  5  7                                                =   =    =                =          =
                                                                           300  45 × 90 = 4050
                     1  5  8                                                                         80         360
                              Chapter 4. Multiplication             Chapter Assessment
                                                                      1.  (a)  (i)   (b)  (ii)
              Let's Recall                                            2.  (a)  9   (b)  0   (c)  0   (d)  0   (e)  5

                 1.                                                     (f)  1   (g)  7   (h)  4   (i)  7
                    0  1  2  3  4  5  6  7  8  9  10 11 12 13 14 15 16 17 18 19 20  4.  (a)  72   (b)  1541  (c)  2628   (d)  3478   (e)  7902
                                                                      5.  (a)  8245 people   (b)  `250  (c)  4584   (d)  252
                      4 × 3 = 12      4 times 3 is 12
                 2.  (a)  5 × 22 = 110  (b)  5 × 31 = 155           Brain Sizzlers
                 3.  (a)  16   (b)  156    (c)  150    (d)  276       1.  ×  3  5  6            2.   ×  5  6  3
              Quick Check
                 1.  Multiplicand   2.  Multiplier   3.  Product         9  27  45  54              9  45  54  27
              Practice Time 4A                                           8  24  40  48              4  20  24  12
                1.     Multiplicand  Multiplier  Product                 7  21  35  42              2  10  12  6
                   (a)     3          2          6
                   (b)     4          4         16                                    Chapter 5. Division
                   (c)    10          5         50                  Let's Recall
                                                                      2.  (a)  10 ÷ 5 = 2   (b)  18 ÷ 3 = 6   (c)  20 ÷ 4 = 5
                 2.  (a)  12   (b)  27   (c)   10  (d)   2  (e)   10
                                                                      3.  (a)  5    (b)  7
                                    × 4       ×  7    × 9           Practice Time 5A
                                      40        14      90            1.  (a)  12 ÷ 2 =  6  (b)  18 ÷ 6 =  3
                                                                      2.  (a)  15  ÷  3  =  5  (b)  20  ÷  5  =  4  (c)  36  ÷  6  =  6
              Practice Time 4B                                        3.  (a)  9   (b)  9   (c)  7   (d)  5
                 1.  68        2.  88      3.  90      4.  466        4.  (a)  8   (b)  5   (c)  4   (d)  5
                 5.  369       6.  453     7.  966     8.  848          (e)  6   (f)  9   (g)  3   (h)  5
              Practice Time 4C                                      Quick Check
                 1.  (a)  792   (b)  504  (c)  5552   (d)  2136         One (49 ÷ 7 = 7)
                 2.  (a)  664   (b)  462  (c)  610   (d)  684   (e)  1630  (f)  3822  Think and Answer
              Practice Time 4D
                 1.  (a)  714   (b)  1764  (c)  1288   (d)  4672   (e)  2448  (f)  7546  Dividend  Divisor  Quotient  Division Fact
                   (g)  9288   (h)  7371                              1.     32        4        8     32 ÷ 4 = 8
                 2.  (a)  308   (b)  496  (c)  3796   (d)  1856   (e)  2808  (f)  8184  2.  63  7  9  63 ÷ 7 = 9
                   (g)  7308   (h)  8030
                 3.  (a)  231   (b)  336  (c)  496                    3.     30        3        10    30 ÷ 3 = 10
              Think and Answer                                        4.     56        4        14    56 ÷ 4 = 14
                   10 and 1000                                        5.     60        5        12    60 ÷ 5 = 12
              Practice Time 4E                                      Practice Time 5B
                 1.  (a)  100   (b)  600  (c)  500   (d)  700   (e)  8   (f)  660  1.  (a)  4 × 8 = 32   (b)  9 × 6 = 54   (c)  7 × 8 = 56
                   (g)  100   (h)  40   (i)  6                             32 ÷ 8 = 4  54 ÷ 6 = 9  56 ÷ 8 = 7
                 2.  (a)  864   (b)  445  (c)  144   (d)  504   (e)  512  (f)  492     32 ÷ 4 = 8  54 ÷ 9 = 6  56 ÷ 7 = 8
                 3.  (a)  500   (b)  160  (c)  360   (d)  1200   (e)  1240  (f)  800  2.  (a)  8 × 5 = 40   (b)  4 × 11 = 44   (c)  6 × 8 = 48
                 4.  (a)  14000  (b)  8000  (c)  8100   (d)  3800   (e)  9300  (f)  1700  3.     Multiplication facts      Division facts
              Practice Time 4F                                          (a)    3 × 4 = 12          12 ÷ 4 = 3
                 1.  (a)  1   (b)  28   (c)  6   (d)  39   (e)  0   (f)  0              4 × 3 = 12            12 ÷ 3 = 4
                                                                                                   50 ÷ 10 = 5
                                                                         (b)    5 × 10 = 50
                 2.  (a)  112, 112   (b)  371, 371   (c)  672, 672   (d)  280, 280            10 × 5 = 50        50 ÷ 5 = 10
                 3.  (a)  1200   (b)  300  (c)  1800   (d)  1200   (e)  1200  (f)  800       (c)    5 × 7 = 35          35 ÷ 7 = 5
                   (g)  1400   (h)  1000                                      7 × 5 = 35           35 ÷ 5 = 7
              Practice Time 4G                                           (d)    5 × 8 = 40          40 ÷ 8 = 5

                 1.  `1150   2.  3650   3.  4416   4.  4860   5.  3216   6.  `5950            8 × 5 = 40          40 ÷ 5 = 8


              Mathematics-3                                                                                         227
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