Page 26 - Math Smart - 7
P. 26

o Use the tests of divisibility. Circle the answers.


                   Number     Divisible by:
                   Example:
                                 © 0 ©                    5       ©        8                10       100
                    28 548                                                        ©
                     357          2       3       4       5        6       8       9        10       100

                     432          2       3       4       5        6       8       9        10       100
                    2 362         2       3       4       5        6       8       9        10       100

                    5 681         2       3       4       5        6       8       9        10       100
                    18 303        2       3       4       5        6       8       9        10       100

                    58 475        2       3       4       5        6       8       9        10       100
                   400 005        2       3       4       5        6       8       9        10       100

                   782 300        2       3       4       5        6       8       9        10       100
                  7 421 894       2       3       4       5        6       8       9        10       100

                  7 762 342       2       3       4       5        6       8       9        10       100
             © Tick all the answers that apply.

                                    □ 2           Last digit is divisible by 2
                                    □ 3           Digits sum to a  multiple of 3

                  What divides      □ 4           Last two digits are a  multiple of 4
                     2856           □ 3           Last digit is  a 0 or a  5
                     exactly?       □ 6           Is  divisible by 2 and 3

                                    □ s           Last three digits are divisible by 8
                                    □ 9           Digits sum to a  multiple of 9
                                    □ 10          Last digit is a 0




             O  Tick all the answers that apply.
                                    □ 2           Last digit is divisible by 2

                                    □ 3           Digits sum to a  multiple of 3
                                    □ 4           Last two digits are a  multiple of 4
                  What divides
                     1174           □ 3           Last digit is a  0 or a  5
                     exactly?       □ o           Is divisible by 2  and 3
                                    □ s           Last three digits are divisible by 8
                                    □ o           Digits sum to a  multiple of 9

                                    □ 10          Last digit is a  0






                         Factors, Multiples and Primes
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