in each of the following numbers replace by smallest digit to make it divisble by 9(i) 56#5 (ii) 31#42 (III) 5702#
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For a number to be divisible by nine, the sum of the digits must be 9 or its multiple:
(i) 2
(ii) 8
(III) 4
sameerahwani0sahil:
how i never understand
Take the last example. 5702#. İf you add the digits, you get 14. The nearest multiple of nine from 14 is 18, which is 4 numbers away. Therefore, the missing number is 4
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