Question

write the divisibility test of 7

Answer 1

If the difference between two times the digit in units place and the number formed by the remaining digits is either 0 or a multiple of 7, the number is said to be divisible by 7

Answer 2

HEYAA FOLK,

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✌ Your answer is given below. ✌
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▪Take the last digit of the number you're testing and double it.

▪Subtract this number from the rest of the digits in the original number.

▪If this new number is either 0 or if it's a number that's divisible by 7,

▪Then you know that the original number is also divisible by 7.

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hope it helps you!!!
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