Question

write divisibility Rules of 1 to 10
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Answer 1

Answer:

Divisibility rules for numbers 1–30

DivisorDivisibility condition9Sum the digits. The result must be divisible by 9.10The ones digit is 0.11Form the alternating sum of the digits. The result must be divisible by 11.Add the digits in blocks of two from right to left. The result must be divisible by 11