Question

what is the divisiblity rule for 7​

Answer 1

Answer:

A number is divisible by 7 if the difference between twice the ones digit and the number formed by the other digits is either 0 or a multiplication of 7.

For Example: Consider the number 6804

Step-by-step explanation:

Clearly,(680-2×4)=672, which is divisible by 7.

Therefore,6804 is divisible by 7

Answer 2

Answer:

Divisibility Rule for SEVEN

Divisibility Rule for SEVENSubtract twice the last digit

Divisibility Rule for SEVENSubtract twice the last digitfrom the number formed by the remaining digits.

Divisibility Rule for SEVENSubtract twice the last digitfrom the number formed by the remaining digits.Is 651 divisible by 7?

Divisibility Rule for SEVENSubtract twice the last digitfrom the number formed by the remaining digits.Is 651 divisible by 7?= 65 - (1 x 2) = 63.

Divisibility Rule for SEVENSubtract twice the last digitfrom the number formed by the remaining digits.Is 651 divisible by 7?= 65 - (1 x 2) = 63.Since 63 is divisible by 7, so is 651.

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