Question

How do you know if a number with 4 digits is divisible by 4

Answer 1

last 2 digits are divisible by 4

Explanation:

You want to know the divisibility rule for 4.

Divisible by 4

An integer of more than 2 digits will be divisible by 4 if the last two digits are divisible by 4. That will be the case when ...

• the ones digit is 0, 4, or 8 and the tens digit is even
• the ones digit is 2 or 6 and the tens digit is odd

Examples

20 and 88 are divisible by 4; 10 and 98 are not

12 and 96 are divisible by 4; 22 and 86 are not

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Additional comment

100 and its multiples are divisible by 4, so the divisibility is determined by the ones and tens digits.

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