##### Example 1

Answer the following.

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Is 126 divisible by 3?

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Sum of digits of 126 = 9. Since 9 is divisible by 3, 126 is divisible by 3.

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Is 1,648 divisible by 4?

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48 is divisible by 4, so 1,648 is divisible by 4.

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Is 186 divisible by 6?

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186 ends in 6, so it is divisible by 2. Sum of digits = 15.

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5 is divisible by 3, so 186 is divisible by 3. 186 is divisible by 2 and 3; therefore, it is divisible by 6.

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Is 2,488 divisible by 8?

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488 is divisible by 8, so 2,488 is divisible by 8.

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Is 2,853 divisible by 9?

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Sum of digits of 2,853 = 18. 18 is divisible by 9, so 2,853 is divisible by 9.

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4,620 is divisible by which of the following numbers?

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2, 3, 4, 5, 6, 7, 8, 9.