Which choice describes a question that could be answered by moving the decimal point 3 places to the right?

a.
multiplying 31.04 by 100

b.
multiplying 31.04 by 1,000

c.
dividing 31.04 by 102

d.
dividing 31.04 by 103

When you multiply by 100 you have to move the decimal place 2 places to the right.

When you multiply by 1,000 you have to move the decimal place 3 places to the right.

When you multiply by 102 and 103, there is no simple trick as with multiplying by 100 or 1,000.

Your final answer is B. multiplying 31.04 by 1,000

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