Ella completed the division problem below.

B. She multiplied the dividend by 100 instead of 10.

Step-by-step explanation:

Ella had to divide by . To make it easier to divide, she thought of multiplying both the dividend and the divisor by 10.

Ella multiplied the divisor by 10 but mistakenly she multiplied the dividend by 100 instead of 10.

So her division problem changed totally.

Therefore, the correct answer option is B. She multiplied the dividend by 100 instead of 10.

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