my son is in 4th grade, it is a question for his math class
what is the most important step to remember about multiplying a three digit factor by a one digit factor?
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This question is talking about multiplying, for example, 123 x 3.
The most important step is to remember to multiply all three digits by the one digit.
So 3 x 3 = 9, 20 x 3 = 60, and 100 x 3 = 300, so 123 x 3 = 369.