Now that you know how to multiply by one digit, you can learn how to multiply with regrouping. Watch this video to learn how.

Multiplying: 2 digits times 1 digit (with carrying): We use something called the standard method which involves writing the larger of the two numbers on top. Watch.

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Click here to complete this interactive for another lesson.

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Think you got it? Play this online game and try to beat the computer. Use paper and pencil to solve the problems.

http://www.mathplayground.com/multiplication03.html