Key Idea1 of 3
Adding the Same Number
Repeated addition means adding the same number over and over. 3 + 3 + 3 + 3 is adding 3 four times. The total is 12.
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Mathematics — Introduction to Multiplication
Repeated addition means adding the same number over and over. 3 + 3 + 3 + 3 is adding 3 four times. The total is 12.