A key part—though surely not the only part—of early-grades math is ensuring students get the basic arithmetic functions down and, beyond that, making sure they’re able to swiftly and automatically ...
https://doi.org/10.5951/teacchilmath.20.2.0102 • https://www.jstor.org/stable/10.5951/teacchilmath.20.2.0102 Copy URL ...
Multiplication is calculating the sum of groups of the same size. There are lots of ways to build and describe multiplication problems. Using repeated addition, you can add equal groups together, one ...
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