TL;DR: If you think of this example as counting change in your head, it makes more sense. However common core doesn’t mandate this method anyway. (via A math teacher explains “new math” – Boing Boing)
Badass, like REO Speedwagon or somethin'.
Badass, like REO Speedwagon or somethin'.
TL;DR: If you think of this example as counting change in your head, it makes more sense. However common core doesn’t mandate this method anyway. (via A math teacher explains “new math” – Boing Boing)
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