Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...
Subtracting larger numbers in your head is not always easy, so you can use the column method to take one number away from another. You write the larger number above the smaller number, so that the ...
Common-core math aims to have students do less memorizing—but it’s being misinterpreted to have students do more, argues Kathy Liu Sun, an assistant professor of math education at Santa Clara ...
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