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 ...
There's a whole world under the surface and only Ron has any idea about it. And sometimes the two worlds collide, and sometimes they don't. Ron holds them at arm's length from each other. Watch every ...
Students go over using number lines to solve the four equations in a fact family. In this lesson, students go over using number lines to solve the four equations in a fact family. Julia uses charts, ...
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