TikTok users are sharing an addition problem that seems easy enough at first glance, but people’s mental arithmetic skills get tripped up by the same part of it. All you have to do is add up the ...

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 ...

Students practice addition and subtraction problems without regrouping. In this lesson, students practice addition and subtraction problems without regrouping using base-10 block manipulatives and ...

Teachers can use these tools to promote discussions and help students move from concrete to abstract understanding of concepts.

Solve word problems using a checklist. Engage in a Number Talk to find "how many." Solve addition and subtraction word problems with a Step-by-Step Visual Model checklist. Understand what the problem ...