Regularly working with manipulatives can help boost second graders’ fluency and confidence in fundamental skills.

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 ...

Addition & subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve. Today we ...

Mental maths is when you do calculations in your head instead of writing them down. Sometimes, it's just as quick to do calculations in your head as it is to write down every step. You can add and ...

In early 15th century Europe, the letters P and M were generally used for addition and subtraction. Why is the plus sign used for addition and the minus sign for subtraction? In early 15th century ...