Use this lesson to introduce composing and decomposing as part of your students’ addition and subtraction toolkits.

This lesson helps students develop an ability to compare and contrast as they explore two strategies to solve three-digit addition problems. This EL Math lesson can be used alone or alongside Three-Digit Addition Strategies Review.

In this lesson, students will have fun creating addition sentences by drawing and counting ladybug dots.

This nifty lesson helps kinesthetic learners reinforce their knowledge of the commutative property. Students will love the challenge of matching equations with their fact families.