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

Help students visualize the missing addend in an addition problem with this fun game. Use this scaffolded EL lesson alone or for more practice before teaching the Mystery Addends: Representing Word Problems lesson.

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

Students will get plenty of practice composing tens with ten frames to add to 20! Use this scaffolded EL Lesson alone or for more addition practice before teaching the Scavenger Hunt Addition lesson.

Students sketch base-ten blocks in this lesson that builds both number sense and fluency adding to 20!