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Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.

Roll some dice to introduce the early concepts of associative and commutative properties in addition by composing and decomposing 10. Worksheets and a quiz are included!

This bear-y fun lesson will help your students understand addition and subtraction and reward their efforts with a sweet treat!

This Halloween-themed hundreds chart game has plenty of tricks and treats! Students will roll two dice to move up and down the chart to be the first to 100. Players will also recognize important number patterns as they move their marker.

Emphasize student understanding and reasoning! This lesson plan helps learners solve story problems using sense-making strategies. This can be used alongside the lesson Solving Word Problems or as a stand-alone lesson.

Students put their understanding of one and 10 more to work as they write word problems for classmates to solve. This lesson plan can be used alone or with Picture Addition.

Lay the foundation for multiplication by introducing your second graders to the concepts of skip counting and repeated addition. This lesson can be used alongside Up, Up, and Array, or separately to reinforce these important skills.

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.

This hands-on lesson will get students thinking and talking about how the numbers in fact families are related. Use alone or with the lesson plan Fact Family Trees.