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Using base ten blocks, cards, and clear cups, your students will practice the concept of borrowing for subtraction problems in this lesson.

Now that your first graders have mastered numbers to 100, extend the counting sequence to 120 with this scaffolded lesson. Use this EL Support Lesson alone, or alongside the lesson plan 120 Steps.

Discovery is exciting! In this hands-on lesson, your students will discover for themselves the rule behind the commutative property of addition.

Introduce your students to divisibility rules with a lesson that encourages deep thinking and meaningful math talk between peers.