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Lesson 12: Using column method to subtract

Lesson 11: Applying addition to add 3 amounts

Lesson 10: Using rounding to problem-solve

Lesson 9: Intro to column method with regrouping

Lesson 8: Applying mental strategies to subtract

Lesson 7: Using jump/split strategy to subtract mentally

Lesson 6: Bridging down to the next ten to subtract

Lesson 5: Introduction to jump and split strategy

Jump and split are mental strategies used to manipulate and solve addition problems effectively. Students will break down the smaller number into smaller chunks, then add each chunk to the larger number. Students will choose chores for animals to complete, so they can accomplish their goal.

Lesson 4: Counting on and finding number complements to 100

Lesson 3: Bridging through to the next ten