Less Challenging

• Add by making 10 with 2 & 5 as addends

More Challenging

• 2 & 5 as addends (2)

• Add crossing 10 within 20

• Equivalent number sentences

About This Sprint

Connect 3-addend addition sentences to add crossing the 10, e.g.

5 + 5 + 2 = ___

5 + 7 = ___

2 + 8 + 1 = ___

2 + 9 = ___