Why parents choose Splash Math for their first graders?

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Add 2 Numbers within 20

- 1st Grade Math

Add 2 Numbers within 20 Worksheet helps students practice adding any 2 numbers with the sum not exceeding 20. There are no pictures or number lines for help. Students must add mentally, using any of the methods practiced before, such has Counting onDouble Facts etc. The skill to decide which method to use to solve a particular problem is a key factor in achieving fluency.

Common Core Alignment

1.OA.8Determine the unknown whole number in an addition or subtraction equation relating three whole numbers.