Common Core 1.OA.8

Determine the unknown whole number in an addition or subtraction equation.

1st Grade · Operations & Algebraic Thinking

Worksheets coming soon.

What 1.OA.8 covers

Determine the unknown whole number in an addition or subtraction equation. This Common Core standard sits in the Operations & Algebraic Thinking domain for 1st Grade. Worksheets for this standard are coming soon.