CCSS 1.OA.D.7 Worksheets
Grade 1 · Operations & Algebraic Thinking
Understand that the equal sign means both sides are the same amount, and judge whether simple equations are true.
Below are free printable worksheets that support 1.OA.D.7. Print them as PDFs, or generate a fresh one. Every math answer key is computed in code, so it is never wrong.
Addition worksheets
All addition worksheets →Subtraction worksheets
All subtraction worksheets →Pre-K Subtraction
Set A · printable PDF · answer key
Pre-K Subtraction
Set B · printable PDF · answer key
Pre-K Subtraction
Set C · printable PDF · answer key
Pre-K Subtraction
Set D · printable PDF · answer key
Pre-K Subtraction
Set E · printable PDF · answer key
Pre-K Subtraction
Set F · printable PDF · answer key