Worksheets on Common Core Standard - 1.OA.B.4
1.OA.B.4 - Understand subtraction as an unknown-addend problem. For example, subtract 10 - 8 by finding the number that makes 10 when added to 8.
(6 results)Common Core Standard Worksheets
I Can Add and Subtract
1.OA.B.4
Adding in the Clouds
This single digit addition fluency worksheet provides 1st graders targeted practice in accurately and efficiently solvin...
1.OA.B.4
Fact Family
This fact families worksheet within twenty will help your students practice their addition and subtraction skills. Stude...
1.OA.B.4
Fact Family Triangles
This fact families worksheet within twenty will help your students practice their addition and subtraction skills. Stude...
1.OA.B.4
Grade 1 Subtraction as Unknown Addend Problems
1.OA.B.4
First Grade Math Vocabulary Word Search
Word search on First Grade Math Vocabulary Word Search! Vocabulary practice aligned to Common Core standards!
1.OA.A.11.OA.B.41.NBT.A.11.MD.A.1
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