Explains what fact families are for addition and subtraction and includes sample problems to try.

Concepts

subtraction facts

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Additional Tags

number families, cool math 4 kids: subtraction: fact families

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Classroom Considerations

• Knovation Readability Score: 2 (1 low difficulty, 5 high difficulty)
• The intended use for this resource is Instructional|practice

Common Core

1.OA.D.8 1.NBT.C.6 1.NBT.B.2.b