Lesson: Addition and Subtraction Fact Families with Numbers Up to 20

Learn about addition and subtraction fact families with numbers up to 20

Worksheet: Addition and Subtraction Fact Families with Numbers Up to 20 • 3 Questions

Q1:

We know that 8 plus 7 is 15. Here are the four number sentences for 8, 7, and 15.

Here are some number sentences for 5, 6, and 11. Which number sentence for 5, 6, and 11, is missing?

Q2:

Which number sentence is wrong?

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