Add within 40

8Add within 40.png
8Add within 40.png

Add within 40

0.99

1.NBT.4, 2.NBT.5

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Additional Information

  • Add 2-digit numbers to single-digit numbers without crossing the 10.

  • Add 2-digit numbers to single-digit numbers crossing the 10.

  • Add 2-digit numbers to multiples of 10.