Properties of Operations: Addition and Subtraction


Playlist Title

Properties of Operations: Addition and Subtraction

Play these games to practice adding and subtracting:
1. Museum of Tens (PBS)

  • Click the number to tell Curious George how many more things are needed to equal 10.
2. Subtraction Sled (Toy Theater)
  • Click on the number to show how many more children are needed to fill up all 10 sleds.
3. Save the Whale (ICT Games)
  • Drag the piece of pipe with the number of units needed to make the pipe on top equal 10.
4. Select the Related Addition Facts (CK-12)
  • Identify the related addition fact for each number sentence.
5. Select the Related Subtraction Facts (CK-12)
  • Identify the related subtraction fact for each number sentence.

Museum of Tens (PBS)

Help Curious George fill in the missing museum artifacts to equal ten.

Subtraction Sled (Toy Theater)

Help figure out how many more kids are needed to fill ten sleds then watch them slide down the hill!

Save the Whale (ICT Games)

Send the whale back into the ocean by finding the pipe that will bring the length to equal ten.

Select the Related Addition Facts (CK-12)

Just the facts! Jump in and practice your addition fact families.

Select the Related Subtraction Facts (CK-12)

Is that a fact? Put your thinking cap on and practice your subtraction fact families.

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