Number Corner Addition Strategies

Name this strategy: When you add the same number to itself.

• Tens Facts

• Zero Facts

• Doubles Fact

• Double-Doubles Fact

Name this strategy: When a pair of numbers make 10.

• Double Facts

• Carry over Facts

• Make Ten Facts

• Ones Facts

When you add __ to any number, the sum is always that number.

If we are using the count on facts strategy and we add 10 + 3 = ______, Which number do we count on from?

Name this strategy: When a pair of numbers make 10.

• Double Facts

• Carry over Facts

• Make Ten Facts

• Ones Facts

Leftover Facts can be solved many ways, using different strategies.

• True

• False

Which strategy can you use to solve this equation? 7+8=15

• Zero facts

• Doubles Facts

• Doubles Plus or Minus One Facts

• Add Ten Facts

Solve this problem and then name the strategy you used to solve it. 9 + 4 = _____

Which strategy is the most efficient for solving this problem? 32 + 33 = _____

• Add Ten facts

• Zero Facts

• Add 30 Facts

• Doubles Plus or Minus One Facts

Please tell me about at least one strategy that you've learned about. Write a sample equation for the strategy.