Break Apart Numbers to Add

Front

What does it mean to break apart a number?

Back

Breaking apart a number means to split it into smaller parts to make it easier to add or subtract.

Front

Break apart the number 5. What two numbers can you use?

Back

You can break apart 5 into 2 and 3, or 1 and 4.

Front

What is the sum of 51 and 16?

Back

67

Front

Break apart the number 4. What two numbers can you use?

Back

You can break apart 4 into 2 and 2, or 1 and 3.

Front

What is the sum of 9 and 42?

Back

51

Front

Break apart the number 3. What two numbers can you use?

Back

You can break apart 3 into 1 and 2.

Front

What is the sum of 23 and 26?

Back

49

Front

How can breaking apart numbers help in addition?

Back

It helps by making it easier to add smaller numbers together.

Front

What is a number bond?

Back

A number bond shows how two numbers can combine to make a larger number.

Front

If you break apart 10 into 7 and 3, what is the sum?

Back

10