Lesson: Subtracting Tens from Tens

In this lesson, we will learn how to subtract two multiples of ten, using base ten blocks.

Worksheet: Subtracting Tens from Tens • 13 Questions

Q1:

Benjamin is using ten frames to skip count backward by 10.

Benjamin says, “Seven 10s subtract five 10s equals three tens.”

Is he correct?

What mistake did he make?

Q2:

Find the difference between 40 and 20. Use the dot cards to help you.

Q3:

Six 10s take away two 10s is .

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