Chapter 3 Vocab

Front

Answer to a subtraction problem:

Back

difference

Front

When I .............., I take away the lesser number from the greater number.

Back

subtract

Front

I can ................. to trade equal amounts when renaming a number

Back

regroup

Front

When I don't need an exact answer, I can ............ to find one close.

Back

estimate

Front

A number sentence where one quantity is taken from another is a...

Back

subtraction sentence

Front

Two operations that can undo each other, like addition and subtraction, are called ...

Back

inverse operations

Front

44 - 13 = ?

Back

31

Front

Subtract: 492 - 203

Back

289

Front

Round 377 to the nearest hundred

Back

400

Front

Round 171 to the nearest ten.

Back

170