MM Pre/Post Subtract with Regroup and Zero

Front

What is regrouping in subtraction?

Back

Regrouping in subtraction is when you borrow from a higher place value to help subtract a lower place value when the top number is smaller.

Front

What does it mean to subtract zero from a number?

Back

Subtracting zero from a number means the number stays the same. For example, 5 - 0 = 5.

Front

What is the result of 376 - 104?

Back

The result of 376 - 104 is 272.

Front

What is the result of 972 - 690?

Back

The result of 972 - 690 is 282.

Front

What is the result of 163 - 137?

Back

The result of 163 - 137 is 26.

Front

What is the result of 540 - 168?

Back

The result of 540 - 168 is 372.

Front

What is the result of 360 - 254?

Back

The result of 360 - 254 is 106.

Front

What is the place value of 7 in the number 376?

Back

The place value of 7 in 376 is 70, because it is in the tens place.

Front

What is the first step in subtracting 540 - 168?

Back

The first step is to line up the numbers by their place values.

Front

What do you do if you can't subtract a digit in a column?

Back

If you can't subtract a digit, you need to regroup from the next higher place value.