Subtractions with regrouping

Front

What is subtraction with regrouping?

Back

Subtraction with regrouping is a method used to subtract numbers when the top digit is smaller than the bottom digit in any column, requiring you to borrow from the next column.

Front

How do you borrow in subtraction?

Back

To borrow, you take 1 from the next left column, reducing it by 1, and add 10 to the current column to make it easier to subtract.

Front

What is the result of 834 - 776?

Back

58

Front

If Beth had 34 bouncy balls left after giving Sam 28, how many did she start with?

Back

62 bouncy balls.

Front

How do you find the total number of items when given two different quantities?

Back

Add the two quantities together.

Front

What is the total number of John's erasers and pencils if he has 65 erasers and 29 pencils?

Back

94.

Front

What is the result of 936 - 749?

Back

187.

Front

What is the result of 528 - 173?

Back

355.

Front

What does it mean to regroup in subtraction?

Back

Regrouping means rearranging the numbers to make subtraction easier, often by borrowing from the next column.

Front

What is the first step in subtracting 834 - 776?

Back

Look at the ones place: 4 - 6 requires borrowing.