Double Digit Subtraction w/o Regrouping

Front

What is double digit subtraction?

Back

Double digit subtraction is the process of subtracting two-digit numbers from each other without needing to regroup or borrow.

Front

What does it mean to subtract?

Back

To subtract means to take one number away from another.

Front

What is regrouping in subtraction?

Back

Regrouping is when you borrow from the next higher place value to help with subtraction. In double digit subtraction without regrouping, this is not needed.

Front

Solve: 92 - 72

Back

20

Front

Solve: 54 - 23

Back

31

Front

Solve: 78 - 63

Back

15

Front

Solve: 63 - 12

Back

51

Front

Solve: 97 - 43

Back

54

Front

What is the first step in double digit subtraction?

Back

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

Front

What do you do if the top number is smaller than the bottom number in a column?

Back

In double digit subtraction without regrouping, this situation does not occur.