Subtraction with Regrouping

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. It shows how many are left after some have been taken away.

Front

What does regrouping mean in subtraction?

Back

Regrouping in subtraction means rearranging the numbers to make it easier to subtract, especially when borrowing from the next place value.

Front

If you have 10 apples and give away 3, how many do you have left?

Back

10 - 3 = 7 apples left.

Front

What is the subtraction sentence for Maleny's gum problem?

Back

____ - 4 = 6 (Maleny bought 10 pieces of gum).

Front

How do you find out how many more points one team scored than another?

Back

You subtract the lower score from the higher score.

Front

What is the subtraction sentence for the Saints and Texans score?

Back

81 - 29 = 52 points.

Front

If there are 52 students and 16 are girls, how do you find the number of boys?

Back

You subtract the number of girls from the total number of students: 52 - 16 = 36 boys.

Front

What is the subtraction sentence for the apple tree problem?

Back

50 - 25 = 25 apples that are not rotten.

Front

If a test has 30 problems and you got 22 correct, how do you find out how many you missed?

Back

30 - 22 = 8 problems missed.

Front

What is the term for the number you take away in subtraction?

Back

The term is 'subtrahend'.