Add/Sub Review

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. For example, in the equation 5 - 2, we take 2 away from 5, which equals 3.

Front

What is addition?

Back

Addition is the process of combining two or more numbers to get a total. For example, in the equation 3 + 2, we combine 3 and 2 to get 5.

Front

Back

6

Front

Back

20

Front

What does the equal sign (=) mean?

Back

The equal sign means that the two sides of the equation have the same value.

Front

Back

15

Front

Back

11

Front

Back

40

Front

Back

25

Front

What is a number line?

Back

A number line is a straight line with numbers placed at equal intervals. It helps us visualize addition and subtraction.