7. 6 Independent

Front

Find the missing number: 17 - 12 = 10 - ?

Back

5

Front

Find the missing number: 15 - ? = 2 + 4

Back

9

Front

Find the missing number: 25 + 10 = 43 - ?

Back

8

Front

Find the missing number: 9 + ? = 8 + 8

Back

7

Front

Find the missing number: 56 - 20 = 30 + ?

Back

6

Front

What is subtraction?

Back

Subtraction is taking one number away from another.

Front

What is addition?

Back

Addition is putting two or more numbers together to find a total.

Front

What does the equal sign (=) mean?

Back

The equal sign means that both sides of the equation are the same.

Front

What is a missing number problem?

Back

A missing number problem asks you to find a number that makes an equation true.

Front

What is the sum of 8 and 7?

Back

15