First Grade addition and subtraction to 20

Front

20 - 10 = ?

Back

10

Front

10 + 7 = ?

Back

17

Front

Joey has 5 pencils on his desk, and he has 3 more pencils in his backpack. How many pencils does Joey have all together?

Back

8

Front

6 - 2 = ?

Back

4

Front

12 + 7 = ?

Back

19

Front

What is addition?

Back

Addition is the process of finding the total or sum by combining two or more numbers.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another.

Front

What is the sum of 3 and 4?

Back

7

Front

What is 15 - 5?

Back

10

Front

If you have 8 apples and you eat 3, how many apples do you have left?

Back

5