Math Wizards: Addition and Subtraction within 20

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

If you have 9 apples and you add 4 more, how many apples do you have?

Back

13 apples.

Front

If you have 18 candies and you pick 2 more, how many candies do you have?

Back

20 candies.

Front

If there are 14 birds and 5 fly away, how many birds are left?

Back

9 birds.

Front

If there are 6 cupcakes and 3 more are added, how many cupcakes are there?

Back

9 cupcakes.

Front

How do you find the total number of items?

Back

You add the number of items together.

Front

What does it mean to take away?

Back

To take away means to subtract a number from another.

Front

If you have 7 yellow flowers and 6 pink flowers, how many flowers do you have in total?

Back

13 flowers.

Front

What is the sum of 5 and 3?

Back

8.