addition and subtraction

Front

50 - ___ = 20

Back

30

Front

10 + 13 = ?

Back

23

Front

10 - 9 = ?

Back

1

Front

There are 11 people waiting for the bus. 5 more people join them. How many people are there altogether?

Back

16

Front

9 + 3 = ?

Back

12

Front

What is addition?

Back

Addition is combining two or more numbers to get a total.

Front

What is subtraction?

Back

Subtraction is taking one number away from another.

Front

If you have 5 apples and you get 3 more, how many apples do you have?

Back

8 apples.

Front

If you have 10 candies and you give away 4, how many candies do you have left?

Back

6 candies.

Front

What is the sum of 4 and 5?

Back

9