Representing and solving problems involving addition and subtraction of numbers between 20 and 100

Front

Carter has 34 baseballs, and he gave Brady some. Now Carter has 14. How many baseballs does Brady have?

Back

20 baseballs

Front

What is the correct equation? 6 - 2 = ?

Back

6 - 2 = 4 (six minus two equals four)

Front

43 - 18 = ?

Back

25

Front

20 - 12 = ?

Back

8

Front

56 - 9 = ?

Back

47

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 finding the difference between two numbers by taking one number away from another.

Front

What is the sum of 15 and 10?

Back

25

Front

What is the difference between 30 and 12?

Back

18

Front

If you have 25 apples and you give away 5, how many do you have left?

Back

20 apples