Adding and Subtracting within 100

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 5 and 3?

Back

8

Front

What is the difference between 10 and 4?

Back

6

Front

If you have 7 apples and you buy 5 more, how many apples do you have in total?

Back

12 apples

Front

If you have 20 candies and you give away 5, how many candies do you have left?

Back

15 candies

Front

What does it mean to count back on a number line?

Back

Counting back means to move to the left on the number line to find a smaller number.

Front

What is the result of 30 + 20?

Back

50

Front

What is the result of 50 - 25?

Back

25

Front

If there are 15 birds in a tree and 5 fly away, how many are left?

Back

10 birds