Addition
Subtraction
Vocabulary
Problem Solving
Missing Addend
100

5+3=

8

100

7-4=

3

100

What does "Add" mean?

To join together to find the total. To put together.

100

There are 4 hats on the table and 5 hats on the floor. How many hats are there altogether? 

4+5=9

100

7+____=9

2

200

8+8=

16

200

9-7=

2

200

What is an "Addend"?

Any number being added together. 

200

Aliza has 7 cookies. She shares 4 cookies with Anna. How many cookies does Aliza have left? 

7-4=3

200

8+__=12

4

300

6+3=

9

300

13-5=

8

300

What is "Sum"?

The answer to an addition problem.

300

Paul eats 5 grapes. Hellmut eats 4 grapes and Allie eats 6 grapes. How many grapes did they eat all together?

5+4+6=15

300

6+_____=13

7

400

8+9=

17

400

15-9=

6

400

What does "Subtract" mean?

To take away, take apart, separate, or find the difference between two numbers.

400

Eli has 7 cars. Wyatt has 3 more cars than Eli. How many cars does Wyatt have? 

7+3=10

400

7+___=19

12

500

14+8=

22

500

23-8=

15

500

What does "Difference" mean?

The answer to a subtraction problem.

500

Logan has 9 frogs in a box. Bailey has 3 less than that number in another box. How many frogs do they have in all? 

9+6=15

500

23=8+____

15