Addition (+)
Subtraction (-)
Word Problems
Fill in the missing number
100

5+4

9

100

7-2

5

100

I have 2 pencils. Jon has 4 pencils. How many pencils do we have in all?

6 pencils

100

2 + _ = 7

5

200

6+8

14

200

10-6

4

200

I have 6 erasers. I gave has 3 to Joe. How many erasers do I have left?

3 erasers

200

5 + _ = 9

4

300

7+9

16

300

13-5

8
300

Bob has 8 toy cars. Rick has 9 toy cars. How many cars do they have in all?

17 toy cars

300

7 + _ = 10

3

400

11+10

21

400

17-8

9

400

Sam has 8 fish. He gave 2 fish to his sister. How many fish does he have left?

6 fish

400

8 + _ = 15

7