Before
After
Starts with
Addition
Subtraction
100

What number comes before C

B

100

What number comes after 10

11

100

A word that starts with A

any A Word

100

2+2

4

100

2-2

0

200

What letter comes before 10

9

200

What number comes after 5

6

200

What word starts with B

Any B Word

200

5+5

10

200

10-5

5

300

What number comes before 11

10

300

What number comes after 20

21

300

What word begins with C

Any C word

300

3+4

7

300

15-2

13

400

What number comes before 13

12

400

What number comes after 20

21

400

What word begins with D

Any D Word

400

10+1

11

400

5-4

1

500

What number comes before 5

4

500

What number comes after 100

101

500

What word begins with F

Any F word

500

99+1

100

500

100-100

0