Before and After
Great than/Less than/Equal
Addition
Subtraction
100

What number comes next? 1,2,3__

4

100

2_4

Less than

100

3+1

4
100

4-2

2

200

What number is missing? __, 7,8

6

200

6_3

Greater than

200

2+3

5

200

7-4

3

300

What 2 numbers come next? 3,4,__,__

5 and 6

300

8_10

Less than

300

6+4

10

300

5-5

0

400

What numbers are missing? 8, __10, __

9 and 11

400

5_5

Equal

400

7+2

9

400

9-8

1
500
What 2 numbers are missing? __,__,6, 7

4 and 5

500

12_4

greater than

500

10+10

20

500

12-7

5
M
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