Math Practice Topic: Long Subtraction

Description: Large number subtraction. You may need to use pencil and paper.

Adaptive Learning Progression: Quickly ramps up the size of the numbers to be subtracted as rating increases.

Sample Levels (out of 9)

Subtract.

1.
22
- 10
2.
25
- 11
3.
29
- 19
4.
33
- 16

Subtract.

1.
969
- 541
2.
1059
- 670
3.
1248
- 590
4.
826
- 436

Subtract.

1.
13565
- 4936
2.
16619
- 9004
3.
17899
- 8048
4.
13855
- 4086

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