
Click the x's to set the number of digits. Then press reset.
xx
xx
Reset long subtraction problem.
Check your answer. Blue numbers are correct. Red are incorrect.
=
Show long subtraction solution.

Type the answer. Use the control arrow keys or mouse to move between digits.

4
4
4
4
4
1
2
3
4
5
4
4
4
4
4
4
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