You can press this button to clear the numbers.
Put a whole number in each of these 4 boxes.
Make sure none of them are zero!
Otherwise, you won't be subtracting anything!
Next, press the Question button.
Next, we need your answer.
Put the numerator in the box on the left
and the denominator in the box on the right.
Don't forget to reduce your answer!
And press this button.
If you want, you can either get another question with the same numbers
or put in some new numbers and get another question.
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