How about 1/2 * 1/3?
What is 1/5 - 1/6?
How about 1/5 * 1/6?
What pattern do you see in the fractions above?
Will this work for all unit fractions? Why?
Are there other fractions it will work for?
Is there a pattern when you increase the common numerator? (i.e. 2/7-2/8?)
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