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Subtracting Fractions with Different Denominators
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6 is our least common denominator, so multiply 2⋅3=6, and do the same thing to the numerator. 1⋅3=3
now, the second fraction. 3⋅2=6
Again, if you multiply from the bottom, do it to the top.
2⋅2=4
(3 - 4 = -1)