**Always reduce the answer to lowest terms. Unless otherwise stated, leave the answer as an improper fraction rather than changing it to a mixed fraction.**
Add/Subtract:
Find a common denominator. Add/Subtract the numerators. Keep the denominator.
Multiply:
Reduce any common factors in the numerator and denominator. Then multiply the numerators together and the denominators together.
Divide:
Leave the first fraction the way it is; change divide to times; write the reciprocal of (flip) the second fraction.
Try these:
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