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Mathematics 13 Online
OpenStudy (anonymous):

Add or subtract and select the answer in simplest form: 3 5/8 - 2 1/2 + 4/9 A. 1 5/9 B. 1 41/72 C. 2 41/72 D. 2 25/36

OpenStudy (calculusxy):

A short trick on answering this question is to put the mixed number as an improper fraction. To put a mixed number into an improper fraction, remember that you need to multiply the denominator by the whole number. Add the product to the numerator.

OpenStudy (calculusxy):

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