Subtract 7/16 from 27/84
27/84 - 7/16 is -13/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
27/84 = 27 × 4/84 × 4 = 108/336 - Likewise, for the 2nd fraction, since 16 × 21 = 336,
7/16 = 7 × 21/16 × 21 = 147/336 - Subtract the two like fractions:
108/336 - 147/336 = 108 - 147/336 = -39/336 - After reducing the fraction, the answer is -13/112
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