Subtract 16/28 from 4/27
4/27 - 16/28 is -80/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
4/27 = 4 × 28/27 × 28 = 112/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
16/28 = 16 × 27/28 × 27 = 432/756 - Subtract the two like fractions:
112/756 - 432/756 = 112 - 432/756 = -320/756 - After reducing the fraction, the answer is -80/189
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