Subtract 60/84 from 20/27
20/27 - 60/84 is 5/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
20/27 = 20 × 28/27 × 28 = 560/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
60/84 = 60 × 9/84 × 9 = 540/756 - Subtract the two like fractions:
560/756 - 540/756 = 560 - 540/756 = 20/756 - After reducing the fraction, the answer is 5/189
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