Subtract 36/27 from 72/56
1st number: 1 16/56, 2nd number: 1 9/27
72/56 - 36/27 is -1/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 27 is 1512
Next, find the equivalent fraction of both fractional numbers with denominator 1512 - For the 1st fraction, since 56 × 27 = 1512,
72/56 = 72 × 27/56 × 27 = 1944/1512 - Likewise, for the 2nd fraction, since 27 × 56 = 1512,
36/27 = 36 × 56/27 × 56 = 2016/1512 - Subtract the two like fractions:
1944/1512 - 2016/1512 = 1944 - 2016/1512 = -72/1512 - After reducing the fraction, the answer is -1/21
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