Subtract 75/27 from 3/12
1st number: 3/12, 2nd number: 2 21/27
3/12 - 75/27 is -91/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
3/12 = 3 × 9/12 × 9 = 27/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
75/27 = 75 × 4/27 × 4 = 300/108 - Subtract the two like fractions:
27/108 - 300/108 = 27 - 300/108 = -273/108 - After reducing the fraction, the answer is -91/36
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