Subtract 35/40 from 12/27
12/27 - 35/40 is -31/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 27 × 40 = 1080,
12/27 = 12 × 40/27 × 40 = 480/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
35/40 = 35 × 27/40 × 27 = 945/1080 - Subtract the two like fractions:
480/1080 - 945/1080 = 480 - 945/1080 = -465/1080 - After reducing the fraction, the answer is -31/72
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