Subtract 12/27 from 7/8
7/8 - 12/27 is 31/72.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
7/8 = 7 × 27/8 × 27 = 189/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
12/27 = 12 × 8/27 × 8 = 96/216 - Subtract the two like fractions:
189/216 - 96/216 = 189 - 96/216 = 93/216 - After reducing the fraction, the answer is 31/72
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