Subtract 27/32 from 12/18
12/18 - 27/32 is -17/96.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 32 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 18 × 16 = 288,
12/18 = 12 × 16/18 × 16 = 192/288 - Likewise, for the 2nd fraction, since 32 × 9 = 288,
27/32 = 27 × 9/32 × 9 = 243/288 - Subtract the two like fractions:
192/288 - 243/288 = 192 - 243/288 = -51/288 - After reducing the fraction, the answer is -17/96
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