Subtract 15/27 from 3/8
3/8 - 15/27 is -13/72.
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,
3/8 = 3 × 27/8 × 27 = 81/216 - Likewise, for the 2nd fraction, since 27 × 8 = 216,
15/27 = 15 × 8/27 × 8 = 120/216 - Subtract the two like fractions:
81/216 - 120/216 = 81 - 120/216 = -39/216 - After reducing the fraction, the answer is -13/72
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