Subtract 30/72 from 6/27
6/27 - 30/72 is -7/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 72 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 27 × 8 = 216,
6/27 = 6 × 8/27 × 8 = 48/216 - Likewise, for the 2nd fraction, since 72 × 3 = 216,
30/72 = 30 × 3/72 × 3 = 90/216 - Subtract the two like fractions:
48/216 - 90/216 = 48 - 90/216 = -42/216 - After reducing the fraction, the answer is -7/36
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