Subtract 27/15 from 4/72
1st number: 4/72, 2nd number: 1 12/15
4/72 - 27/15 is -157/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 15 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Likewise, for the 2nd fraction, since 15 × 24 = 360,
27/15 = 27 × 24/15 × 24 = 648/360 - Subtract the two like fractions:
20/360 - 648/360 = 20 - 648/360 = -628/360 - After reducing the fraction, the answer is -157/90
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