Subtract 72/5 from 15/54
1st number: 15/54, 2nd number: 14 2/5
15/54 - 72/5 is -1271/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 5 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
15/54 = 15 × 5/54 × 5 = 75/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
72/5 = 72 × 54/5 × 54 = 3888/270 - Subtract the two like fractions:
75/270 - 3888/270 = 75 - 3888/270 = -3813/270 - After reducing the fraction, the answer is -1271/90
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