Subtract 12/5 from 15/27
1st number: 15/27, 2nd number: 2 2/5
15/27 - 12/5 is -83/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 5 is 135
Next, find the equivalent fraction of both fractional numbers with denominator 135 - For the 1st fraction, since 27 × 5 = 135,
15/27 = 15 × 5/27 × 5 = 75/135 - Likewise, for the 2nd fraction, since 5 × 27 = 135,
12/5 = 12 × 27/5 × 27 = 324/135 - Subtract the two like fractions:
75/135 - 324/135 = 75 - 324/135 = -249/135 - After reducing the fraction, the answer is -83/45
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