Subtract 7/5 from 30/27
1st number: 1 3/27, 2nd number: 1 2/5
30/27 - 7/5 is -13/45.
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,
30/27 = 30 × 5/27 × 5 = 150/135 - Likewise, for the 2nd fraction, since 5 × 27 = 135,
7/5 = 7 × 27/5 × 27 = 189/135 - Subtract the two like fractions:
150/135 - 189/135 = 150 - 189/135 = -39/135 - After reducing the fraction, the answer is -13/45
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