Subtract 54/27 from 15/75
1st number: 15/75, 2nd number: 2 0/27
15/75 - 54/27 is -9/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
15/75 = 15 × 9/75 × 9 = 135/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
54/27 = 54 × 25/27 × 25 = 1350/675 - Subtract the two like fractions:
135/675 - 1350/675 = 135 - 1350/675 = -1215/675 - After reducing the fraction, the answer is -9/5
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