Subtract 18/5 from 63/54
1st number: 1 9/54, 2nd number: 3 3/5
63/54 - 18/5 is -73/30.
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,
63/54 = 63 × 5/54 × 5 = 315/270 - Likewise, for the 2nd fraction, since 5 × 54 = 270,
18/5 = 18 × 54/5 × 54 = 972/270 - Subtract the two like fractions:
315/270 - 972/270 = 315 - 972/270 = -657/270 - After reducing the fraction, the answer is -73/30
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