Subtract 5/4 from 18/54
1st number: 18/54, 2nd number: 1 1/4
18/54 - 5/4 is -11/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
18/54 = 18 × 2/54 × 2 = 36/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
5/4 = 5 × 27/4 × 27 = 135/108 - Subtract the two like fractions:
36/108 - 135/108 = 36 - 135/108 = -99/108 - After reducing the fraction, the answer is -11/12
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