Subtract 18/54 from 9/4
1st number: 2 1/4, 2nd number: 18/54
9/4 - 18/54 is 23/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
9/4 = 9 × 27/4 × 27 = 243/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
18/54 = 18 × 2/54 × 2 = 36/108 - Subtract the two like fractions:
243/108 - 36/108 = 243 - 36/108 = 207/108 - After reducing the fraction, the answer is 23/12
- In mixed form: 111/12
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