Subtract 18/54 from 49/28
1st number: 1 21/28, 2nd number: 18/54
49/28 - 18/54 is 17/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 54 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 28 × 27 = 756,
49/28 = 49 × 27/28 × 27 = 1323/756 - Likewise, for the 2nd fraction, since 54 × 14 = 756,
18/54 = 18 × 14/54 × 14 = 252/756 - Subtract the two like fractions:
1323/756 - 252/756 = 1323 - 252/756 = 1071/756 - After reducing the fraction, the answer is 17/12
- In mixed form: 15/12
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