Subtract 45/54 from 28/12
1st number: 2 4/12, 2nd number: 45/54
28/12 - 45/54 is 3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
28/12 = 28 × 9/12 × 9 = 252/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
45/54 = 45 × 2/54 × 2 = 90/108 - Subtract the two like fractions:
252/108 - 90/108 = 252 - 90/108 = 162/108 - After reducing the fraction, the answer is 3/2
- In mixed form: 11/2
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