Subtract 28/7 from 54/60
1st number: 54/60, 2nd number: 4 0/7
54/60 - 28/7 is -31/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 7 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
54/60 = 54 × 7/60 × 7 = 378/420 - Likewise, for the 2nd fraction, since 7 × 60 = 420,
28/7 = 28 × 60/7 × 60 = 1680/420 - Subtract the two like fractions:
378/420 - 1680/420 = 378 - 1680/420 = -1302/420 - After reducing the fraction, the answer is -31/10
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