Subtract 72/28 from 1/60
1st number: 1/60, 2nd number: 2 16/28
1/60 - 72/28 is -1073/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
1/60 = 1 × 7/60 × 7 = 7/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
72/28 = 72 × 15/28 × 15 = 1080/420 - Subtract the two like fractions:
7/420 - 1080/420 = 7 - 1080/420 = -1073/420
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