Subtract 8/54 from 72/60
1st number: 1 12/60, 2nd number: 8/54
72/60 - 8/54 is 142/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
72/60 = 72 × 9/60 × 9 = 648/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
8/54 = 8 × 10/54 × 10 = 80/540 - Subtract the two like fractions:
648/540 - 80/540 = 648 - 80/540 = 568/540 - After reducing the fraction, the answer is 142/135
- In mixed form: 17/135
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