Subtract 15/12 from 70/54
1st number: 1 16/54, 2nd number: 1 3/12
70/54 - 15/12 is 5/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 12 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
70/54 = 70 × 2/54 × 2 = 140/108 - Likewise, for the 2nd fraction, since 12 × 9 = 108,
15/12 = 15 × 9/12 × 9 = 135/108 - Subtract the two like fractions:
140/108 - 135/108 = 140 - 135/108 = 5/108
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