Subtract 70/54 from 10/18
1st number: 10/18, 2nd number: 1 16/54
10/18 - 70/54 is -20/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
10/18 = 10 × 3/18 × 3 = 30/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
70/54 = 70 × 1/54 × 1 = 70/54 - Subtract the two like fractions:
30/54 - 70/54 = 30 - 70/54 = -40/54 - After reducing the fraction, the answer is -20/27
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