Subtract 28/14 from 5/18
1st number: 5/18, 2nd number: 2 0/14
5/18 - 28/14 is -31/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 18 × 7 = 126,
5/18 = 5 × 7/18 × 7 = 35/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
28/14 = 28 × 9/14 × 9 = 252/126 - Subtract the two like fractions:
35/126 - 252/126 = 35 - 252/126 = -217/126 - After reducing the fraction, the answer is -31/18
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