Subtract 18/20 from 5/14
5/14 - 18/20 is -19/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 14 × 10 = 140,
5/14 = 5 × 10/14 × 10 = 50/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
18/20 = 18 × 7/20 × 7 = 126/140 - Subtract the two like fractions:
50/140 - 126/140 = 50 - 126/140 = -76/140 - After reducing the fraction, the answer is -19/35
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