Subtract 18/8 from 20/14
1st number: 1 6/14, 2nd number: 2 2/8
20/14 - 18/8 is -23/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 14 × 4 = 56,
20/14 = 20 × 4/14 × 4 = 80/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
18/8 = 18 × 7/8 × 7 = 126/56 - Subtract the two like fractions:
80/56 - 126/56 = 80 - 126/56 = -46/56 - After reducing the fraction, the answer is -23/28
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