Subtract 8/14 from 20/70
20/70 - 8/14 is -2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 70 × 1 = 70,
20/70 = 20 × 1/70 × 1 = 20/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
8/14 = 8 × 5/14 × 5 = 40/70 - Subtract the two like fractions:
20/70 - 40/70 = 20 - 40/70 = -20/70 - After reducing the fraction, the answer is -2/7
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