Subtract 14/20 from 14/32
14/32 - 14/20 is -21/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 20 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 32 × 5 = 160,
14/32 = 14 × 5/32 × 5 = 70/160 - Likewise, for the 2nd fraction, since 20 × 8 = 160,
14/20 = 14 × 8/20 × 8 = 112/160 - Subtract the two like fractions:
70/160 - 112/160 = 70 - 112/160 = -42/160 - After reducing the fraction, the answer is -21/80
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