Subtract 12/32 from 5/20
5/20 - 12/32 is -1/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 20 × 8 = 160,
5/20 = 5 × 8/20 × 8 = 40/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
12/32 = 12 × 5/32 × 5 = 60/160 - Subtract the two like fractions:
40/160 - 60/160 = 40 - 60/160 = -20/160 - After reducing the fraction, the answer is -1/8
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