Subtract 20/48 from 3/12
3/12 - 20/48 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
3/12 = 3 × 4/12 × 4 = 12/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
20/48 = 20 × 1/48 × 1 = 20/48 - Subtract the two like fractions:
12/48 - 20/48 = 12 - 20/48 = -8/48 - After reducing the fraction, the answer is -1/6
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