Subtract 20/12 from 4/3
1st number: 1 1/3, 2nd number: 1 8/12
4/3 - 20/12 is -1/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
4/3 = 4 × 4/3 × 4 = 16/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
20/12 = 20 × 1/12 × 1 = 20/12 - Subtract the two like fractions:
16/12 - 20/12 = 16 - 20/12 = -4/12 - After reducing the fraction, the answer is -1/3
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