Subtract 45/12 from 20/3
1st number: 6 2/3, 2nd number: 3 9/12
20/3 - 45/12 is 35/12.
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,
20/3 = 20 × 4/3 × 4 = 80/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
45/12 = 45 × 1/12 × 1 = 45/12 - Subtract the two like fractions:
80/12 - 45/12 = 80 - 45/12 = 35/12 - In mixed form: 211/12
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