Subtract 15/20 from 28/12
1st number: 2 4/12, 2nd number: 15/20
28/12 - 15/20 is 19/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 20 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
28/12 = 28 × 5/12 × 5 = 140/60 - Likewise, for the 2nd fraction, since 20 × 3 = 60,
15/20 = 15 × 3/20 × 3 = 45/60 - Subtract the two like fractions:
140/60 - 45/60 = 140 - 45/60 = 95/60 - After reducing the fraction, the answer is 19/12
- In mixed form: 17/12
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