Subtract 3/15 from 48/20
1st number: 2 8/20, 2nd number: 3/15
48/20 - 3/15 is 11/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
48/20 = 48 × 3/20 × 3 = 144/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
3/15 = 3 × 4/15 × 4 = 12/60 - Subtract the two like fractions:
144/60 - 12/60 = 144 - 12/60 = 132/60 - After reducing the fraction, the answer is 11/5
- In mixed form: 21/5
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