Subtract 15/5 from 20/48
1st number: 20/48, 2nd number: 3 0/5
20/48 - 15/5 is -31/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 5 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Likewise, for the 2nd fraction, since 5 × 48 = 240,
15/5 = 15 × 48/5 × 48 = 720/240 - Subtract the two like fractions:
100/240 - 720/240 = 100 - 720/240 = -620/240 - After reducing the fraction, the answer is -31/12
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