Subtract 20/48 from 1/15
1/15 - 20/48 is -7/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
1/15 = 1 × 16/15 × 16 = 16/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
20/48 = 20 × 5/48 × 5 = 100/240 - Subtract the two like fractions:
16/240 - 100/240 = 16 - 100/240 = -84/240 - After reducing the fraction, the answer is -7/20
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