Subtract 42/48 from 1/3
1/3 - 42/48 is -13/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 48 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 3 × 16 = 48,
1/3 = 1 × 16/3 × 16 = 16/48 - Likewise, for the 2nd fraction, since 48 × 1 = 48,
42/48 = 42 × 1/48 × 1 = 42/48 - Subtract the two like fractions:
16/48 - 42/48 = 16 - 42/48 = -26/48 - After reducing the fraction, the answer is -13/24
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