Subtract 42/48 from 14/28
14/28 - 42/48 is -3/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 28 × 12 = 336,
14/28 = 14 × 12/28 × 12 = 168/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
42/48 = 42 × 7/48 × 7 = 294/336 - Subtract the two like fractions:
168/336 - 294/336 = 168 - 294/336 = -126/336 - After reducing the fraction, the answer is -3/8
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