Subtract 9/12 from 28/48
28/48 - 9/12 is -1/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 12 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 48 × 1 = 48,
28/48 = 28 × 1/48 × 1 = 28/48 - Likewise, for the 2nd fraction, since 12 × 4 = 48,
9/12 = 9 × 4/12 × 4 = 36/48 - Subtract the two like fractions:
28/48 - 36/48 = 28 - 36/48 = -8/48 - After reducing the fraction, the answer is -1/6
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