Subtract 7/28 from 8/12
8/12 - 7/28 is 5/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 28 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Likewise, for the 2nd fraction, since 28 × 3 = 84,
7/28 = 7 × 3/28 × 3 = 21/84 - Subtract the two like fractions:
56/84 - 21/84 = 56 - 21/84 = 35/84 - After reducing the fraction, the answer is 5/12
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