Subtract 2/6 from 7/28
7/28 - 2/6 is -1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 6 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 28 × 3 = 84,
7/28 = 7 × 3/28 × 3 = 21/84 - Likewise, for the 2nd fraction, since 6 × 14 = 84,
2/6 = 2 × 14/6 × 14 = 28/84 - Subtract the two like fractions:
21/84 - 28/84 = 21 - 28/84 = -7/84 - After reducing the fraction, the answer is -1/12
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