Subtract 12/24 from 1/28
1/28 - 12/24 is -13/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 28 × 6 = 168,
1/28 = 1 × 6/28 × 6 = 6/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
12/24 = 12 × 7/24 × 7 = 84/168 - Subtract the two like fractions:
6/168 - 84/168 = 6 - 84/168 = -78/168 - After reducing the fraction, the answer is -13/28
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