Subtract 27/3 from 15/84
1st number: 15/84, 2nd number: 9 0/3
15/84 - 27/3 is -247/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 3 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
15/84 = 15 × 1/84 × 1 = 15/84 - Likewise, for the 2nd fraction, since 3 × 28 = 84,
27/3 = 27 × 28/3 × 28 = 756/84 - Subtract the two like fractions:
15/84 - 756/84 = 15 - 756/84 = -741/84 - After reducing the fraction, the answer is -247/28
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