Subtract 28/84 from 2/9
2/9 - 28/84 is -1/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 9 × 28 = 252,
2/9 = 2 × 28/9 × 28 = 56/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
28/84 = 28 × 3/84 × 3 = 84/252 - Subtract the two like fractions:
56/252 - 84/252 = 56 - 84/252 = -28/252 - After reducing the fraction, the answer is -1/9
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