Subtract 7/36 from 3/84
3/84 - 7/36 is -10/63.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 84 × 3 = 252,
3/84 = 3 × 3/84 × 3 = 9/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
7/36 = 7 × 7/36 × 7 = 49/252 - Subtract the two like fractions:
9/252 - 49/252 = 9 - 49/252 = -40/252 - After reducing the fraction, the answer is -10/63
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