Subtract 96/84 from 21/36
1st number: 21/36, 2nd number: 1 12/84
21/36 - 96/84 is -47/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
21/36 = 21 × 7/36 × 7 = 147/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
96/84 = 96 × 3/84 × 3 = 288/252 - Subtract the two like fractions:
147/252 - 288/252 = 147 - 288/252 = -141/252 - After reducing the fraction, the answer is -47/84
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