Subtract 10/84 from 12/9
1st number: 1 3/9, 2nd number: 10/84
12/9 - 10/84 is 17/14.
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,
12/9 = 12 × 28/9 × 28 = 336/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
10/84 = 10 × 3/84 × 3 = 30/252 - Subtract the two like fractions:
336/252 - 30/252 = 336 - 30/252 = 306/252 - After reducing the fraction, the answer is 17/14
- In mixed form: 13/14
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