Subtract 12/14 from 3/9
3/9 - 12/14 is -11/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 14 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 9 × 14 = 126,
3/9 = 3 × 14/9 × 14 = 42/126 - Likewise, for the 2nd fraction, since 14 × 9 = 126,
12/14 = 12 × 9/14 × 9 = 108/126 - Subtract the two like fractions:
42/126 - 108/126 = 42 - 108/126 = -66/126 - After reducing the fraction, the answer is -11/21
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