Subtract 18/15 from 12/14
1st number: 12/14, 2nd number: 1 3/15
12/14 - 18/15 is -12/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 15 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 14 × 15 = 210,
12/14 = 12 × 15/14 × 15 = 180/210 - Likewise, for the 2nd fraction, since 15 × 14 = 210,
18/15 = 18 × 14/15 × 14 = 252/210 - Subtract the two like fractions:
180/210 - 252/210 = 180 - 252/210 = -72/210 - After reducing the fraction, the answer is -12/35
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