Subtract 7/14 from 2/15
2/15 - 7/14 is -11/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
2/15 = 2 × 14/15 × 14 = 28/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
7/14 = 7 × 15/14 × 15 = 105/210 - Subtract the two like fractions:
28/210 - 105/210 = 28 - 105/210 = -77/210 - After reducing the fraction, the answer is -11/30
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