Subtract 40/49 from 14/18
14/18 - 40/49 is -17/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
14/18 = 14 × 49/18 × 49 = 686/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
40/49 = 40 × 18/49 × 18 = 720/882 - Subtract the two like fractions:
686/882 - 720/882 = 686 - 720/882 = -34/882 - After reducing the fraction, the answer is -17/441
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