Subtract 25/49 from 9/18
9/18 - 25/49 is -1/98.
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,
9/18 = 9 × 49/18 × 49 = 441/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
25/49 = 25 × 18/49 × 18 = 450/882 - Subtract the two like fractions:
441/882 - 450/882 = 441 - 450/882 = -9/882 - After reducing the fraction, the answer is -1/98
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