Subtract 12/49 from 3/18
3/18 - 12/49 is -23/294.
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,
3/18 = 3 × 49/18 × 49 = 147/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
12/49 = 12 × 18/49 × 18 = 216/882 - Subtract the two like fractions:
147/882 - 216/882 = 147 - 216/882 = -69/882 - After reducing the fraction, the answer is -23/294
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