Subtract 20/49 from 8/18
8/18 - 20/49 is 16/441.
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,
8/18 = 8 × 49/18 × 49 = 392/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
20/49 = 20 × 18/49 × 18 = 360/882 - Subtract the two like fractions:
392/882 - 360/882 = 392 - 360/882 = 32/882 - After reducing the fraction, the answer is 16/441
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