Subtract 21/49 from 4/14
4/14 - 21/49 is -1/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 49 is 98
Next, find the equivalent fraction of both fractional numbers with denominator 98 - For the 1st fraction, since 14 × 7 = 98,
4/14 = 4 × 7/14 × 7 = 28/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
21/49 = 21 × 2/49 × 2 = 42/98 - Subtract the two like fractions:
28/98 - 42/98 = 28 - 42/98 = -14/98 - After reducing the fraction, the answer is -1/7
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