Subtract 42/49 from 3/14
3/14 - 42/49 is -9/14.
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,
3/14 = 3 × 7/14 × 7 = 21/98 - Likewise, for the 2nd fraction, since 49 × 2 = 98,
42/49 = 42 × 2/49 × 2 = 84/98 - Subtract the two like fractions:
21/98 - 84/98 = 21 - 84/98 = -63/98 - After reducing the fraction, the answer is -9/14
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