Subtract 49/63 from 14/21
14/21 - 49/63 is -1/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 63 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 21 × 3 = 63,
14/21 = 14 × 3/21 × 3 = 42/63 - Likewise, for the 2nd fraction, since 63 × 1 = 63,
49/63 = 49 × 1/63 × 1 = 49/63 - Subtract the two like fractions:
42/63 - 49/63 = 42 - 49/63 = -7/63 - After reducing the fraction, the answer is -1/9
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