Subtract 7/10 from 14/63
14/63 - 7/10 is -43/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 10 is 630
Next, find the equivalent fraction of both fractional numbers with denominator 630 - For the 1st fraction, since 63 × 10 = 630,
14/63 = 14 × 10/63 × 10 = 140/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
7/10 = 7 × 63/10 × 63 = 441/630 - Subtract the two like fractions:
140/630 - 441/630 = 140 - 441/630 = -301/630 - After reducing the fraction, the answer is -43/90
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