Subtract 20/10 from 28/63
1st number: 28/63, 2nd number: 2 0/10
28/63 - 20/10 is -14/9.
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,
28/63 = 28 × 10/63 × 10 = 280/630 - Likewise, for the 2nd fraction, since 10 × 63 = 630,
20/10 = 20 × 63/10 × 63 = 1260/630 - Subtract the two like fractions:
280/630 - 1260/630 = 280 - 1260/630 = -980/630 - After reducing the fraction, the answer is -14/9
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