Answers

Subtract 2/10 from 20/63

20/63 - 2/10 is 37/315.

Steps for subtracting fractions

1. 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
2. For the 1st fraction, since 63 × 10 = 630,
   20/63 = 20 × 10/63 × 10 = 200/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   2/10 = 2 × 63/10 × 63 = 126/630
4. Subtract the two like fractions:
   200/630 - 126/630 = 200 - 126/630 = 74/630
5. After reducing the fraction, the answer is 37/315

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