Answers

Add 20/63 and 3/30

20/63 + 3/30 is 263/630.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 30 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 30 × 21 = 630,
   3/30 = 3 × 21/30 × 21 = 63/630
4. Add the two like fractions:
   200/630 + 63/630 = 200 + 63/630 = 263/630
5. So, 20/63 + 3/30 = 263/630

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