Answers

Add 15/63 and 2/30

15/63 + 2/30 is 32/105.

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,
   15/63 = 15 × 10/63 × 10 = 150/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   2/30 = 2 × 21/30 × 21 = 42/630
4. Add the two like fractions:
   150/630 + 42/630 = 150 + 42/630 = 192/630
5. 192/630 simplified gives 32/105
6. So, 15/63 + 2/30 = 32/105

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