Answers

Add 4/63 and 15/10

1^st number: 4/63, 2^nd number: 1 5/10

4/63 + 15/10 is 197/126.

Steps for adding 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,
   4/63 = 4 × 10/63 × 10 = 40/630
3. Likewise, for the 2nd fraction, since 10 × 63 = 630,
   15/10 = 15 × 63/10 × 63 = 945/630
4. Add the two like fractions:
   40/630 + 945/630 = 40 + 945/630 = 985/630
5. 985/630 simplified gives 197/126
6. So, 4/63 + 15/10 = 197/126
   In mixed form: 171/126

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