Answers

Add 3/63 and 42/30

1^st number: 3/63, 2^nd number: 1 12/30

3/63 + 42/30 is 152/105.

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,
   3/63 = 3 × 10/63 × 10 = 30/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   42/30 = 42 × 21/30 × 21 = 882/630
4. Add the two like fractions:
   30/630 + 882/630 = 30 + 882/630 = 912/630
5. 912/630 simplified gives 152/105
6. So, 3/63 + 42/30 = 152/105
   In mixed form: 147/105

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