Answers

Add 75/63 and 30/70

1^st number: 1 12/63, 2^nd number: 30/70

75/63 + 30/70 is 34/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   75/63 = 75 × 10/63 × 10 = 750/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   30/70 = 30 × 9/70 × 9 = 270/630
4. Add the two like fractions:
   750/630 + 270/630 = 750 + 270/630 = 1020/630
5. 1020/630 simplified gives 34/21
6. So, 75/63 + 30/70 = 34/21
   In mixed form: 113/21

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