Answers

Add 70/30 and 20/63

1^st number: 2 10/30, 2^nd number: 20/63

70/30 + 20/63 is 167/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 30 × 21 = 630,
   70/30 = 70 × 21/30 × 21 = 1470/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   20/63 = 20 × 10/63 × 10 = 200/630
4. Add the two like fractions:
   1470/630 + 200/630 = 1470 + 200/630 = 1670/630
5. 1670/630 simplified gives 167/63
6. So, 70/30 + 20/63 = 167/63
   In mixed form: 241/63

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