Answers

Add 63/15 and 20/9

1^st number: 4 3/15, 2^nd number: 2 2/9

63/15 + 20/9 is 289/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 9 is 45
   
   Next, find the equivalent fraction of both fractional numbers with denominator 45
2. For the 1st fraction, since 15 × 3 = 45,
   63/15 = 63 × 3/15 × 3 = 189/45
3. Likewise, for the 2nd fraction, since 9 × 5 = 45,
   20/9 = 20 × 5/9 × 5 = 100/45
4. Add the two like fractions:
   189/45 + 100/45 = 189 + 100/45 = 289/45
5. So, 63/15 + 20/9 = 289/45
   In mixed form: 619/45

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