Answers

Add 28/63 and 60/15

1^st number: 28/63, 2^nd number: 4 0/15

28/63 + 60/15 is 40/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 15 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   28/63 = 28 × 5/63 × 5 = 140/315
3. Likewise, for the 2nd fraction, since 15 × 21 = 315,
   60/15 = 60 × 21/15 × 21 = 1260/315
4. Add the two like fractions:
   140/315 + 1260/315 = 140 + 1260/315 = 1400/315
5. 1400/315 simplified gives 40/9
6. So, 28/63 + 60/15 = 40/9
   In mixed form: 44/9

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