Answers

Add 49/15 and 84/63

1^st number: 3 4/15, 2^nd number: 1 21/63

49/15 + 84/63 is 23/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 63 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 15 × 21 = 315,
   49/15 = 49 × 21/15 × 21 = 1029/315
3. Likewise, for the 2nd fraction, since 63 × 5 = 315,
   84/63 = 84 × 5/63 × 5 = 420/315
4. Add the two like fractions:
   1029/315 + 420/315 = 1029 + 420/315 = 1449/315
5. 1449/315 simplified gives 23/5
6. So, 49/15 + 84/63 = 23/5
   In mixed form: 43/5

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