Answers

Add 49/15 and 90/63

1^st number: 3 4/15, 2^nd number: 1 27/63

49/15 + 90/63 is 493/105.

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,
   90/63 = 90 × 5/63 × 5 = 450/315
4. Add the two like fractions:
   1029/315 + 450/315 = 1029 + 450/315 = 1479/315
5. 1479/315 simplified gives 493/105
6. So, 49/15 + 90/63 = 493/105
   In mixed form: 473/105

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