Answers

Add 90/63 and 14/15

1^st number: 1 27/63, 2^nd number: 14/15

90/63 + 14/15 is 248/105.

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,
   90/63 = 90 × 5/63 × 5 = 450/315
3. Likewise, for the 2nd fraction, since 15 × 21 = 315,
   14/15 = 14 × 21/15 × 21 = 294/315
4. Add the two like fractions:
   450/315 + 294/315 = 450 + 294/315 = 744/315
5. 744/315 simplified gives 248/105
6. So, 90/63 + 14/15 = 248/105
   In mixed form: 238/105

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