Answers

Add 15/63 and 90/5

1^st number: 15/63, 2^nd number: 18 0/5

15/63 + 90/5 is 383/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 5 is 315
   
   Next, find the equivalent fraction of both fractional numbers with denominator 315
2. For the 1st fraction, since 63 × 5 = 315,
   15/63 = 15 × 5/63 × 5 = 75/315
3. Likewise, for the 2nd fraction, since 5 × 63 = 315,
   90/5 = 90 × 63/5 × 63 = 5670/315
4. Add the two like fractions:
   75/315 + 5670/315 = 75 + 5670/315 = 5745/315
5. 5745/315 simplified gives 383/21
6. So, 15/63 + 90/5 = 383/21
   In mixed form: 185/21

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