Answers

Add 63/5 and 25/90

1^st number: 12 3/5, 2^nd number: 25/90

63/5 + 25/90 is 1159/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 5 × 18 = 90,
   63/5 = 63 × 18/5 × 18 = 1134/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   25/90 = 25 × 1/90 × 1 = 25/90
4. Add the two like fractions:
   1134/90 + 25/90 = 1134 + 25/90 = 1159/90
5. So, 63/5 + 25/90 = 1159/90
   In mixed form: 1279/90

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