Answers

Add 15/2 and 8/90

1^st number: 7 1/2, 2^nd number: 8/90

15/2 + 8/90 is 683/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 2 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 2 × 45 = 90,
   15/2 = 15 × 45/2 × 45 = 675/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   8/90 = 8 × 1/90 × 1 = 8/90
4. Add the two like fractions:
   675/90 + 8/90 = 675 + 8/90 = 683/90
5. So, 15/2 + 8/90 = 683/90
   In mixed form: 753/90

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