Answers

Add 8/15 and 9/8

1^st number: 8/15, 2^nd number: 1 1/8

8/15 + 9/8 is 199/120.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 8 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 15 × 8 = 120,
   8/15 = 8 × 8/15 × 8 = 64/120
3. Likewise, for the 2nd fraction, since 8 × 15 = 120,
   9/8 = 9 × 15/8 × 15 = 135/120
4. Add the two like fractions:
   64/120 + 135/120 = 64 + 135/120 = 199/120
5. So, 8/15 + 9/8 = 199/120
   In mixed form: 179/120

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