Answers

Add 60/9 and 90/80

1^st number: 6 6/9, 2^nd number: 1 10/80

60/9 + 90/80 is 187/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 9 × 80 = 720,
   60/9 = 60 × 80/9 × 80 = 4800/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   90/80 = 90 × 9/80 × 9 = 810/720
4. Add the two like fractions:
   4800/720 + 810/720 = 4800 + 810/720 = 5610/720
5. 5610/720 simplified gives 187/24
6. So, 60/9 + 90/80 = 187/24
   In mixed form: 719/24

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