Answers

Add 60/16 and 80/90

1^st number: 3 12/16, 2^nd number: 80/90

60/16 + 80/90 is 167/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 90 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 16 × 45 = 720,
   60/16 = 60 × 45/16 × 45 = 2700/720
3. Likewise, for the 2nd fraction, since 90 × 8 = 720,
   80/90 = 80 × 8/90 × 8 = 640/720
4. Add the two like fractions:
   2700/720 + 640/720 = 2700 + 640/720 = 3340/720
5. 3340/720 simplified gives 167/36
6. So, 60/16 + 80/90 = 167/36
   In mixed form: 423/36

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