Answers

Add 18/12 and 50/80

1^st number: 1 6/12, 2^nd number: 50/80

18/12 + 50/80 is 17/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 12 × 20 = 240,
   18/12 = 18 × 20/12 × 20 = 360/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   50/80 = 50 × 3/80 × 3 = 150/240
4. Add the two like fractions:
   360/240 + 150/240 = 360 + 150/240 = 510/240
5. 510/240 simplified gives 17/8
6. So, 18/12 + 50/80 = 17/8
   In mixed form: 21/8

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