Answers

Add 60/16 and 42/80

1^st number: 3 12/16, 2^nd number: 42/80

60/16 + 42/80 is 171/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 16 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 16 × 5 = 80,
   60/16 = 60 × 5/16 × 5 = 300/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   42/80 = 42 × 1/80 × 1 = 42/80
4. Add the two like fractions:
   300/80 + 42/80 = 300 + 42/80 = 342/80
5. 342/80 simplified gives 171/40
6. So, 60/16 + 42/80 = 171/40
   In mixed form: 411/40

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