Answers

Add 35/80 and 60/12

1^st number: 35/80, 2^nd number: 5 0/12

35/80 + 60/12 is 87/16.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 80 and 12 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 80 × 3 = 240,
   35/80 = 35 × 3/80 × 3 = 105/240
3. Likewise, for the 2nd fraction, since 12 × 20 = 240,
   60/12 = 60 × 20/12 × 20 = 1200/240
4. Add the two like fractions:
   105/240 + 1200/240 = 105 + 1200/240 = 1305/240
5. 1305/240 simplified gives 87/16
6. So, 35/80 + 60/12 = 87/16
   In mixed form: 57/16

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