Answers

Add 28/9 and 20/60

1^st number: 3 1/9, 2^nd number: 20/60

28/9 + 20/60 is 31/9.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 60 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 9 × 20 = 180,
   28/9 = 28 × 20/9 × 20 = 560/180
3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
   20/60 = 20 × 3/60 × 3 = 60/180
4. Add the two like fractions:
   560/180 + 60/180 = 560 + 60/180 = 620/180
5. 620/180 simplified gives 31/9
6. So, 28/9 + 20/60 = 31/9
   In mixed form: 34/9

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