Answers

Add 15/60 and 27/80

15/60 + 27/80 is 47/80.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 60 × 4 = 240,
   15/60 = 15 × 4/60 × 4 = 60/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   27/80 = 27 × 3/80 × 3 = 81/240
4. Add the two like fractions:
   60/240 + 81/240 = 60 + 81/240 = 141/240
5. 141/240 simplified gives 47/80
6. So, 15/60 + 27/80 = 47/80

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