Answers

Add 12/60 and 27/84

12/60 + 27/84 is 73/140.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   12/60 = 12 × 7/60 × 7 = 84/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   27/84 = 27 × 5/84 × 5 = 135/420
4. Add the two like fractions:
   84/420 + 135/420 = 84 + 135/420 = 219/420
5. 219/420 simplified gives 73/140
6. So, 12/60 + 27/84 = 73/140

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