Answers

Add 28/60 and 28/54

28/60 + 28/54 is 133/135.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 54 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 60 × 9 = 540,
   28/60 = 28 × 9/60 × 9 = 252/540
3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
   28/54 = 28 × 10/54 × 10 = 280/540
4. Add the two like fractions:
   252/540 + 280/540 = 252 + 280/540 = 532/540
5. 532/540 simplified gives 133/135
6. So, 28/60 + 28/54 = 133/135

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