Answers

Add 28/30 and 15/60

28/30 + 15/60 is 71/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 60 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   28/30 = 28 × 2/30 × 2 = 56/60
3. Likewise, for the 2nd fraction, since 60 × 1 = 60,
   15/60 = 15 × 1/60 × 1 = 15/60
4. Add the two like fractions:
   56/60 + 15/60 = 56 + 15/60 = 71/60
5. So, 28/30 + 15/60 = 71/60
   In mixed form: 111/60

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