Answers

Add 28/24 and 54/15

1^st number: 1 4/24, 2^nd number: 3 9/15

28/24 + 54/15 is 143/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 24 and 15 is 120
   
   Next, find the equivalent fraction of both fractional numbers with denominator 120
2. For the 1st fraction, since 24 × 5 = 120,
   28/24 = 28 × 5/24 × 5 = 140/120
3. Likewise, for the 2nd fraction, since 15 × 8 = 120,
   54/15 = 54 × 8/15 × 8 = 432/120
4. Add the two like fractions:
   140/120 + 432/120 = 140 + 432/120 = 572/120
5. 572/120 simplified gives 143/30
6. So, 28/24 + 54/15 = 143/30
   In mixed form: 423/30

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