Answers

Add 75/5 and 90/54

1^st number: 15 0/5, 2^nd number: 1 36/54

75/5 + 90/54 is 50/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 54 is 270
   
   Next, find the equivalent fraction of both fractional numbers with denominator 270
2. For the 1st fraction, since 5 × 54 = 270,
   75/5 = 75 × 54/5 × 54 = 4050/270
3. Likewise, for the 2nd fraction, since 54 × 5 = 270,
   90/54 = 90 × 5/54 × 5 = 450/270
4. Add the two like fractions:
   4050/270 + 450/270 = 4050 + 450/270 = 4500/270
5. 4500/270 simplified gives 50/3
6. So, 75/5 + 90/54 = 50/3
   In mixed form: 162/3

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