Answers

Add 28/18 and 9/90

1^st number: 1 10/18, 2^nd number: 9/90

28/18 + 9/90 is 149/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 18 and 90 is 90
   
   Next, find the equivalent fraction of both fractional numbers with denominator 90
2. For the 1st fraction, since 18 × 5 = 90,
   28/18 = 28 × 5/18 × 5 = 140/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   9/90 = 9 × 1/90 × 1 = 9/90
4. Add the two like fractions:
   140/90 + 9/90 = 140 + 9/90 = 149/90
5. So, 28/18 + 9/90 = 149/90
   In mixed form: 159/90

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