Answers

Add 30/18 and 60/90

1^st number: 1 12/18, 2^nd number: 60/90

30/18 + 60/90 is 7/3.

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,
   30/18 = 30 × 5/18 × 5 = 150/90
3. Likewise, for the 2nd fraction, since 90 × 1 = 90,
   60/90 = 60 × 1/90 × 1 = 60/90
4. Add the two like fractions:
   150/90 + 60/90 = 150 + 60/90 = 210/90
5. 210/90 simplified gives 7/3
6. So, 30/18 + 60/90 = 7/3
   In mixed form: 21/3

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