Answers

Add 15/30 and 90/12

1^st number: 15/30, 2^nd number: 7 6/12

15/30 + 90/12 is 8/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 30 × 2 = 60,
   15/30 = 15 × 2/30 × 2 = 30/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   90/12 = 90 × 5/12 × 5 = 450/60
4. Add the two like fractions:
   30/60 + 450/60 = 30 + 450/60 = 480/60
5. 480/60 simplified gives 8/1
6. So, 15/30 + 90/12 = 8/1

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