Answers

Add 90/10 and 30/15

1^st number: 9 0/10, 2^nd number: 2 0/15

90/10 + 30/15 is 11/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 15 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 10 × 3 = 30,
   90/10 = 90 × 3/10 × 3 = 270/30
3. Likewise, for the 2nd fraction, since 15 × 2 = 30,
   30/15 = 30 × 2/15 × 2 = 60/30
4. Add the two like fractions:
   270/30 + 60/30 = 270 + 60/30 = 330/30
5. 330/30 simplified gives 11/1
6. So, 90/10 + 30/15 = 11/1

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