Answers

Add 90/60 and 18/90

1^st number: 1 30/60, 2^nd number: 18/90

90/60 + 18/90 is 17/10.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 60 × 3 = 180,
   90/60 = 90 × 3/60 × 3 = 270/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   18/90 = 18 × 2/90 × 2 = 36/180
4. Add the two like fractions:
   270/180 + 36/180 = 270 + 36/180 = 306/180
5. 306/180 simplified gives 17/10
6. So, 90/60 + 18/90 = 17/10
   In mixed form: 17/10

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