Answers

Add 12/90 and 5/60

12/90 + 5/60 is 13/60.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 60 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   12/90 = 12 × 2/90 × 2 = 24/180
3. Likewise, for the 2nd fraction, since 60 × 3 = 180,
   5/60 = 5 × 3/60 × 3 = 15/180
4. Add the two like fractions:
   24/180 + 15/180 = 24 + 15/180 = 39/180
5. 39/180 simplified gives 13/60
6. So, 12/90 + 5/60 = 13/60

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