Answers

Add 84/90 and 60/12

1^st number: 84/90, 2^nd number: 5 0/12

84/90 + 60/12 is 89/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 12 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 90 × 2 = 180,
   84/90 = 84 × 2/90 × 2 = 168/180
3. Likewise, for the 2nd fraction, since 12 × 15 = 180,
   60/12 = 60 × 15/12 × 15 = 900/180
4. Add the two like fractions:
   168/180 + 900/180 = 168 + 900/180 = 1068/180
5. 1068/180 simplified gives 89/15
6. So, 84/90 + 60/12 = 89/15
   In mixed form: 514/15

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