Answers

Add 84/12 and 90/25

1^st number: 7 0/12, 2^nd number: 3 15/25

84/12 + 90/25 is 53/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 25 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 12 × 25 = 300,
   84/12 = 84 × 25/12 × 25 = 2100/300
3. Likewise, for the 2nd fraction, since 25 × 12 = 300,
   90/25 = 90 × 12/25 × 12 = 1080/300
4. Add the two like fractions:
   2100/300 + 1080/300 = 2100 + 1080/300 = 3180/300
5. 3180/300 simplified gives 53/5
6. So, 84/12 + 90/25 = 53/5
   In mixed form: 103/5

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