Answers

Add 25/12 and 80/90

1^st number: 2 1/12, 2^nd number: 80/90

25/12 + 80/90 is 107/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 12 and 90 is 180
   
   Next, find the equivalent fraction of both fractional numbers with denominator 180
2. For the 1st fraction, since 12 × 15 = 180,
   25/12 = 25 × 15/12 × 15 = 375/180
3. Likewise, for the 2nd fraction, since 90 × 2 = 180,
   80/90 = 80 × 2/90 × 2 = 160/180
4. Add the two like fractions:
   375/180 + 160/180 = 375 + 160/180 = 535/180
5. 535/180 simplified gives 107/36
6. So, 25/12 + 80/90 = 107/36
   In mixed form: 235/36

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