Answers

Add 90/10 and 36/80

1^st number: 9 0/10, 2^nd number: 36/80

90/10 + 36/80 is 189/20.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 80 is 80
   
   Next, find the equivalent fraction of both fractional numbers with denominator 80
2. For the 1st fraction, since 10 × 8 = 80,
   90/10 = 90 × 8/10 × 8 = 720/80
3. Likewise, for the 2nd fraction, since 80 × 1 = 80,
   36/80 = 36 × 1/80 × 1 = 36/80
4. Add the two like fractions:
   720/80 + 36/80 = 720 + 36/80 = 756/80
5. 756/80 simplified gives 189/20
6. So, 90/10 + 36/80 = 189/20
   In mixed form: 99/20

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