Answers

Add 80/90 and 84/80

1^st number: 80/90, 2^nd number: 1 4/80

80/90 + 84/80 is 349/180.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 90 and 80 is 720
   
   Next, find the equivalent fraction of both fractional numbers with denominator 720
2. For the 1st fraction, since 90 × 8 = 720,
   80/90 = 80 × 8/90 × 8 = 640/720
3. Likewise, for the 2nd fraction, since 80 × 9 = 720,
   84/80 = 84 × 9/80 × 9 = 756/720
4. Add the two like fractions:
   640/720 + 756/720 = 640 + 756/720 = 1396/720
5. 1396/720 simplified gives 349/180
6. So, 80/90 + 84/80 = 349/180
   In mixed form: 1169/180

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