Answers

Add 81/50 and 10/80

1^st number: 1 31/50, 2^nd number: 10/80

81/50 + 10/80 is 349/200.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 80 is 400
   
   Next, find the equivalent fraction of both fractional numbers with denominator 400
2. For the 1st fraction, since 50 × 8 = 400,
   81/50 = 81 × 8/50 × 8 = 648/400
3. Likewise, for the 2nd fraction, since 80 × 5 = 400,
   10/80 = 10 × 5/80 × 5 = 50/400
4. Add the two like fractions:
   648/400 + 50/400 = 648 + 50/400 = 698/400
5. 698/400 simplified gives 349/200
6. So, 81/50 + 10/80 = 349/200
   In mixed form: 1149/200

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