Answers

Add 56/15 and 98/80

1^st number: 3 11/15, 2^nd number: 1 18/80

56/15 + 98/80 is 119/24.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 15 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 15 × 16 = 240,
   56/15 = 56 × 16/15 × 16 = 896/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   98/80 = 98 × 3/80 × 3 = 294/240
4. Add the two like fractions:
   896/240 + 294/240 = 896 + 294/240 = 1190/240
5. 1190/240 simplified gives 119/24
6. So, 56/15 + 98/80 = 119/24
   In mixed form: 423/24

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