Answers

Add 98/35 and 6/80

1^st number: 2 28/35, 2^nd number: 6/80

98/35 + 6/80 is 23/8.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 35 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 35 × 16 = 560,
   98/35 = 98 × 16/35 × 16 = 1568/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   6/80 = 6 × 7/80 × 7 = 42/560
4. Add the two like fractions:
   1568/560 + 42/560 = 1568 + 42/560 = 1610/560
5. 1610/560 simplified gives 23/8
6. So, 98/35 + 6/80 = 23/8
   In mixed form: 27/8

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