Answers

Add 60/7 and 98/80

1^st number: 8 4/7, 2^nd number: 1 18/80

60/7 + 98/80 is 2743/280.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 80 is 560
   
   Next, find the equivalent fraction of both fractional numbers with denominator 560
2. For the 1st fraction, since 7 × 80 = 560,
   60/7 = 60 × 80/7 × 80 = 4800/560
3. Likewise, for the 2nd fraction, since 80 × 7 = 560,
   98/80 = 98 × 7/80 × 7 = 686/560
4. Add the two like fractions:
   4800/560 + 686/560 = 4800 + 686/560 = 5486/560
5. 5486/560 simplified gives 2743/280
6. So, 60/7 + 98/80 = 2743/280
   In mixed form: 9223/280

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