Answers

Add 48/3 and 98/80

1^st number: 16 0/3, 2^nd number: 1 18/80

48/3 + 98/80 is 689/40.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 80 is 240
   
   Next, find the equivalent fraction of both fractional numbers with denominator 240
2. For the 1st fraction, since 3 × 80 = 240,
   48/3 = 48 × 80/3 × 80 = 3840/240
3. Likewise, for the 2nd fraction, since 80 × 3 = 240,
   98/80 = 98 × 3/80 × 3 = 294/240
4. Add the two like fractions:
   3840/240 + 294/240 = 3840 + 294/240 = 4134/240
5. 4134/240 simplified gives 689/40
6. So, 48/3 + 98/80 = 689/40
   In mixed form: 179/40

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