Answers

Add 60/98 and 70/80

60/98 + 70/80 is 583/392.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 80 is 3920
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3920
2. For the 1st fraction, since 98 × 40 = 3920,
   60/98 = 60 × 40/98 × 40 = 2400/3920
3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
   70/80 = 70 × 49/80 × 49 = 3430/3920
4. Add the two like fractions:
   2400/3920 + 3430/3920 = 2400 + 3430/3920 = 5830/3920
5. 5830/3920 simplified gives 583/392
6. So, 60/98 + 70/80 = 583/392
   In mixed form: 1191/392

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