Answers

Add 27/98 and 90/80

1^st number: 27/98, 2^nd number: 1 10/80

27/98 + 90/80 is 549/392.

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,
   27/98 = 27 × 40/98 × 40 = 1080/3920
3. Likewise, for the 2nd fraction, since 80 × 49 = 3920,
   90/80 = 90 × 49/80 × 49 = 4410/3920
4. Add the two like fractions:
   1080/3920 + 4410/3920 = 1080 + 4410/3920 = 5490/3920
5. 5490/3920 simplified gives 549/392
6. So, 27/98 + 90/80 = 549/392
   In mixed form: 1157/392

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