Answers

Add 80/98 and 42/20

1^st number: 80/98, 2^nd number: 2 2/20

80/98 + 42/20 is 1429/490.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 98 and 20 is 980
   
   Next, find the equivalent fraction of both fractional numbers with denominator 980
2. For the 1st fraction, since 98 × 10 = 980,
   80/98 = 80 × 10/98 × 10 = 800/980
3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
   42/20 = 42 × 49/20 × 49 = 2058/980
4. Add the two like fractions:
   800/980 + 2058/980 = 800 + 2058/980 = 2858/980
5. 2858/980 simplified gives 1429/490
6. So, 80/98 + 42/20 = 1429/490
   In mixed form: 2449/490

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