Answers

Add 40/98 and 28/20

1^st number: 40/98, 2^nd number: 1 8/20

40/98 + 28/20 is 443/245.

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,
   40/98 = 40 × 10/98 × 10 = 400/980
3. Likewise, for the 2nd fraction, since 20 × 49 = 980,
   28/20 = 28 × 49/20 × 49 = 1372/980
4. Add the two like fractions:
   400/980 + 1372/980 = 400 + 1372/980 = 1772/980
5. 1772/980 simplified gives 443/245
6. So, 40/98 + 28/20 = 443/245
   In mixed form: 1198/245

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