Answers

Add 6/20 and 98/63

1^st number: 6/20, 2^nd number: 1 35/63

6/20 + 98/63 is 167/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 63 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 20 × 63 = 1260,
   6/20 = 6 × 63/20 × 63 = 378/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   98/63 = 98 × 20/63 × 20 = 1960/1260
4. Add the two like fractions:
   378/1260 + 1960/1260 = 378 + 1960/1260 = 2338/1260
5. 2338/1260 simplified gives 167/90
6. So, 6/20 + 98/63 = 167/90
   In mixed form: 177/90

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