Answers

Add 4/20 and 98/63

1^st number: 4/20, 2^nd number: 1 35/63

4/20 + 98/63 is 79/45.

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,
   4/20 = 4 × 63/20 × 63 = 252/1260
3. Likewise, for the 2nd fraction, since 63 × 20 = 1260,
   98/63 = 98 × 20/63 × 20 = 1960/1260
4. Add the two like fractions:
   252/1260 + 1960/1260 = 252 + 1960/1260 = 2212/1260
5. 2212/1260 simplified gives 79/45
6. So, 4/20 + 98/63 = 79/45
   In mixed form: 134/45

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