Answers

Add 98/63 and 36/20

1^st number: 1 35/63, 2^nd number: 1 16/20

98/63 + 36/20 is 151/45.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 20 is 1260
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1260
2. For the 1st fraction, since 63 × 20 = 1260,
   98/63 = 98 × 20/63 × 20 = 1960/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   36/20 = 36 × 63/20 × 63 = 2268/1260
4. Add the two like fractions:
   1960/1260 + 2268/1260 = 1960 + 2268/1260 = 4228/1260
5. 4228/1260 simplified gives 151/45
6. So, 98/63 + 36/20 = 151/45
   In mixed form: 316/45

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