Answers

Add 10/63 and 98/20

1^st number: 10/63, 2^nd number: 4 18/20

10/63 + 98/20 is 3187/630.

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,
   10/63 = 10 × 20/63 × 20 = 200/1260
3. Likewise, for the 2nd fraction, since 20 × 63 = 1260,
   98/20 = 98 × 63/20 × 63 = 6174/1260
4. Add the two like fractions:
   200/1260 + 6174/1260 = 200 + 6174/1260 = 6374/1260
5. 6374/1260 simplified gives 3187/630
6. So, 10/63 + 98/20 = 3187/630
   In mixed form: 537/630

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