Answers

Add 10/63 and 20/48

10/63 + 20/48 is 145/252.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 48 is 1008
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1008
2. For the 1st fraction, since 63 × 16 = 1008,
   10/63 = 10 × 16/63 × 16 = 160/1008
3. Likewise, for the 2nd fraction, since 48 × 21 = 1008,
   20/48 = 20 × 21/48 × 21 = 420/1008
4. Add the two like fractions:
   160/1008 + 420/1008 = 160 + 420/1008 = 580/1008
5. 580/1008 simplified gives 145/252
6. So, 10/63 + 20/48 = 145/252

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