Answers

Add 18/63 and 30/50

18/63 + 30/50 is 31/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 50 is 3150
   
   Next, find the equivalent fraction of both fractional numbers with denominator 3150
2. For the 1st fraction, since 63 × 50 = 3150,
   18/63 = 18 × 50/63 × 50 = 900/3150
3. Likewise, for the 2nd fraction, since 50 × 63 = 3150,
   30/50 = 30 × 63/50 × 63 = 1890/3150
4. Add the two like fractions:
   900/3150 + 1890/3150 = 900 + 1890/3150 = 2790/3150
5. 2790/3150 simplified gives 31/35
6. So, 18/63 + 30/50 = 31/35

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