Answers

Add 6/63 and 25/70

6/63 + 25/70 is 19/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 70 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   6/63 = 6 × 10/63 × 10 = 60/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   25/70 = 25 × 9/70 × 9 = 225/630
4. Add the two like fractions:
   60/630 + 225/630 = 60 + 225/630 = 285/630
5. 285/630 simplified gives 19/42
6. So, 6/63 + 25/70 = 19/42

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