Answers

Add 9/70 and 10/63

9/70 + 10/63 is 181/630.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 63 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 70 × 9 = 630,
   9/70 = 9 × 9/70 × 9 = 81/630
3. Likewise, for the 2nd fraction, since 63 × 10 = 630,
   10/63 = 10 × 10/63 × 10 = 100/630
4. Add the two like fractions:
   81/630 + 100/630 = 81 + 100/630 = 181/630
5. So, 9/70 + 10/63 = 181/630

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