Answers

Add 56/63 and 9/70

56/63 + 9/70 is 641/630.

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,
   56/63 = 56 × 10/63 × 10 = 560/630
3. Likewise, for the 2nd fraction, since 70 × 9 = 630,
   9/70 = 9 × 9/70 × 9 = 81/630
4. Add the two like fractions:
   560/630 + 81/630 = 560 + 81/630 = 641/630
5. So, 56/63 + 9/70 = 641/630
   In mixed form: 111/630

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