Answers

Add 9/63 and 40/6

1^st number: 9/63, 2^nd number: 6 4/6

9/63 + 40/6 is 143/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 6 is 126
   
   Next, find the equivalent fraction of both fractional numbers with denominator 126
2. For the 1st fraction, since 63 × 2 = 126,
   9/63 = 9 × 2/63 × 2 = 18/126
3. Likewise, for the 2nd fraction, since 6 × 21 = 126,
   40/6 = 40 × 21/6 × 21 = 840/126
4. Add the two like fractions:
   18/126 + 840/126 = 18 + 840/126 = 858/126
5. 858/126 simplified gives 143/21
6. So, 9/63 + 40/6 = 143/21
   In mixed form: 617/21

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