Answers

Add 9/63 and 40/30

1^st number: 9/63, 2^nd number: 1 10/30

9/63 + 40/30 is 31/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 63 and 30 is 630
   
   Next, find the equivalent fraction of both fractional numbers with denominator 630
2. For the 1st fraction, since 63 × 10 = 630,
   9/63 = 9 × 10/63 × 10 = 90/630
3. Likewise, for the 2nd fraction, since 30 × 21 = 630,
   40/30 = 40 × 21/30 × 21 = 840/630
4. Add the two like fractions:
   90/630 + 840/630 = 90 + 840/630 = 930/630
5. 930/630 simplified gives 31/21
6. So, 9/63 + 40/30 = 31/21
   In mixed form: 110/21

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