Answers

Add 40/9 and 20/81

1^st number: 4 4/9, 2^nd number: 20/81

40/9 + 20/81 is 380/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 9 and 81 is 81
   
   Next, find the equivalent fraction of both fractional numbers with denominator 81
2. For the 1st fraction, since 9 × 9 = 81,
   40/9 = 40 × 9/9 × 9 = 360/81
3. Likewise, for the 2nd fraction, since 81 × 1 = 81,
   20/81 = 20 × 1/81 × 1 = 20/81
4. Add the two like fractions:
   360/81 + 20/81 = 360 + 20/81 = 380/81
5. So, 40/9 + 20/81 = 380/81
   In mixed form: 456/81

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