Answers

Add 20/30 and 81/10

1^st number: 20/30, 2^nd number: 8 1/10

20/30 + 81/10 is 263/30.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 30 and 10 is 30
   
   Next, find the equivalent fraction of both fractional numbers with denominator 30
2. For the 1st fraction, since 30 × 1 = 30,
   20/30 = 20 × 1/30 × 1 = 20/30
3. Likewise, for the 2nd fraction, since 10 × 3 = 30,
   81/10 = 81 × 3/10 × 3 = 243/30
4. Add the two like fractions:
   20/30 + 243/30 = 20 + 243/30 = 263/30
5. So, 20/30 + 81/10 = 263/30
   In mixed form: 823/30

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