Answers

Add 75/45 and 8/81

1^st number: 1 30/45, 2^nd number: 8/81

75/45 + 8/81 is 143/81.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 45 and 81 is 405
   
   Next, find the equivalent fraction of both fractional numbers with denominator 405
2. For the 1st fraction, since 45 × 9 = 405,
   75/45 = 75 × 9/45 × 9 = 675/405
3. Likewise, for the 2nd fraction, since 81 × 5 = 405,
   8/81 = 8 × 5/81 × 5 = 40/405
4. Add the two like fractions:
   675/405 + 40/405 = 675 + 40/405 = 715/405
5. 715/405 simplified gives 143/81
6. So, 75/45 + 8/81 = 143/81
   In mixed form: 162/81

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