Answers

Add 75/8 and 63/81

1^st number: 9 3/8, 2^nd number: 63/81

75/8 + 63/81 is 731/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 8 and 81 is 648
   
   Next, find the equivalent fraction of both fractional numbers with denominator 648
2. For the 1st fraction, since 8 × 81 = 648,
   75/8 = 75 × 81/8 × 81 = 6075/648
3. Likewise, for the 2nd fraction, since 81 × 8 = 648,
   63/81 = 63 × 8/81 × 8 = 504/648
4. Add the two like fractions:
   6075/648 + 504/648 = 6075 + 504/648 = 6579/648
5. 6579/648 simplified gives 731/72
6. So, 75/8 + 63/81 = 731/72
   In mixed form: 1011/72

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