Answers

Add 54/7 and 36/81

1^st number: 7 5/7, 2^nd number: 36/81

54/7 + 36/81 is 514/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 7 and 81 is 567
   
   Next, find the equivalent fraction of both fractional numbers with denominator 567
2. For the 1st fraction, since 7 × 81 = 567,
   54/7 = 54 × 81/7 × 81 = 4374/567
3. Likewise, for the 2nd fraction, since 81 × 7 = 567,
   36/81 = 36 × 7/81 × 7 = 252/567
4. Add the two like fractions:
   4374/567 + 252/567 = 4374 + 252/567 = 4626/567
5. 4626/567 simplified gives 514/63
6. So, 54/7 + 36/81 = 514/63
   In mixed form: 810/63

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