Answers

Add 42/6 and 54/81

1^st number: 7 0/6, 2^nd number: 54/81

42/6 + 54/81 is 23/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 6 and 81 is 162
   
   Next, find the equivalent fraction of both fractional numbers with denominator 162
2. For the 1st fraction, since 6 × 27 = 162,
   42/6 = 42 × 27/6 × 27 = 1134/162
3. Likewise, for the 2nd fraction, since 81 × 2 = 162,
   54/81 = 54 × 2/81 × 2 = 108/162
4. Add the two like fractions:
   1134/162 + 108/162 = 1134 + 108/162 = 1242/162
5. 1242/162 simplified gives 23/3
6. So, 42/6 + 54/81 = 23/3
   In mixed form: 72/3

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