Answers

Add 81/27 and 63/7

1^st number: 3 0/27, 2^nd number: 9 0/7

81/27 + 63/7 is 12/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 7 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 27 × 7 = 189,
   81/27 = 81 × 7/27 × 7 = 567/189
3. Likewise, for the 2nd fraction, since 7 × 27 = 189,
   63/7 = 63 × 27/7 × 27 = 1701/189
4. Add the two like fractions:
   567/189 + 1701/189 = 567 + 1701/189 = 2268/189
5. 2268/189 simplified gives 12/1
6. So, 81/27 + 63/7 = 12/1

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