Answers

Add 5/27 and 40/21

1^st number: 5/27, 2^nd number: 1 19/21

5/27 + 40/21 is 395/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 21 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 27 × 7 = 189,
   5/27 = 5 × 7/27 × 7 = 35/189
3. Likewise, for the 2nd fraction, since 21 × 9 = 189,
   40/21 = 40 × 9/21 × 9 = 360/189
4. Add the two like fractions:
   35/189 + 360/189 = 35 + 360/189 = 395/189
5. So, 5/27 + 40/21 = 395/189
   In mixed form: 217/189

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