Answers

Add 5/21 and 56/27

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

5/21 + 56/27 is 437/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 27 is 189
   
   Next, find the equivalent fraction of both fractional numbers with denominator 189
2. For the 1st fraction, since 21 × 9 = 189,
   5/21 = 5 × 9/21 × 9 = 45/189
3. Likewise, for the 2nd fraction, since 27 × 7 = 189,
   56/27 = 56 × 7/27 × 7 = 392/189
4. Add the two like fractions:
   45/189 + 392/189 = 45 + 392/189 = 437/189
5. So, 5/21 + 56/27 = 437/189
   In mixed form: 259/189

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