Answers

Add 2/27 and 70/21

1^st number: 2/27, 2^nd number: 3 7/21

2/27 + 70/21 is 92/27.

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,
   2/27 = 2 × 7/27 × 7 = 14/189
3. Likewise, for the 2nd fraction, since 21 × 9 = 189,
   70/21 = 70 × 9/21 × 9 = 630/189
4. Add the two like fractions:
   14/189 + 630/189 = 14 + 630/189 = 644/189
5. 644/189 simplified gives 92/27
6. So, 2/27 + 70/21 = 92/27
   In mixed form: 311/27

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