Answers

Add 70/49 and 35/27

1^st number: 1 21/49, 2^nd number: 1 8/27

70/49 + 35/27 is 515/189.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 49 and 27 is 1323
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1323
2. For the 1st fraction, since 49 × 27 = 1323,
   70/49 = 70 × 27/49 × 27 = 1890/1323
3. Likewise, for the 2nd fraction, since 27 × 49 = 1323,
   35/27 = 35 × 49/27 × 49 = 1715/1323
4. Add the two like fractions:
   1890/1323 + 1715/1323 = 1890 + 1715/1323 = 3605/1323
5. 3605/1323 simplified gives 515/189
6. So, 70/49 + 35/27 = 515/189
   In mixed form: 2137/189

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