Answers

Add 60/27 and 15/70

1^st number: 2 6/27, 2^nd number: 15/70

60/27 + 15/70 is 307/126.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 27 and 70 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 27 × 70 = 1890,
   60/27 = 60 × 70/27 × 70 = 4200/1890
3. Likewise, for the 2nd fraction, since 70 × 27 = 1890,
   15/70 = 15 × 27/70 × 27 = 405/1890
4. Add the two like fractions:
   4200/1890 + 405/1890 = 4200 + 405/1890 = 4605/1890
5. 4605/1890 simplified gives 307/126
6. So, 60/27 + 15/70 = 307/126
   In mixed form: 255/126

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