Answers

Add 80/70 and 84/27

1^st number: 1 10/70, 2^nd number: 3 3/27

80/70 + 84/27 is 268/63.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 27 is 1890
   
   Next, find the equivalent fraction of both fractional numbers with denominator 1890
2. For the 1st fraction, since 70 × 27 = 1890,
   80/70 = 80 × 27/70 × 27 = 2160/1890
3. Likewise, for the 2nd fraction, since 27 × 70 = 1890,
   84/27 = 84 × 70/27 × 70 = 5880/1890
4. Add the two like fractions:
   2160/1890 + 5880/1890 = 2160 + 5880/1890 = 8040/1890
5. 8040/1890 simplified gives 268/63
6. So, 80/70 + 84/27 = 268/63
   In mixed form: 416/63

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