Answers

Add 84/3 and 75/70

1^st number: 28 0/3, 2^nd number: 1 5/70

84/3 + 75/70 is 407/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 3 and 70 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 3 × 70 = 210,
   84/3 = 84 × 70/3 × 70 = 5880/210
3. Likewise, for the 2nd fraction, since 70 × 3 = 210,
   75/70 = 75 × 3/70 × 3 = 225/210
4. Add the two like fractions:
   5880/210 + 225/210 = 5880 + 225/210 = 6105/210
5. 6105/210 simplified gives 407/14
6. So, 84/3 + 75/70 = 407/14
   In mixed form: 291/14

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