Answers

Add 84/70 and 8/30

1^st number: 1 14/70, 2^nd number: 8/30

84/70 + 8/30 is 22/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 70 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 70 × 3 = 210,
   84/70 = 84 × 3/70 × 3 = 252/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   8/30 = 8 × 7/30 × 7 = 56/210
4. Add the two like fractions:
   252/210 + 56/210 = 252 + 56/210 = 308/210
5. 308/210 simplified gives 22/15
6. So, 84/70 + 8/30 = 22/15
   In mixed form: 17/15

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