Answers

Add 84/42 and 28/30

1^st number: 2 0/42, 2^nd number: 28/30

84/42 + 28/30 is 44/15.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 30 is 210
   
   Next, find the equivalent fraction of both fractional numbers with denominator 210
2. For the 1st fraction, since 42 × 5 = 210,
   84/42 = 84 × 5/42 × 5 = 420/210
3. Likewise, for the 2nd fraction, since 30 × 7 = 210,
   28/30 = 28 × 7/30 × 7 = 196/210
4. Add the two like fractions:
   420/210 + 196/210 = 420 + 196/210 = 616/210
5. 616/210 simplified gives 44/15
6. So, 84/42 + 28/30 = 44/15
   In mixed form: 214/15

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