Answers

Add 2/84 and 80/15

1^st number: 2/84, 2^nd number: 5 5/15

2/84 + 80/15 is 75/14.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 15 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 84 × 5 = 420,
   2/84 = 2 × 5/84 × 5 = 10/420
3. Likewise, for the 2nd fraction, since 15 × 28 = 420,
   80/15 = 80 × 28/15 × 28 = 2240/420
4. Add the two like fractions:
   10/420 + 2240/420 = 10 + 2240/420 = 2250/420
5. 2250/420 simplified gives 75/14
6. So, 2/84 + 80/15 = 75/14
   In mixed form: 55/14

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