Answers

Add 25/10 and 2/84

1^st number: 2 5/10, 2^nd number: 2/84

25/10 + 2/84 is 53/21.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 10 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 10 × 42 = 420,
   25/10 = 25 × 42/10 × 42 = 1050/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   2/84 = 2 × 5/84 × 5 = 10/420
4. Add the two like fractions:
   1050/420 + 10/420 = 1050 + 10/420 = 1060/420
5. 1060/420 simplified gives 53/21
6. So, 25/10 + 2/84 = 53/21
   In mixed form: 211/21

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