Answers

Add 25/20 and 63/84

1^st number: 1 5/20, 2^nd number: 63/84

25/20 + 63/84 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 84 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 20 × 21 = 420,
   25/20 = 25 × 21/20 × 21 = 525/420
3. Likewise, for the 2nd fraction, since 84 × 5 = 420,
   63/84 = 63 × 5/84 × 5 = 315/420
4. Add the two like fractions:
   525/420 + 315/420 = 525 + 315/420 = 840/420
5. 840/420 simplified gives 2/1
6. So, 25/20 + 63/84 = 2/1

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