Answers

Add 20/84 and 28/25

1^st number: 20/84, 2^nd number: 1 3/25

20/84 + 28/25 is 713/525.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 84 and 25 is 2100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 2100
2. For the 1st fraction, since 84 × 25 = 2100,
   20/84 = 20 × 25/84 × 25 = 500/2100
3. Likewise, for the 2nd fraction, since 25 × 84 = 2100,
   28/25 = 28 × 84/25 × 84 = 2352/2100
4. Add the two like fractions:
   500/2100 + 2352/2100 = 500 + 2352/2100 = 2852/2100
5. 2852/2100 simplified gives 713/525
6. So, 20/84 + 28/25 = 713/525
   In mixed form: 1188/525

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