Answers

Add 54/21 and 25/84

1^st number: 2 12/21, 2^nd number: 25/84

54/21 + 25/84 is 241/84.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 21 and 84 is 84
   
   Next, find the equivalent fraction of both fractional numbers with denominator 84
2. For the 1st fraction, since 21 × 4 = 84,
   54/21 = 54 × 4/21 × 4 = 216/84
3. Likewise, for the 2nd fraction, since 84 × 1 = 84,
   25/84 = 25 × 1/84 × 1 = 25/84
4. Add the two like fractions:
   216/84 + 25/84 = 216 + 25/84 = 241/84
5. So, 54/21 + 25/84 = 241/84
   In mixed form: 273/84

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