Answers

Add 21/4 and 12/25

1^st number: 5 1/4, 2^nd number: 12/25

21/4 + 12/25 is 573/100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 25 is 100
   
   Next, find the equivalent fraction of both fractional numbers with denominator 100
2. For the 1st fraction, since 4 × 25 = 100,
   21/4 = 21 × 25/4 × 25 = 525/100
3. Likewise, for the 2nd fraction, since 25 × 4 = 100,
   12/25 = 12 × 4/25 × 4 = 48/100
4. Add the two like fractions:
   525/100 + 48/100 = 525 + 48/100 = 573/100
5. So, 21/4 + 12/25 = 573/100
   In mixed form: 573/100

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