Answers

Add 21/4 and 54/75

1^st number: 5 1/4, 2^nd number: 54/75

21/4 + 54/75 is 597/100.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 75 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 4 × 75 = 300,
   21/4 = 21 × 75/4 × 75 = 1575/300
3. Likewise, for the 2nd fraction, since 75 × 4 = 300,
   54/75 = 54 × 4/75 × 4 = 216/300
4. Add the two like fractions:
   1575/300 + 216/300 = 1575 + 216/300 = 1791/300
5. 1791/300 simplified gives 597/100
6. So, 21/4 + 54/75 = 597/100
   In mixed form: 597/100

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