Answers

Add 25/4 and 42/54

1^st number: 6 1/4, 2^nd number: 42/54

25/4 + 42/54 is 253/36.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 54 is 108
   
   Next, find the equivalent fraction of both fractional numbers with denominator 108
2. For the 1st fraction, since 4 × 27 = 108,
   25/4 = 25 × 27/4 × 27 = 675/108
3. Likewise, for the 2nd fraction, since 54 × 2 = 108,
   42/54 = 42 × 2/54 × 2 = 84/108
4. Add the two like fractions:
   675/108 + 84/108 = 675 + 84/108 = 759/108
5. 759/108 simplified gives 253/36
6. So, 25/4 + 42/54 = 253/36
   In mixed form: 71/36

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