Answers

Add 54/20 and 48/54

1^st number: 2 14/20, 2^nd number: 48/54

54/20 + 48/54 is 323/90.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 54 is 540
   
   Next, find the equivalent fraction of both fractional numbers with denominator 540
2. For the 1st fraction, since 20 × 27 = 540,
   54/20 = 54 × 27/20 × 27 = 1458/540
3. Likewise, for the 2nd fraction, since 54 × 10 = 540,
   48/54 = 48 × 10/54 × 10 = 480/540
4. Add the two like fractions:
   1458/540 + 480/540 = 1458 + 480/540 = 1938/540
5. 1938/540 simplified gives 323/90
6. So, 54/20 + 48/54 = 323/90
   In mixed form: 353/90

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