Answers

Add 75/54 and 42/48

1^st number: 1 21/54, 2^nd number: 42/48

75/54 + 42/48 is 163/72.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 48 is 432
   
   Next, find the equivalent fraction of both fractional numbers with denominator 432
2. For the 1st fraction, since 54 × 8 = 432,
   75/54 = 75 × 8/54 × 8 = 600/432
3. Likewise, for the 2nd fraction, since 48 × 9 = 432,
   42/48 = 42 × 9/48 × 9 = 378/432
4. Add the two like fractions:
   600/432 + 378/432 = 600 + 378/432 = 978/432
5. 978/432 simplified gives 163/72
6. So, 75/54 + 42/48 = 163/72
   In mixed form: 219/72

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