Answers

Add 72/54 and 3/42

1^st number: 1 18/54, 2^nd number: 3/42

72/54 + 3/42 is 59/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 54 and 42 is 378
   
   Next, find the equivalent fraction of both fractional numbers with denominator 378
2. For the 1st fraction, since 54 × 7 = 378,
   72/54 = 72 × 7/54 × 7 = 504/378
3. Likewise, for the 2nd fraction, since 42 × 9 = 378,
   3/42 = 3 × 9/42 × 9 = 27/378
4. Add the two like fractions:
   504/378 + 27/378 = 504 + 27/378 = 531/378
5. 531/378 simplified gives 59/42
6. So, 72/54 + 3/42 = 59/42
   In mixed form: 117/42

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