Answers

Add 54/42 and 54/60

1^st number: 1 12/42, 2^nd number: 54/60

54/42 + 54/60 is 153/70.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 60 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 42 × 10 = 420,
   54/42 = 54 × 10/42 × 10 = 540/420
3. Likewise, for the 2nd fraction, since 60 × 7 = 420,
   54/60 = 54 × 7/60 × 7 = 378/420
4. Add the two like fractions:
   540/420 + 378/420 = 540 + 378/420 = 918/420
5. 918/420 simplified gives 153/70
6. So, 54/42 + 54/60 = 153/70
   In mixed form: 213/70

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