Answers

Add 60/42 and 60/72

1^st number: 1 18/42, 2^nd number: 60/72

60/42 + 60/72 is 95/42.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 72 is 504
   
   Next, find the equivalent fraction of both fractional numbers with denominator 504
2. For the 1st fraction, since 42 × 12 = 504,
   60/42 = 60 × 12/42 × 12 = 720/504
3. Likewise, for the 2nd fraction, since 72 × 7 = 504,
   60/72 = 60 × 7/72 × 7 = 420/504
4. Add the two like fractions:
   720/504 + 420/504 = 720 + 420/504 = 1140/504
5. 1140/504 simplified gives 95/42
6. So, 60/42 + 60/72 = 95/42
   In mixed form: 211/42

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