Answers

Add 72/60 and 12/42

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

72/60 + 12/42 is 52/35.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 42 is 420
   
   Next, find the equivalent fraction of both fractional numbers with denominator 420
2. For the 1st fraction, since 60 × 7 = 420,
   72/60 = 72 × 7/60 × 7 = 504/420
3. Likewise, for the 2nd fraction, since 42 × 10 = 420,
   12/42 = 12 × 10/42 × 10 = 120/420
4. Add the two like fractions:
   504/420 + 120/420 = 504 + 120/420 = 624/420
5. 624/420 simplified gives 52/35
6. So, 72/60 + 12/42 = 52/35
   In mixed form: 117/35

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