Answers

Add 60/42 and 5/21

1^st number: 1 18/42, 2^nd number: 5/21

60/42 + 5/21 is 5/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 42 and 21 is 42
   
   Next, find the equivalent fraction of both fractional numbers with denominator 42
2. For the 1st fraction, since 42 × 1 = 42,
   60/42 = 60 × 1/42 × 1 = 60/42
3. Likewise, for the 2nd fraction, since 21 × 2 = 42,
   5/21 = 5 × 2/21 × 2 = 10/42
4. Add the two like fractions:
   60/42 + 10/42 = 60 + 10/42 = 70/42
5. 70/42 simplified gives 5/3
6. So, 60/42 + 5/21 = 5/3
   In mixed form: 12/3

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