Answers

Add 42/20 and 54/12

1^st number: 2 2/20, 2^nd number: 4 6/12

42/20 + 54/12 is 33/5.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 12 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 20 × 3 = 60,
   42/20 = 42 × 3/20 × 3 = 126/60
3. Likewise, for the 2nd fraction, since 12 × 5 = 60,
   54/12 = 54 × 5/12 × 5 = 270/60
4. Add the two like fractions:
   126/60 + 270/60 = 126 + 270/60 = 396/60
5. 396/60 simplified gives 33/5
6. So, 42/20 + 54/12 = 33/5
   In mixed form: 63/5

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