Answers

Add 42/60 and 45/25

1^st number: 42/60, 2^nd number: 1 20/25

42/60 + 45/25 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 60 and 25 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 60 × 5 = 300,
   42/60 = 42 × 5/60 × 5 = 210/300
3. Likewise, for the 2nd fraction, since 25 × 12 = 300,
   45/25 = 45 × 12/25 × 12 = 540/300
4. Add the two like fractions:
   210/300 + 540/300 = 210 + 540/300 = 750/300
5. 750/300 simplified gives 5/2
6. So, 42/60 + 45/25 = 5/2
   In mixed form: 21/2

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