Answers

Add 30/75 and 42/20

1^st number: 30/75, 2^nd number: 2 2/20

30/75 + 42/20 is 5/2.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 75 and 20 is 300
   
   Next, find the equivalent fraction of both fractional numbers with denominator 300
2. For the 1st fraction, since 75 × 4 = 300,
   30/75 = 30 × 4/75 × 4 = 120/300
3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
   42/20 = 42 × 15/20 × 15 = 630/300
4. Add the two like fractions:
   120/300 + 630/300 = 120 + 630/300 = 750/300
5. 750/300 simplified gives 5/2
6. So, 30/75 + 42/20 = 5/2
   In mixed form: 21/2

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