Answers

Add 20/75 and 42/20

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

20/75 + 42/20 is 71/30.

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,
   20/75 = 20 × 4/75 × 4 = 80/300
3. Likewise, for the 2nd fraction, since 20 × 15 = 300,
   42/20 = 42 × 15/20 × 15 = 630/300
4. Add the two like fractions:
   80/300 + 630/300 = 80 + 630/300 = 710/300
5. 710/300 simplified gives 71/30
6. So, 20/75 + 42/20 = 71/30
   In mixed form: 211/30

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