Answers

Add 9/5 and 4/20

1^st number: 1 4/5, 2^nd number: 4/20

9/5 + 4/20 is 2/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 5 and 20 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 5 × 4 = 20,
   9/5 = 9 × 4/5 × 4 = 36/20
3. Likewise, for the 2nd fraction, since 20 × 1 = 20,
   4/20 = 4 × 1/20 × 1 = 4/20
4. Add the two like fractions:
   36/20 + 4/20 = 36 + 4/20 = 40/20
5. 40/20 simplified gives 2/1
6. So, 9/5 + 4/20 = 2/1

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