Answers

Add 30/20 and 45/10

1^st number: 1 10/20, 2^nd number: 4 5/10

30/20 + 45/10 is 6/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 20 and 10 is 20
   
   Next, find the equivalent fraction of both fractional numbers with denominator 20
2. For the 1st fraction, since 20 × 1 = 20,
   30/20 = 30 × 1/20 × 1 = 30/20
3. Likewise, for the 2nd fraction, since 10 × 2 = 20,
   45/10 = 45 × 2/10 × 2 = 90/20
4. Add the two like fractions:
   30/20 + 90/20 = 30 + 90/20 = 120/20
5. 120/20 simplified gives 6/1
6. So, 30/20 + 45/10 = 6/1

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