Answers

Add 20/4 and 30/15

1^st number: 5 0/4, 2^nd number: 2 0/15

20/4 + 30/15 is 7/1.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 4 and 15 is 60
   
   Next, find the equivalent fraction of both fractional numbers with denominator 60
2. For the 1st fraction, since 4 × 15 = 60,
   20/4 = 20 × 15/4 × 15 = 300/60
3. Likewise, for the 2nd fraction, since 15 × 4 = 60,
   30/15 = 30 × 4/15 × 4 = 120/60
4. Add the two like fractions:
   300/60 + 120/60 = 300 + 120/60 = 420/60
5. 420/60 simplified gives 7/1
6. So, 20/4 + 30/15 = 7/1

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