Answers

Add 30/50 and 6/90

30/50 + 6/90 is 2/3.

Steps for adding fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 50 and 90 is 450
   
   Next, find the equivalent fraction of both fractional numbers with denominator 450
2. For the 1st fraction, since 50 × 9 = 450,
   30/50 = 30 × 9/50 × 9 = 270/450
3. Likewise, for the 2nd fraction, since 90 × 5 = 450,
   6/90 = 6 × 5/90 × 5 = 30/450
4. Add the two like fractions:
   270/450 + 30/450 = 270 + 30/450 = 300/450
5. 300/450 simplified gives 2/3
6. So, 30/50 + 6/90 = 2/3

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