0.393939 _____=?
- 83/100
- 39/99
- 39/100
- None
Explanation
The given number 0.393939 is a repeating decimal, which can be written as:
0.39 39 39 ...
This is a repeating decimal with a block of 39 repeating indefinitely. To convert this to a fraction, we can use the following steps:
Let x = 0.393939...
Multiply both sides by 100 to get: 100x = 39.3939...
Subtract the original equation from this new equation to get: 99x = 39
Divide both sides by 99 to get: x = 39/99
So, the correct answer is: 39/99
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