How to convert 128.39909486988 as a fraction

Question: What is 128.39909486988 as a fraction?


Answer: 128.39909486988 as a fraction is 27991/218


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How to convert 128.39909486988 as a fraction?

Solution:128.39909486988 as a fraction is 27991/218

Step 1:

The first step to converting 128.39909486988 to a fraction is to re-write 128.39909486988 in the form p/q where p and q are both positive integers. To start with, 128.39909486988 can be written as simply 128.39909486988/1 to technically be written as a fraction.

Step 2:

Next, we will count the number of fractional digits after the decimal point in 128.39909486988, which in this case is 11. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 128.39909486988/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 128.39909486988/1 each by 100000000000:

12839909486988/10 / 100000000000/10 = 12839909486988 / 100000000000

Step 3:

Now the last step is to simplify the fraction (if possible) by finding similar factors and cancelling them out, which leads to the following answer for 128.39909486988 as a fraction:

27991/218 / 1

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