How to convert 644.45 as a fraction

Question: What is 644.45 as a fraction?


Answer: 644.45 as a fraction is 12889/20


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How to convert 644.45 as a fraction?

Solution:644.45 as a fraction is 12889/20

Step 1:

The first step to converting 644.45 to a fraction is to re-write 644.45 in the form p/q where p and q are both positive integers. To start with, 644.45 can be written as simply 644.45/1 to technically be written as a fraction.

Step 2:

Next, we will count the number of fractional digits after the decimal point in 644.45, which in this case is 2. For however many digits after the decimal point there are, we will multiply the numerator and denominator of 644.45/1 each by 10 to the power of that many digits. So, in this case, we will multiply the numerator and denominator of 644.45/1 each by 100:

64445/10 / 100/10 = 64445 / 100

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 644.45 as a fraction:

12889/20 / 1

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