Answer: 0.6438 as a fraction is 3219/5000
Converting the decimal number 0.6438 into a fraction might seem tricky at first, but with the right steps, it's straightforward. This guide will walk you through the entire process, ensuring you understand each part of the conversion.
The decimal 0.6438 can be broken down as:
0.6438 = 0 + 0.6438
Here, 0 is the whole number part, and 0.6438 is the decimal part.
Focus on converting the decimal part, 0.6438, to a fraction. To do this, consider the place value of the decimal:
0.6438 =
6438
10000
Now, simplify the fraction 6438/10000. To do this, find the greatest common divisor (GCD) of 6438 and 10000.
Now, divide both the numerator and the denominator by their GCD:
6438 ÷ 2
10000 ÷ 2
=
3219
5000
So, 0.6438 as a fraction is 3219/5000
Now that you have 0.6438 = 0 + 0.6438, express the entire number as a mixed fraction:
0.6438
= 0 +
3219
5000
=
0
5000
+
3219
5000
=
3219
5000
Here, 0/5000 is the whole number 0, and 3219/5000 is the fractional part.
Answer: 0.6438 = 3219/5000
Converting 0.6438 to a fraction results in 3219/5000. This detailed process of breaking down the decimal, converting it, simplifying, and then combining the parts gives you a clear understanding of how to handle such conversions in math, everyday calculations, or even complex problem-solving.