Answer: 0.8422 as a fraction is 4211/5000
Converting the decimal number 0.8422 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 0.8422 can be broken down as:
0.8422 = 0 + 0.8422
Here, 0 is the whole number part, and 0.8422 is the decimal part.
Focus on converting the decimal part, 0.8422, to a fraction. To do this, consider the place value of the decimal:
0.8422 =
8422
10000
Now, simplify the fraction 8422/10000. To do this, find the greatest common divisor (GCD) of 8422 and 10000.
Now, divide both the numerator and the denominator by their GCD:
8422 ÷ 2
10000 ÷ 2
=
4211
5000
So, 0.8422 as a fraction is 4211/5000
Now that you have 0.8422 = 0 + 0.8422, express the entire number as a mixed fraction:
0.8422
= 0 +
4211
5000
=
0
5000
+
4211
5000
=
4211
5000
Here, 0/5000 is the whole number 0, and 4211/5000 is the fractional part.
Answer: 0.8422 = 4211/5000
Converting 0.8422 to a fraction results in 4211/5000. 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.