Answer: 0.3215 as a fraction is 643/2000
Converting the decimal number 0.3215 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 0.3215 can be broken down as:
0.3215 = 0 + 0.3215
Here, 0 is the whole number part, and 0.3215 is the decimal part.
Focus on converting the decimal part, 0.3215, to a fraction. To do this, consider the place value of the decimal:
0.3215 =
3215
10000
Now, simplify the fraction 3215/10000. To do this, find the greatest common divisor (GCD) of 3215 and 10000.
Now, divide both the numerator and the denominator by their GCD:
3215 ÷ 5
10000 ÷ 5
=
643
2000
So, 0.3215 as a fraction is 643/2000
Now that you have 0.3215 = 0 + 0.3215, express the entire number as a mixed fraction:
0.3215
= 0 +
643
2000
=
0
2000
+
643
2000
=
643
2000
Here, 0/2000 is the whole number 0, and 643/2000 is the fractional part.
Answer: 0.3215 = 643/2000
Converting 0.3215 to a fraction results in 643/2000. 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.