Answer: 0.4050 as a fraction is 81/200
Converting the decimal number 0.4050 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 0.4050 can be broken down as:
0.4050 = 0 + 0.405
Here, 0 is the whole number part, and 0.405 is the decimal part.
Focus on converting the decimal part, 0.405, to a fraction. To do this, consider the place value of the decimal:
0.405 =
405
1000
Now, simplify the fraction 405/1000. To do this, find the greatest common divisor (GCD) of 405 and 1000.
Now, divide both the numerator and the denominator by their GCD:
405 ÷ 5
1000 ÷ 5
=
81
200
So, 0.405 as a fraction is 81/200
Now that you have 0.4050 = 0 + 0.405, express the entire number as a mixed fraction:
0.4050
= 0 +
81
200
=
0
200
+
81
200
=
81
200
Here, 0/200 is the whole number 0, and 81/200 is the fractional part.
Answer: 0.4050 = 81/200
Converting 0.4050 to a fraction results in 81/200. 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.