Answer: 0.4380 as a fraction is 219/500
Converting the decimal number 0.4380 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 0.4380 can be broken down as:
0.4380 = 0 + 0.438
Here, 0 is the whole number part, and 0.438 is the decimal part.
Focus on converting the decimal part, 0.438, to a fraction. To do this, consider the place value of the decimal:
0.438 =
438
1000
Now, simplify the fraction 438/1000. To do this, find the greatest common divisor (GCD) of 438 and 1000.
Now, divide both the numerator and the denominator by their GCD:
438 ÷ 2
1000 ÷ 2
=
219
500
So, 0.438 as a fraction is 219/500
Now that you have 0.4380 = 0 + 0.438, express the entire number as a mixed fraction:
0.4380
= 0 +
219
500
=
0
500
+
219
500
=
219
500
Here, 0/500 is the whole number 0, and 219/500 is the fractional part.
Answer: 0.4380 = 219/500
Converting 0.4380 to a fraction results in 219/500. 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.