Answer: 0.4210 as a fraction is 421/1000
Converting the decimal number 0.4210 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 0.4210 can be broken down as:
0.4210 = 0 + 0.421
Here, 0 is the whole number part, and 0.421 is the decimal part.
Focus on converting the decimal part, 0.421, to a fraction. To do this, consider the place value of the decimal:
0.421 =
421
1000
Now, simplify the fraction 421/1000. To do this, find the greatest common divisor (GCD) of 421 and 1000.
Now, divide both the numerator and the denominator by their GCD:
421 ÷ 1
1000 ÷ 1
=
421
1000
So, 0.421 as a fraction is 421/1000
Now that you have 0.4210 = 0 + 0.421, express the entire number as a mixed fraction:
0.4210
= 0 +
421
1000
=
0
1000
+
421
1000
=
421
1000
Here, 0/1000 is the whole number 0, and 421/1000 is the fractional part.
Answer: 0.4210 = 421/1000
Converting 0.4210 to a fraction results in 421/1000. 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.