Answer: 0.3987 as a fraction is 3987/10000
Converting the decimal number 0.3987 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 0.3987 can be broken down as:
0.3987 = 0 + 0.3987
Here, 0 is the whole number part, and 0.3987 is the decimal part.
Focus on converting the decimal part, 0.3987, to a fraction. To do this, consider the place value of the decimal:
0.3987 =
3987
10000
Now, simplify the fraction 3987/10000. To do this, find the greatest common divisor (GCD) of 3987 and 10000.
Now, divide both the numerator and the denominator by their GCD:
3987 ÷ 1
10000 ÷ 1
=
3987
10000
So, 0.3987 as a fraction is 3987/10000
Now that you have 0.3987 = 0 + 0.3987, express the entire number as a mixed fraction:
0.3987
= 0 +
3987
10000
=
0
10000
+
3987
10000
=
3987
10000
Here, 0/10000 is the whole number 0, and 3987/10000 is the fractional part.
Answer: 0.3987 = 3987/10000
Converting 0.3987 to a fraction results in 3987/10000. 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.