Answer: 0.3870 as a fraction is 387/1000
Converting the decimal number 0.3870 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 0.3870 can be broken down as:
0.3870 = 0 + 0.387
Here, 0 is the whole number part, and 0.387 is the decimal part.
Focus on converting the decimal part, 0.387, to a fraction. To do this, consider the place value of the decimal:
0.387 =
387
1000
Now, simplify the fraction 387/1000. To do this, find the greatest common divisor (GCD) of 387 and 1000.
Now, divide both the numerator and the denominator by their GCD:
387 ÷ 1
1000 ÷ 1
=
387
1000
So, 0.387 as a fraction is 387/1000
Now that you have 0.3870 = 0 + 0.387, express the entire number as a mixed fraction:
0.3870
= 0 +
387
1000
=
0
1000
+
387
1000
=
387
1000
Here, 0/1000 is the whole number 0, and 387/1000 is the fractional part.
Answer: 0.3870 = 387/1000
Converting 0.3870 to a fraction results in 387/1000. 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.