Answer: 0.3970 as a fraction is 397/1000
Converting the decimal number 0.3970 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 0.3970 can be broken down as:
0.3970 = 0 + 0.397
Here, 0 is the whole number part, and 0.397 is the decimal part.
Focus on converting the decimal part, 0.397, to a fraction. To do this, consider the place value of the decimal:
0.397 =
397
1000
Now, simplify the fraction 397/1000. To do this, find the greatest common divisor (GCD) of 397 and 1000.
Now, divide both the numerator and the denominator by their GCD:
397 ÷ 1
1000 ÷ 1
=
397
1000
So, 0.397 as a fraction is 397/1000
Now that you have 0.3970 = 0 + 0.397, express the entire number as a mixed fraction:
0.3970
= 0 +
397
1000
=
0
1000
+
397
1000
=
397
1000
Here, 0/1000 is the whole number 0, and 397/1000 is the fractional part.
Answer: 0.3970 = 397/1000
Converting 0.3970 to a fraction results in 397/1000. 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.