Answer: 1.6780 as a fraction is 1678/1000
Converting the decimal number 1.6780 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 1.6780 can be broken down as:
1.6780 = 1 + 0.678
Here, 1 is the whole number part, and 0.678 is the decimal part.
Focus on converting the decimal part, 0.678, to a fraction. To do this, consider the place value of the decimal:
0.678 =
678
1000
Now, simplify the fraction 678/1000. To do this, find the greatest common divisor (GCD) of 678 and 1000.
Now, divide both the numerator and the denominator by their GCD:
678 ÷ 1
1000 ÷ 1
=
678
1000
So, 0.678 as a fraction is 678/1000
Now that you have 1.6780 = 1 + 0.678, express the entire number as a mixed fraction:
1.6780
= 1 +
678
1000
=
1000
1000
+
678
1000
=
1678
1000
Here, 1000/1000 is the whole number 1, and 678/1000 is the fractional part.
Answer: 1.6780 = 1678/1000
Converting 1.6780 to a fraction results in 1678/1000. 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.