Answer: 2.1428 as a fraction is 21428/10000
Converting the decimal number 2.1428 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 2.1428 can be broken down as:
2.1428 = 2 + 0.1428
Here, 2 is the whole number part, and 0.1428 is the decimal part.
Focus on converting the decimal part, 0.1428, to a fraction. To do this, consider the place value of the decimal:
0.1428 =
1428
10000
Now, simplify the fraction 1428/10000. To do this, find the greatest common divisor (GCD) of 1428 and 10000.
Now, divide both the numerator and the denominator by their GCD:
1428 ÷ 1
10000 ÷ 1
=
1428
10000
So, 0.1428 as a fraction is 1428/10000
Now that you have 2.1428 = 2 + 0.1428, express the entire number as a mixed fraction:
2.1428
= 2 +
1428
10000
=
20000
10000
+
1428
10000
=
21428
10000
Here, 20000/10000 is the whole number 2, and 1428/10000 is the fractional part.
Answer: 2.1428 = 21428/10000
Converting 2.1428 to a fraction results in 21428/10000. 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.