Answer: 2.1281 as a fraction is 266.0125/125
Converting the decimal number 2.1281 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 2.1281 can be broken down as:
2.1281 = 2 + 0.1281
Here, 2 is the whole number part, and 0.1281 is the decimal part.
Focus on converting the decimal part, 0.1281, to a fraction. To do this, consider the place value of the decimal:
0.1281 =
1281
10000
Now, simplify the fraction 1281/10000. To do this, find the greatest common divisor (GCD) of 1281 and 10000.
Now, divide both the numerator and the denominator by their GCD:
1281 ÷ 80
10000 ÷ 80
=
16.0125
125
So, 0.1281 as a fraction is 16.0125/125
Now that you have 2.1281 = 2 + 0.1281, express the entire number as a mixed fraction:
2.1281
= 2 +
16.0125
125
=
250
125
+
16.0125
125
=
266.0125
125
Here, 250/125 is the whole number 2, and 16.0125/125 is the fractional part.
Answer: 2.1281 = 266.0125/125
Converting 2.1281 to a fraction results in 266.0125/125. 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.