Answer: 2.1209 as a fraction is 2651.125/1250
Converting the decimal number 2.1209 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 2.1209 can be broken down as:
2.1209 = 2 + 0.1209
Here, 2 is the whole number part, and 0.1209 is the decimal part.
Focus on converting the decimal part, 0.1209, to a fraction. To do this, consider the place value of the decimal:
0.1209 =
1209
10000
Now, simplify the fraction 1209/10000. To do this, find the greatest common divisor (GCD) of 1209 and 10000.
Now, divide both the numerator and the denominator by their GCD:
1209 ÷ 8
10000 ÷ 8
=
151.125
1250
So, 0.1209 as a fraction is 151.125/1250
Now that you have 2.1209 = 2 + 0.1209, express the entire number as a mixed fraction:
2.1209
= 2 +
151.125
1250
=
2500
1250
+
151.125
1250
=
2651.125
1250
Here, 2500/1250 is the whole number 2, and 151.125/1250 is the fractional part.
Answer: 2.1209 = 2651.125/1250
Converting 2.1209 to a fraction results in 2651.125/1250. 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.