Answer: 2.1550 as a fraction is 1077.5/500
Converting the decimal number 2.1550 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 2.1550 can be broken down as:
2.1550 = 2 + 0.155
Here, 2 is the whole number part, and 0.155 is the decimal part.
Focus on converting the decimal part, 0.155, to a fraction. To do this, consider the place value of the decimal:
0.155 =
155
1000
Now, simplify the fraction 155/1000. To do this, find the greatest common divisor (GCD) of 155 and 1000.
Now, divide both the numerator and the denominator by their GCD:
155 ÷ 2
1000 ÷ 2
=
77.5
500
So, 0.155 as a fraction is 77.5/500
Now that you have 2.1550 = 2 + 0.155, express the entire number as a mixed fraction:
2.1550
= 2 +
77.5
500
=
1000
500
+
77.5
500
=
1077.5
500
Here, 1000/500 is the whole number 2, and 77.5/500 is the fractional part.
Answer: 2.1550 = 1077.5/500
Converting 2.1550 to a fraction results in 1077.5/500. 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.