Answer: 1.2105 as a fraction is 1513.125/1250
Converting the decimal number 1.2105 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 1.2105 can be broken down as:
1.2105 = 1 + 0.2105
Here, 1 is the whole number part, and 0.2105 is the decimal part.
Focus on converting the decimal part, 0.2105, to a fraction. To do this, consider the place value of the decimal:
0.2105 =
2105
10000
Now, simplify the fraction 2105/10000. To do this, find the greatest common divisor (GCD) of 2105 and 10000.
Now, divide both the numerator and the denominator by their GCD:
2105 ÷ 8
10000 ÷ 8
=
263.125
1250
So, 0.2105 as a fraction is 263.125/1250
Now that you have 1.2105 = 1 + 0.2105, express the entire number as a mixed fraction:
1.2105
= 1 +
263.125
1250
=
1250
1250
+
263.125
1250
=
1513.125
1250
Here, 1250/1250 is the whole number 1, and 263.125/1250 is the fractional part.
Answer: 1.2105 = 1513.125/1250
Converting 1.2105 to a fraction results in 1513.125/1250. 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.