What is 2.1220 as a fraction in simplest form.

Answer: 2.1220 as a fraction is 2122/1000

Converting the decimal number 2.1220 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.

How to write 2.1220 Decimal as a Fraction

Step 1: Understand the Decimal

The decimal 2.1220 can be broken down as:

2.1220 = 2 + 0.122

Here, 2 is the whole number part, and 0.122 is the decimal part.

Step 2: Convert the Decimal to a Fraction

Focus on converting the decimal part, 0.122, to a fraction. To do this, consider the place value of the decimal:

0.122 =

122

1000

Step 3: Simplify the Fraction

Now, simplify the fraction 122/1000. To do this, find the greatest common divisor (GCD) of 122 and 1000.

Now, divide both the numerator and the denominator by their GCD:


122 ÷ 1

1000 ÷ 1

=

122

1000

So, 0.122 as a fraction is 122/1000

Step 4: Combine the Whole Number and Fraction

Now that you have 2.1220 = 2 + 0.122, express the entire number as a mixed fraction:

2.1220

= 2 +

122

1000

=

2000

1000

+

122

1000

=

2122

1000

Here, 2000/1000 is the whole number 2, and 122/1000 is the fractional part.

Final Result Answer

Fraction Form of 2.1220 After simplifying, we get the final fraction:

Answer: 2.1220 = 2122/1000

Conclusion

Converting 2.1220 to a fraction results in 2122/1000. 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.

Calculated Values List