### 0.45 as a Fraction

##### 0.45 as a fraction equals 45/100 or 9/20

Steps to convert 0.45 into a fraction.

Write 0.45 as
0.45/1

Multiply both the numerator and denominator by 10 for each digit after the decimal point.

0.45/1
=
0.45 x 100/1 x 100
=
45/100

In order to reduce the fraction find the Greatest Common Factor (GCF) for 45 and 100. Keep in mind a factor is just a number that divides into another number without any remainder.

The factors of 45 are: 1  3  5  9  15  45
The factors of 100 are: 1  2  4  5  10  20  25  50  100
The Greatest Common Factor (GCF) for both 45 and 100 is: 5

Now to reduce the fraction we divide both the numerator and denominator by the GCF value.

45/100
=
45 ÷ 5/100 ÷ 5
=
9/20

As a side note the whole number-integral part is: empty
The decimal part is: .45 = 45/100
Full simple fraction breakdown: 45/100
= 9/20

Scroll down to customize the precision point enabling 0.45 to be broken down to a specific number of digits.

The page also includes 2-3D graphical representations of 0.45 as a fraction, the different types of fractions, and what type of fraction 0.45 is when converted.

##### Graph Representation of 0.45 as a Fraction

Pie chart representation of the fractional part of 0.45 ##### Level of Precision for 0.45 as a Fraction

The level of precision are the number of digits to round to. Select a lower precision point below to break decimal 0.45 down further in fraction form. The default precision point is 5. If the last trailing digit is "5" you can use the "round half up" and "round half down" options to round that digit up or down when you change the precision point.

For example 0.875 with a precision point of 2 rounded half up = 88/100, rounded half down = 87/100.

select a precision point:

45000/100000
= 4500/10000
= 450/1000
= 45/100
= 9/20

#### Decimal to Fraction Calculator

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##### Numerator & Denominator for 0.45 as a Fraction

0.45 = 0 45/100
numerator/denominator = 45/100

##### Is 45/100 a Mixed, Whole Number or Proper fraction?

A mixed number is made up of a whole number (whole numbers have no fractional or decimal part) and a proper fraction part (a fraction where the numerator (the top number) is less than the denominator (the bottom number). In this case the whole number value is empty and the proper fraction value is 45/100.

##### Can all decimals be converted into a fraction?

Not all decimals can be converted into a fraction. There are 3 basic types which include:

Terminating decimals have a limited number of digits after the decimal point.

Example: 253.8684 = 253 8684/10000

Recurring decimals have one or more repeating numbers after the decimal point which continue on infinitely.

Example: 6409.3333 = 6409 3333/10000 = 333/1000 = 33/100 = 1/3 (rounded)

Irrational decimals go on forever and never form a repeating pattern. This type of decimal cannot be expressed as a fraction.

Example: 0.825805511.....

##### Fraction into Decimal

You can also see the reverse conversion I.e. how fraction 45/100 is converted into a decimal.

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