PercentDecimalFraction
1%0.011/100
5%0.051/20
10%0.11/10
12½%0.1251/8
20%0.21/5
25%0.251/4
331/3%0.333...1/3
50%0.51/2
75%0.753/4
80%0.84/5
90%0.99/10
99%0.9999/100
100%1
125%1.255/4
150%1.53/2
200%2



You are watching: What is 0.5 in a fraction

Conversions!

From Percent to Decimal

To convert from percent come decimal divide by 100 and also remove the % sign.

An easy way to divide by 100 is come move the decimal suggest 2 places to the left:


From Percent To Decimal
*
move the decimal suggest 2 areas to the left

Don"t forget to eliminate the % sign!

From Decimal to Percent

To transform from decimal to percent multiply by 100%

An easy means to main point by 100 is to move the decimal allude 2 locations to the right:


From Decimal To Percent
*
move the decimal point 2 places to the right

Don"t forget to add the % sign!

From portion to Decimal

To convert a portion to a decimal divide the top number by the bottom number:


Example: To transform 0.75 come a fraction

StepsExample
First, create down the decimal "over" the number 1:

0.751

Multiply top and also bottom by 10 for every number after the decimal point (10 because that 1 number,100 because that 2 numbers, etc):

0.75 × 1001 × 100

This makes a correctly formed fraction:

75100

Then leveling the fraction:

34


From portion to Percentage

To transform a portion to a portion divide the optimal number through the bottom number, climate multiply the an outcome by 100%


Example: transform 38 to a percentage

First division 3 by 8: 3 ÷ 8 = 0.375

Then multiply by 100%: 0.375 × 100% = 37.5%

Answer: 38 = 37.5%


From percentage to Fraction

To transform a percent to a fraction, first convert come a decimal (divide by 100), then usage the steps for convert decimal to fractions (like above).


Example: To convert 80% come a fraction

StepsExample
Convert 80% to a decimal (=80/100):

0.8

Write down the decimal "over" the number 1:

0.81

Multiply top and bottom by 10 for every number after ~ the decimal suggest (10 for 1 number,100 because that 2 numbers, etc):

0.8 × 101 × 10

This provides a correctly formed fraction:

810

Then leveling the fraction:

45




See more: How Long Is 120 Mm In Inches, Convert 120 Millimeters To Inches

advent to Fractions introduction to Decimals introduction to Percentages percent Calculator Percentage difference Fractions table of contents Decimals index Percents table of contents