Percentage

100%

100% is 1 as a decimal and 1/1 as a fraction. 100% of 100 is 100, and increasing a value by 100% means multiplying it by 2.

What this percentage means

As a decimal1

As a fraction1/1

Per mille1,000 ‰

Basis points10,000 bp

Ratio1 : 0part to remainder

of 1010

of 2020

of 5050

of 100100

of 250250

of 500500

of 1,0001,000

of 10,00010,000

Increase 100 by 100%200

Decrease 100 by 100%0

Multiplier for an increase× 2

Multiplier for a decrease× 0

Reverse an increase÷ 2 (that is × 0.5)adding then removing the same percentage does not return the original

Percentage that reverses a 100% rise50%

Compounded over 10 periods× 1,024a 100% change applied ten times

Every link below is a page Nerdulator can generate from what it already knows about this value.