To convert a percentage into a decimal, move the decimal place over two spaces.
1.28
Practice makes perfect
To write the given number as a decimal, let's first consider the form of the given number.
128 %
In this case, the number is given as a percent. To convert a percentage into a decimal, we remove the percent sign and divide the number by 100. We can think of this as moving the decimal point two digits to the left.
Remove percent sign & ⇒ 128
Divide by 100 & ⇒ 128÷ 100 = 1.28