Write 0.31% as a decimal.

= 0.0031

Step-by-step explanation:

"Percent" means "per 100" or "over 100". To convert 0.31% to a decimal rewrite 0.31 percent in terms of per 100 or over 100.

0.31% = 0.31 over 100 or,

0.31%=

0.31 over 100 is the same as 0.31 divided by 100. Completing the division we get:

0.31 ÷ 100 = 0.0031

Therefore, we have shown that

0.31% = 0.0031

Simplified Conversion:

Remove the percent sign % and divide by 100.

0.31 ÷ 100 = 0.0031

Shortcut Conversion:

Move the decimal point 2 places to the left and remove the percent sign %

0.31% becomes 0.0031