How do I print the '%' character with 'printf'?

Question

Simple problem that I can\'t figure out...

How can I print a \'%\' character within a printf string? The code below prints it, but gives an \'invalid co

Answer 1

Use %% to print a single %

printf "\t\t".$hour."00 HRS\t=>\t%.2f\t%.2f\t%.1f%%\n", $total, $max15, ($max15/$total*100);