Final answer:
The percentage 58% is converted to a decimal by dividing 58 by 100, which gives us 0.58.
Step-by-step explanation:
To change the percentage 58% to a decimal, simply write the percent as a fraction with a denominator of 100 and then divide the numerator by the denominator. This is equivalent to moving the decimal point two places to the left, because percent means 'per one hundred.' Therefore, 58% as a decimal is 0.58.