Convert the percentage to a fraction by placing the expression over . Percentage means ‘out of ‘.

Convert the decimal number to a fraction by shifting the decimal point in both the numerator and denominator. Since there are numbers to the right of the decimal point, move the decimal point places to the right.

Factor out of .

Cancel the common factors.

Factor out of .

Cancel the common factor.

Rewrite the expression.

Convert the fraction to a decimal by dividing the numerator by the denominator.

Convert to a Decimal 0.018%