Question

Write as a decimal the number that represents 3 pennies as part of a half dollar.

Answer 1

0.06

Explanation:

1 penny = 1 cent

3 pennies = 3 cents

1 dollar = 100 cents

half dollar = 50 cents

A fraction that represents 3 pennies as part of a half dollar is

`(3)/(50)`

To find the decimal number that represents 3 pennies as part of a half dollar, multiply the numerator and the denominator of this fraction by 2:

`(3\cdot 2)/(50\cdot 2)=(6)/(100)=0.06`