Question

In a jar of coins, 18 out of the 40 coins are dimes. Express the fraction of the coins

that are dimes in three different ways below: (a) as a fraction, (b) as a decimal, and (c) as a percent.
Use long division to determine the decimal.
(a) as a fraction
(b) as a decimal
(c) as a percent

Answer 1

Percent: 20%

Fraction: 1/5

Decimal: 0.20

Explanation:

8:40*100 =

( 8*100):40 =

800:40 = 20%

Percent to fraction:

20%=20/100

= 0.2

=0.2×10/10

=2/10

=1/5

Percent to decimal:

20/100 = 0.20