(4) Divide:

(a) 1/8 1/8 = 1/8 x 8/1 = 8/8 = 1

(b) 50

(c) 1 1/2

(d) 1,200

(e) 1/30

(f) 1/250

(g) 1/2

(reference para 1-11)

Pharmacy uses primarily the metric system of measure, which is a decimal

system. Thus, the majority of the calculations will deal with decimals. At times, it is

necessary to change a fraction to a decimal to simplify a procedure.

a. To convert a FRACTION to a DECIMAL, divide the denominator into the

numerator.

For example:

___

(1)

1/2 = 2/1.0

=

0.5

___

(2)

1/5 = 5/1.0

=

0.2

___

(3)

1/3 = 3/1.0

=

0.333

b.

Change the following fractions to decimals:

___

(1)

1/8 =

/

=

___

(2)

3/4

=

/

=

___

*

(3)

25/100 =

/

=

___

(4)

1/5000 =

/

=

MD0802

1-16

Integrated Publishing, Inc. |