Casio fx-3650P - Manual (Page 16)

E-14
* As shown here, if you want to use the current Answer Memory value in a
mark up or discount calculation, you need to assign the Answer Memory
value into a variable and then use the variable in the mark up/
discount calculation. This is because the calculation performed when
v
is
pressed stores a result to Answer Memory before the
,
key is pressed.
• Example 6: If 300 grams are added to a test sample originally weighing
500 grams, what is the percentage increase in weight? (160%)
300
+
500
A v
• Example 7: What is the percentage change when a value is increased
from 40 to 46? How about to 48? (15%, 20%)
46 , 40 A v
e e e e e e
8
<
kDegrees, Minutes, Seconds Calculations
• You can perform sexagesimal calculations using degrees (hours), minutes,
and seconds, and convert between sexagesimal and decimal values.
• Example 1: To convert the decimal value 2.258 to a sexagesimal value
and then back to a decimal value
2.258 < 2.258
A O 2°15°28.8
I 2.258
• Example 2: To perform the following calculation: 12°34’56”
ѿ 65°43’21”
12
I
34
I
56
I
+
65
I
43
I
21
I < 78°18°17
kFIX, SCI, RND
• To change the settings for the number of decimal places, the number of
significant digits, or the exponential display format, press the
F
key a
number of times until you reach the setup screen shown below.
1 2 3
F i x Sc i No r m