Casio fx-3950P Calculator User Manual


 
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
Fix Sci
N
or
m