
Delta Percent
Finds the percent change between two
values. Press [=] to display answer.
Keystrokes Display
10 [Set] [%] 15 [=] 50.
100 [Set] [%] 25 [=] –75.
Square Root
Calculates the square root of a given
number.
Keystrokes Display
[144] [Set] [+] 12.
[100] [Set] [+] 10.
Set
+
√
—
Set
%
10 – GradeMatic 4000
™