Casio fx-7400G PLUS Basic Operation - Manual (Page 8)

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Chapter 2 Basic Calculations
d(You could also press e.)
![d
(See below for details on making
corrections.)
w
(5) Making Corrections
Use the d and e keys to move the cursor to the position you want to change, and
then perform one of the operations described below. After you edit the calculation,
you can execute it by pressing w, or use
e to move to the end of the calculation
and input more.
u uu u uTo change a step
Example To change cos60 to sin60
cga
ddd
s
u uu u uTo delete a step
Example To change 369
Ч Ч 2 to 369 × 2
dgj**c
ddD
u uu u uTo insert a step
Example To change 2.36 2 to sin2.36 2
c.dg x