Casio FX-820MS - Manual (Page 11)

E-9
k Replay Function
• Every time you perform a calculation, the replay function
stores the calculation formula and its result in replay
memory. Pressing the
[ key displays the formula and
result of the calculation you last performed. Pressing [
again back steps sequentially (new-to-old) through past
calculations.
• Pressing the
e
or
r
key while a replay memory cal-
culation is on the display changes to the editing screen.
• Pressing the
e
or
r
key immediately after you finish
a calculation displays the editing screen for that calcula-
tion.
• Pressing t does not clear replay memory, so you can
recall the last calculation even after you press
t
.
• Replay memory capacity is 128 bytes for storage of both
expressions and results.
• Replay memory is cleared by any of the following ac-
tions.
When you press the
5
key
When you initialize modes and settings by pressing A
B 2
(or
3
)
=
When you change from one calculation mode to another
When you turn off the calculator.
k Error Locator
• Pressing
r
or
e
after an error occurs displays the
calculation with the cursor positioned at the location
where the error occurred.
k Multi-statements
A multi-statement is an expression that is made up of two
or more smaller expressions, which are joined using a colon
( : ).
• Example: To add 2 + 3 and then multiply the result by 4
2 + 3 p \ g - 4 =
=
5.
2
+3
Disp
20.
Ans
Ч4