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— 3 —
fully reread this manual and ensure that the problem is not
due to low battery power (fx-85B/fx-280) or operational
error.
• The contents of this manual are subject to change without
notice.
•No part of this manual may be reproduced in any form
without the express written consent of the manufacturer.
•Keep this manual on hand for future reference.
Modes
*Display indicators show current mode setting. Absence of
display indicator indicates COMP Mode.
Key
Operation
Mode
Name*
Standard deviation calculations
Normal calculations
Calculations using grads
Calculations using radians
Number of decimal place
specification
Number of significant digit
specification
Cancels FIX and SCI settings
Calculations using degrees
F0
F4
F5
F6
F7
F8
F9
SD
COMP
DEG
RAD
GRA
FIX
SCI
Fl
Application
NORM