Casio fx-180P Manual De Operación página 13

4-2 Assignment for the number of fractional digits and the number of
significant digits
' T0 designate the number of fractional digits, press It in sequence.
To designate the number of significant digits, pressfi n .
' The "FIX" and/0r "SCI" assignment will not be released until another assignment is
made 0rC§lis pressed. (Power-off and auto power-off release the assignments.)
' Even when "FIX" and/0r "SCI" is assigned, internal data use 11-digit mantissa. Press
in the sequence c«E'to make the internal and displayed data equal.
' Press @and the data will be converted to representation with the exponent of which
is a multiple of three.
EXAMPLE OPERATION READ-OUT
100+6=16.66666666....... 100963 16.66666667
(Specifies four fractional digits) @ 16.6667
(Releases assignment) IE) 16.66666667
(Specifies five significant digits) (33 1.6667 0'
(E) 16.66666667
' When an assignment for the number of digits is made, the data displayed is rounded
up or down lowest digit position in the specified range but internal data remain
unchanged in the registers. The assignment can be made at any time before or in the
middle of calculation.
200+7X14=400 E] 0.000
2009 75 28.671
data consisting of 1 1 digits.) B148 400'000
To perform the same calculation with internal rounding
2003 73 28.571
(Internal rounding) (538143 399.994
(Releases assignment) (5) 399.994
123m x456=56088m 123n4563 56088.
=56.088km 56.088 03
7.8g + 96= 0.081259 788.9 963 0.08125
= 81.25mg ' 81.25-03
-12...