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6–14 Entering and Evaluating Equations
Order Operation Example
1 Functions and Parentheses
1%-2
,
1%-2
2 Power (
)
%:
3 Unary Minus (
^
)
.
4 Multiply and Divide
%º&
,
ª
5 Add and Subtract
-
,
.
6 Equality
/
So, for example, all operations
inside parentheses are performed before
operations outside the parentheses.
Examples:
Equations Meaning
º:/
a
×
(
b
3
) = c
1º2:/
(a
×
b)
3
= c
-ª/
a
+ (b/c) = 12
1-2ª/
(a + b) / c = 12
01!-(.2:
[%CHG ((t + 12), (a – 6)) ]
2
You can't use parentheses for implied multiplication. For example, the expression
p (1 – f) must be entered as
º1.2
, with the "
º
" operator inserted between P
and the left parenthesis.