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6–14 Entering and Evaluating Equations
File name 33s-English-Manual-040130-Publication(Edition 2).doc Page : 388
Printed Date : 2004/1/30 Size : 13.7 x 21.2 cm
Order Operation Example
1 Functions and Parentheses
,
2 Power (
)
)
3 Unary Minus (
z
)
4 Multiply and Divide
,
5 Add and Subtract
,
6 Equality
So, for example, all operations
inside parentheses are performed before
operations outside the parentheses.
Examples:
Equations Meaning
a
×
(
b
3
) = c
(a
×
b)
3
= c
a + (b/c) = 12
(a + b) / c = 12
[%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
, with the "
" operator inserted between P
and the left parenthesis.