Sharp EL-9900 User Manual
Page 44
34
Chapter 3: Basic Calculations — Basic Keyboard
|
Enters a “
×
” sign for multiplication.
Example
• Multiply 12 by 34.
1 2
| 3 4 E
=
Enters a “
÷
” sign for division.
Example
• Divide 54 by 32.
5 4
= 3 2 E
The multiplication sign can be left out when:
a. It is placed in front of an
open parenthesis.
b. It is followed by a variable or
a mathematical constant (
π,
e, etc.):
c. It is followed by a scientific
function, such as sin, log,
etc.:
_
Sets a negative value.
Example
• Calculate
-
12
×
4.
_ 1 2 | 4 E
Note:
Do not use the
- key to enter a negative value; use the
_ key instead.
When to leave
out the “
×
” sign
Entering a number
with a negative value