Sharp EL-9900 operation manual Entering numbers, Number entry Example, Entering a, Negative value

Chapter 2: Operating the Graphing Calculator

1. Entering numbers

Use the number keys (0~ 9), decimal point key (.), and negative number key (_) to enter numbers into the calculator. To clear the screen entry, press C.

Number entry	Example
	Type 10.23456789 onto the
	Calculation screen.
	1. Enter the Calculation screen,
	then clear the screen entry:
	#C
	2. Enter numbers with the number keys and decimal point key, as
	follows:
	10 .23456789
Note:	$can be used to enter a value in scientific notation.

Example

6.3⋅ 108 + 4.9 ⋅ 107

#C6.3 $8 + 4.9 $7

Entering a	The negative number key _can be used to enter numbers,
negative value	lists, and functions with negative values. Press _before
	entering the value.
Note:	Do not use the -key to specify a negative value. Doing so
	will result in an error.
	Example
	Type -9460.827513 into the
	Calculation screen.
	#C_9460.827513

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