Texas Instruments TI15TK Teacher Guide - Page 55

: Basic Operations

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Basic Operations 4 Keys Notes 1. T adds. • The examples on the transparency 2. U subtracts. masters assume all default settings. 3. V multiplies. • The result of Integer Divide £ 4. W divides. The result may be always appears as quotient and displayed as a decimal or fraction remainder (__ r __). depending on the mode setting you have selected. • The maximum number of digits for quotient or remainder (r) is 5. 5. £ divides a whole number by a Quotient, remainder, and the r whole number and displays the result character cannot total more than as a quotient and remainder. 10 characters. 6. ® completes the operation. • If you use the result of integer 7. M lets you enter a negative number. division in another calculation, only the quotient is used. The remainder is dropped. • All numbers used with £ must be positive whole numbers. • If you attempt to divide by 0, an error message is displayed. • T, U, V, W, ®, and £ work with the built-in constants. © 2000 TEXAS INSTRUMENTS INCORPORATED 5 4 3 2 1 6 7 TI-15: A Guide for Teachers 48

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© 2000 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
TI-15: A Guide for Teachers
48
Basic Operations
4
Keys
1.
T
adds.
2.
U
subtracts.
3.
V
multiplies.
4.
W
divides. The result may be
displayed as a decimal or fraction
depending on the mode setting you
have selected.
5.
£
divides a whole number by a
whole number and displays the result
as a quotient and remainder.
6.
®
completes the operation.
7.
M
lets you enter a negative number.
Notes
•
The examples on the transparency
masters assume all default
settings.
•
The result of Integer Divide
£
always appears as quotient and
remainder (__
r
__).
•
The maximum number of digits for
quotient or remainder (
r
) is 5.
Quotient, remainder, and the
r
character cannot total more than
10 characters.
•
If you use the result of integer
division in another calculation, only
the quotient is used. The remainder
is dropped.
•
All numbers used with
£
must
be positive whole numbers.
•
If you attempt to divide by 0, an
error message is displayed.
•
T
,
U
,
V
,
W
,
®
, and
£
work
with the built-in constants.
7
6
5
4
3
2
1