Texas Instruments TI-83 Guide Book

Math, Angle, and Test Operations 2-13
To display the
MATH NUM
menu, press
 ~
.
MATH NUM CPX PRB
1: abs(
Absolute value
2: round(
Round
3: iPart(
Integer part
4: fPart(
Fractional part
5: int(
Greatest integer
6: min(
Minimum value
7: max(
Maximum value
8: lcm(
Least common multiple
9: gcd(
Greatest common divisor
abs( (absolute value) returns the absolute value of real or
complex (modulus) numbers, expressions, lists, and
matrices.
abs(
value
)
Note:
abs(
is also available on the
MATH CPX
menu.
round( returns a number, expression, list, or matrix
rounded to
#decimals
(

9). If
#decimals
is omitted,
value
is rounded to the digits that are displayed, up to 10 digits.
round(
value
[
,
#decimals
]
)
MATH NUM (Number) Operations
MATH NUM Menu
abs(
round(

Texas Instruments TI-83 Specifications

General

Programming	TI-BASIC
Processor	Zilog Z80, 6 MHz
Weight	7.4 oz (210 g)
Display	96x64 pixels, monochrome LCD
Power Source	4 AAA batteries, 1 CR1616 or CR1620 for backup
Memory	32 KB RAM
Connectivity	2.5mm I/O port for linking with other TI calculators