Texas Instruments TI-80 MATH NUM (Number) Operations

2-10 Math, Angle, and Test Operations

To display the MATH NUM menu, press I 9. When you select a menu item,

the name is copied to the cursor location. Functions that are valid for lists return

a list calculated on an element-by-element basis.

MATH NUM PRB

1:ROUND( Round.

2:IPART Integer part.

3:FPART Fractional part.

4:INT Greatest integer.

5:MIN( Minimum value.

6:MAX( Maximum value.

7:REMAINDER( Remainder of a division result.

ROUND( (MATH NUM, item 1) returns a number, expression,

or list rounded to a specified number of decimals (9). If the

number of decimals is omitted, the number is rounded to the

digits that are displayed, a maximum of 10 digits.

Round(value,#decimals) Round(value)

ZPART (integer part, MATH NUM, item 2) returns the integer

part or parts of a number, expression, or list. FPART

(fractional part, MATH NUM, item 3) returns the fractional

part or parts of a number, expression, or list.

ZPART value FPART value

INT (greatest integer, MATH NUM, item 4) returns the largest

integer less than or equal to a number, expression, or list. The

value is the same as ZPART for nonnegative numbers and

negative integers, but one integer less than ZPART for negative

noninteger numbers.

INT value

MATH NUM (Number) Operations

MATH NUM

ROUND(

ZPART

FPART

INT