Apple numbers User Manual

Page of 295
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Chapter 12
    Dictionary of Functions 
 
  
INT
INT returns the nearest integer that is less than or equal to the number.
INT(number)
 number:  The number you want to convert to an integer. It can be a number, a 
numeric expression, or a reference to a cell containing a numeric expression.
Notes
Other functions related to rounding numbers: CEILING, ROUND, ROUNDUP, 
ROUNDDOWN, TRUNC.
  
INTERCEPT
The INTERCEPT function calculates the y-intercept of the best-fit line for the data set 
using linear regression analysis.
INTERCEPT(y-rangex-range)
 y-range:  A list of values for the dependent variable y. Must be the same size as x-
range.
 x-range:  A range of cells containing values for the independent variable x. Must be 
the same size as y-range.
Notes
To find the slope of the best-fit line, use the SLOPE function.
Examples
If cell A1 contains 99 and A20 contains A1, then: 
  
INDIRECT(A20) returns 99, the contents of cell A1.
Examples
INT(1.49) returns 1.
INT(1.50) returns 1.
INT(1.23456) returns 1.
INT(1111.222) returns 1111.
INT(-2.2) returns -3.
INT(-2.8) returns -3.