Syntax: @ROUND(X, N)
X = a numeric value
N = the number of decimal places or whole numbers, between -15 and 15
@ROUND returns X rounded to the number of decimal places specified by N (when N is positive); it returns X rounded to a whole number when N is negative.
Examples:
@ROUND(@PI, 2) = 3.14
@ROUND(@COS(60), 2) = -0.95
@ROUND(1234.5678, -2) = 1200