Across
1
Corner point of a polygon
4
Number with digits after a point
5
Mathematical rule or equation
7
Collection of distinct elements
8
Parts per hundred
11
Sum divided by count
13
Part of a whole number
Down
2
Repeated addition
3
Difference between highest and lowest values
6
Rectangular array of numbers
7
Result of addition
9
U-shaped curve of a quadratic function
10
Mathematical statement of equality
12
Number greater than zero
14
Comparison of two quantities