Across
1
Split into equal parts
5
Visual representation of data
6
Divisible by two
8
Reference line in a graph
9
Mathematical rule or equation
11
Symbol representing unknown value
13
Number that divides evenly into another
Down
2
Number less than zero
3
Rectangular array of numbers
4
Difference between highest and lowest values
7
Longest side of a right triangle
10
Part of a whole number
12
Closed shape with straight sides
14
Amount of space an object occupies