Across
1
Difference between highest and lowest values
4
Result of multiplication
5
Proven mathematical statement
7
Repeated addition
9
Mathematical statement of equality
12
Number that divides evenly into another
13
Number divisible only by 1 and itself
Down
2
The number representing nothing
3
Space between two intersecting lines
4
Parts per hundred
6
Three-sided polygon
8
Middle value in an ordered dataset
10
Math using letters for unknown values
11
Corner point of a polygon