Across
1
Number greater than zero
6
Space between two intersecting lines
8
Number less than zero
9
The number representing nothing
10
Part of a whole number
12
Mathematical statement of equality
Down
2
Number with digits after a point
3
Difference between highest and lowest values
4
Distance from center to edge of circle
5
Comparison of two quantities
7
Divisible by two
11
Mathematical rule or equation