Across
1
Single numeral from 0 to 9
4
Number less than zero
5
Closed shape with straight sides
7
Comparison of two quantities
10
Mathematical statement of equality
12
Sum divided by count
Down
2
Space between two intersecting lines
3
Exact correspondence on both sides
6
Amount of space an object occupies
8
Visual representation of data
9
Result of raising a number to an exponent
11
Number with digits after a point
13
Value that does not change