Across
1
Part of a line with two endpoints
5
Number divisible only by 1 and itself
6
Part of a whole number
7
Number greater than zero
8
Comparison of two quantities
10
Exact correspondence on both sides
13
Middle value in an ordered dataset
Down
2
Result of raising a number to an exponent
3
Power to which a number is raised
4
Single numeral from 0 to 9
9
Amount of space an object occupies
10
Collection of distinct elements
11
Reference line in a graph
12
Parts per hundred
14
The number representing nothing