Across
1
Number divisible only by 1 and itself
4
Single numeral from 0 to 9
5
Divisible by two
6
Number greater than zero
8
Mathematical rule or equation
9
Number that divides evenly into another
Down
2
Exact correspondence on both sides
3
Part of a line with two endpoints
6
Result of raising a number to an exponent
7
Comparison of two quantities