Across
1
Steepness of a line
3
Part of a whole number
5
Repeated addition
9
Collection of distinct elements
Down
2
Round shape with all points equidistant
3
Mathematical rule or equation
4
Number less than zero
6
Value that does not change
7
Number divisible only by 1 and itself
8
Number that divides evenly into another
10
Line crossing from corner to corner