Across
1
Single numeral from 0 to 9
3
Steepness of a line
4
Result of multiplication
5
Comparison of two quantities
7
Repeated addition
10
Math using letters for unknown values
11
Round shape with all points equidistant
Down
2
Line segment connecting two circle points
3
Collection of distinct elements
6
Proven mathematical statement
8
Power to which a number is raised
9
Parts per hundred