Across
1
Number with digits after a point
4
Total distance around a shape
5
Result of addition
8
Number greater than zero
9
System of ordered marks for measuring
Down
2
Part of a line with two endpoints
3
Single numeral from 0 to 9
6
Mathematical rule or equation
7
Middle value in an ordered dataset
10
Corner point of a polygon
11
Math using letters for unknown values