Across
1
Round shape with all points equidistant
2
Number greater than zero
4
Sum divided by count
5
Visual representation of data
6
Parts per hundred
8
Split into equal parts
9
Number that divides evenly into another
13
Value that does not change
Down
2
Total distance around a shape
3
Mathematical statement of equality
7
Number with digits after a point
10
The number representing nothing
11
Single numeral from 0 to 9
12
Number divisible only by 1 and itself