Across
1
Mathematical statement of equality
3
Parts per hundred
4
Line segment connecting two circle points
8
Reference line in a graph
10
Visual representation of data
Down
2
Closed shape with straight sides
3
Number divisible only by 1 and itself
5
Difference between highest and lowest values
6
The number representing nothing
7
Divisible by two
8
Math using letters for unknown values
9
Result of multiplication