Across
1
Power to which a number is raised
5
Number with digits after a point
6
Repeated addition
7
Space between two intersecting lines
8
Symbol representing unknown value
10
Result of multiplication
Down
2
Proven mathematical statement
3
The number representing nothing
4
Parts per hundred
5
Line crossing from corner to corner
7
Sum divided by count
9
Result of addition
11
Rectangular array of numbers