Across
1
Result of multiplication
3
Result of raising a number to an exponent
4
Collection of distinct elements
6
Number divisible only by 1 and itself
7
Math using letters for unknown values
Down
2
Comparison of two quantities
3
Total distance around a shape
4
Rectangle with four equal sides
5
Line crossing from corner to corner
8
Parts per hundred
9
Middle value in an ordered dataset
10
Single numeral from 0 to 9
11
The number representing nothing