横向
1
Rectangular array of numbers
5
Mathematical rule or equation
7
Total distance around a shape
8
Collection of distinct elements
9
Number divisible only by 1 and itself
11
Number that divides evenly into another
12
Mathematical statement of equality
纵向
2
The number representing nothing
3
Power to which a number is raised
4
Visual representation of data
6
Part of a circle's circumference
9
Lines that never intersect
10
Divisible by two