横向
1
Parts per hundred
6
Power to which a number is raised
7
Middle value in an ordered dataset
10
Math using letters for unknown values
纵向
2
Number that divides evenly into another
3
Value that does not change
4
Visual representation of data
5
Repeated addition
8
Corner point of a polygon
9
Three-sided polygon
11
Amount of space an object occupies
12
The number representing nothing
13
Single numeral from 0 to 9