横向
1
Repeated addition
3
Comparison of two quantities
5
Value that does not change
6
Three-sided polygon
9
Number less than zero
11
Sum divided by count
纵向
1
Rectangular array of numbers
2
Single numeral from 0 to 9
4
Amount of space an object occupies
7
Part of a circle's circumference
8
Steepness of a line
10
Reference line in a graph