横向
1
Power to which a number is raised
6
Result of multiplication
7
Number less than zero
8
Steepness of a line
9
Middle value in an ordered dataset
13
Sum divided by count
纵向
2
Amount of space an object occupies
3
Repeated addition
4
Total distance around a shape
5
Proven mathematical statement
10
Line crossing from corner to corner
11
Line touching circle at one point
12
Symbol representing unknown value