横向
1
Difference between highest and lowest values
3
Steepness of a line
4
Space between two intersecting lines
5
Math using letters for unknown values
8
Parts per hundred
11
Divisible by two
纵向
2
Number less than zero
3
System of ordered marks for measuring
6
The number representing nothing
7
Power to which a number is raised
9
Split into equal parts
10
Part of a whole number
12
Exact correspondence on both sides