横向
1
Number less than zero
2
Number that divides evenly into another
5
Mathematical statement of equality
6
Result of addition
7
Visual representation of data
8
Part of a whole number
纵向
2
Mathematical rule or equation
3
The number representing nothing
4
Math using letters for unknown values
9
Longest side of a right triangle
10
Line crossing from corner to corner
11
Space between two intersecting lines