横向
1
Result of multiplication
2
Result of addition
3
Number divisible only by 1 and itself
4
Amount of space an object occupies
5
Symbol representing unknown value
9
Value that does not change
10
Closed shape with straight sides
纵向
2
Exact correspondence on both sides
3
Parts per hundred
6
Math using letters for unknown values
7
Number with digits after a point
8
Part of a whole number
11
Three-sided polygon