横向
1
Split into equal parts
5
Divisible by two
6
Proven mathematical statement
8
Mathematical rule or equation
10
Distance from center to edge of circle
11
Total distance around a shape
纵向
2
Repeated addition
3
Number divisible only by 1 and itself
4
System of ordered marks for measuring
7
Corner point of a polygon
8
Part of a whole number
9
Difference between highest and lowest values
12
Middle value in an ordered dataset