横向
1
Result of multiplication
3
Lines that never intersect
4
Total distance around a shape
6
Number that divides evenly into another
8
Number with digits after a point
10
Rectangular array of numbers
12
Difference between highest and lowest values
13
Distance from center to edge of circle
纵向
2
Three-sided polygon
5
Mathematical statement of equality
7
Parts per hundred
9
Mathematical rule or equation
11
Comparison of two quantities