横向
1
Single numeral from 0 to 9
3
Result of multiplication
4
Rectangular array of numbers
5
Number that divides evenly into another
7
Space between two intersecting lines
8
Three-sided polygon
10
Collection of distinct elements
纵向
2
Comparison of two quantities
3
Total distance around a shape
6
Value that does not change
9
Symbol representing unknown value
11
Line touching circle at one point
12
Result of raising a number to an exponent
13
Split into equal parts