横向
1
Symbol representing unknown value
3
Parts per hundred
6
Closed shape with straight sides
9
Number less than zero
10
Difference between highest and lowest values
12
Distance from center to edge of circle
13
System of ordered marks for measuring
14
Result of multiplication
纵向
2
Rectangle with four equal sides
3
Result of raising a number to an exponent
4
Three-sided polygon
5
Number that divides evenly into another
7
Repeated addition
8
The number representing nothing
11
Longest side of a right triangle