Fun Math Puzzle

公开|
7
6
8
2
3
9
5
4
1

横向

1

Middle value in an ordered dataset

4

System of ordered marks for measuring

5

Exact correspondence on both sides

8

Collection of distinct elements

9

Difference between highest and lowest values

纵向

1

Repeated addition

2

Round shape with all points equidistant

3

Parts per hundred

5

Rectangle with four equal sides

6

Mathematical rule or equation

7

Corner point of a polygon