457
7
9
417
4
8
616
1
8
484
8
6
568
3
6
558
0
6
738
0
5
351
2
5
352
2
5
306
0
5
597
0
5
512
5
5
574
0
4
Didn't find what you're looking for? Try searching on Q&A, too!
Keyword(s): 比例と反比例