Советская задача 50-х годов
Мой канал в VK —
Найди сумму шести дробей: (1/20) (1/30) (1/42) (1/56) (1/72) (1/90) = ?
3 days ago 00:53:01 1
2 weeks ago 00:14:59 3
3 weeks ago 00:01:15 1
1 month ago 00:00:36 2
2 months ago 00:00:49 8
2 months ago 00:25:36 1
3 months ago 00:00:47 1
3 months ago 00:00:00 1
![Миротворец миссии SWISSINDO взят в плен АРиЯ требует содействия ФСБ Союз ССР []](https://sun9-24.userapi.com/aosp4hidtcjAm-5sXtl1_hfWnSL0F443H0g6Sw/nrBfVw2l0bI.jpg)
3 months ago 00:13:19 5
4 months ago 00:29:27 1
4 months ago 00:36:33 6
5 months ago 00:16:45 1
5 months ago 00:30:19 1
5 months ago 00:14:45 1
6 months ago 00:06:42 1
6 months ago 00:26:47 1
7 months ago 00:49:42 1
7 months ago 00:08:34 1
7 months ago 00:14:19 2
8 months ago 00:20:05 1
8 months ago 00:10:36 10
8 months ago 01:49:23 1
8 months ago 00:06:05 1
8 months ago 01:13:14 1
