![Serological evidence of human infection with SARS-CoV-2: a systematic review and meta-analysis - The Lancet Global Health Serological evidence of human infection with SARS-CoV-2: a systematic review and meta-analysis - The Lancet Global Health](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachment/d43640b6-f02d-43e7-b3a3-2df094640e5f/gr5.jpg)
Serological evidence of human infection with SARS-CoV-2: a systematic review and meta-analysis - The Lancet Global Health
![oblicz: a) 1/3 +3/4 2/3+ 6/7 7/8 5/6 b) 5 1/4 + 5/6 1 7/9 + 2 7/8 + 3 1/6 c) 8/9 - 2/5 7/8 - 4/5 4 - Brainly.pl oblicz: a) 1/3 +3/4 2/3+ 6/7 7/8 5/6 b) 5 1/4 + 5/6 1 7/9 + 2 7/8 + 3 1/6 c) 8/9 - 2/5 7/8 - 4/5 4 - Brainly.pl](https://pl-static.z-dn.net/files/db4/bffb459f3b31d4da36abda9fa4cb62d5.jpg)
oblicz: a) 1/3 +3/4 2/3+ 6/7 7/8 5/6 b) 5 1/4 + 5/6 1 7/9 + 2 7/8 + 3 1/6 c) 8/9 - 2/5 7/8 - 4/5 4 - Brainly.pl
![7.oblicz: A) 1-7/8=......... B) 1-5/7=......... C) 2-6/7=......... D) 2-3/5=......... E) - Brainly.pl 7.oblicz: A) 1-7/8=......... B) 1-5/7=......... C) 2-6/7=......... D) 2-3/5=......... E) - Brainly.pl](https://pl-static.z-dn.net/files/d79/eb579ea0318a99564df837f812c5b6fc.png)
7.oblicz: A) 1-7/8=......... B) 1-5/7=......... C) 2-6/7=......... D) 2-3/5=......... E) - Brainly.pl
![Zad 1 Oblicz a) 2/7:5/8= b) 1/9:3/5= c) 4/7:1/2= d) 4:1/2= e) 9:2/7= f)11:7/3= Zad 2 Oblicz: a) 2 - Brainly.pl Zad 1 Oblicz a) 2/7:5/8= b) 1/9:3/5= c) 4/7:1/2= d) 4:1/2= e) 9:2/7= f)11:7/3= Zad 2 Oblicz: a) 2 - Brainly.pl](https://pl-static.z-dn.net/files/d0c/a440b9b092224c72f7c0ce59de544580.jpg)
Zad 1 Oblicz a) 2/7:5/8= b) 1/9:3/5= c) 4/7:1/2= d) 4:1/2= e) 9:2/7= f)11:7/3= Zad 2 Oblicz: a) 2 - Brainly.pl
![oblicz a)2/3+6/7= 7/8+5/6= b) 5 1/4+5/6= 1 7/9+2 3/10= 2 7/8+3 1/6 c) 8/8-2/5= 7/8-4/5= 4 5/6-1/4= d) - Brainly.pl oblicz a)2/3+6/7= 7/8+5/6= b) 5 1/4+5/6= 1 7/9+2 3/10= 2 7/8+3 1/6 c) 8/8-2/5= 7/8-4/5= 4 5/6-1/4= d) - Brainly.pl](https://pl-static.z-dn.net/files/d22/3ee2a155967a622d8aebda8614fb4fd8.jpg)