Решите пример плиз!!!!!!!!!!!!1 (12.3:15.1:18.4:12.2)*4

Question

Решите пример плиз!!!!!!!!!!!!1
(12.3:15.1:18.4:12.2)*4

Answer 1

(12,3:15,1:18,4:12,2)*4=0,0144
1)12,3:15,1=0,815
2)0,815:18,4=0,0443
3)0,0443:12,2=0,0036
4)0,0036*4=0,0144