(4,7+3,14+5,06):3=???

Răspuns :

(7,84+5,06):3=12,9:3=4,3

(4.7 + 3.14 + 5.06) : 3 =

=(4.7 + 8.2) : 3 =

= 12.9 : 3 =

= 4.3