Question

temperatura din weekend au fost:vineri-2,7 grade celsius, sambata-22,5 grate celsius si dumiinica-2,6 grade celsius . care a fos temperaura medie din weekend ?

Answer 1

temperatura medie =$\frac{-2,7+(-22,5)+(-2,6)}{3}= \frac{-2,7-22,5-2,6}{3} = \frac{-27,8}{3} =-9,2(6)$ grade celsius

Answer 2

-2,7+(-22,5)+(-2,6)=-27,8:3≈-9,3°C