Real life energy calculation example 11. March 2021 Joelle-Sommer Calculation kWh, Team Zurich VZ20A (2) The distance by car from Zurich to Bern is approximately 123 km. An electric car consumes an average of 15 kWh/100 km. How much kWh do you use to travel from Zurich to Bern? km kWh 100 15 123 ? Sandra & Joelle