Contoh:
15 mJ = 4.166667e-9 kW*h
1 mJ = 2.777778e-10 kW*h | 1 kW*h = 3.6e+9 mJ
Langkah-langkah konversi:
15 × (0.001 / 3600000) = 4.166667e-9
