0,26:10 0,427/1000 0,0068*10000 1,28*100 0,02* 1000
0.26 / 10 = 0.026 0.427 / 1000 = 0.000427 0.0068 × 10000 = 68 1.28 × 100 = 128 0.02 × 1000 = 20