For example, 50% of 40% is: 50/100 × 40/100 = 0.50 × 0.40 = 0.20 = 20/100 = 20%.
Για παράδειγμα, το 50% των 40% είναι: 50/100 × 40/100 = 0,50 × 0,40 = 0,20 = 20/100 = 20%.