Réponses

2014-10-16T21:10:59+02:00
1/  35.20 x 20% = 7.04 euros

2/ 35.20 - 7.04 = 28.16 euros
2014-10-16T21:12:03+02:00
1) 35.20 x20 / 100 = 7.04
2) 35.20 - 7.04 = 28.16