Răspuns:
[tex]a) 300 * 50/100 =300*50:100= 150\\\\ 300 - 150 = 150\\\\b) 300 * 100/100 = 300*100:100=300\\\\ 300 - 300 = 0\\\\c) ?\\ d)?\\\\e) 300 * 8/15 =300*8:15= 160\\\\ 300 - 160 = 140\\\\f) 300 * 40/100 = 300*40:100=120\\\\ 300 - 120 = 180 \\\\[/tex]