а) 80 + 25% = 80 + 0.2580 = 80 + 20 = 100б) 80 + 30% = 80 + 0.3080 = 80 + 24 = 104в) 80 + 65% = 80 + 0.65*80 = 80 + 52 = 132
а) 80 + 25% = 80 + 0.2580 = 80 + 20 = 100
б) 80 + 30% = 80 + 0.3080 = 80 + 24 = 104
в) 80 + 65% = 80 + 0.65*80 = 80 + 52 = 132