№1
а) 40% = 40/100 = 4/10
б) 52% = 52/100 = 13/25
№2
а) 9/20 = 45/100 = 45%
б) 8/25 = 32/100 = 32%
в) 7 = 700/100 = 700%
№1
а) 40% = 40/100 = 4/10
б) 52% = 52/100 = 13/25
№2
а) 9/20 = 45/100 = 45%
б) 8/25 = 32/100 = 32%
в) 7 = 700/100 = 700%