Left 1 Dead

Im dead,Im dead.......why paper 2 cannot use calculator,how I calculate square root,cube root in 1,2,3,4,5,6,7,8 n 9 hundred................I found out a paper 2 question tat must count 3(3016),walaoA,how to count without a calculator.........................why must separate us,T.T


Now left one day then exam,Geo,Sej,Sc,Mt,Khb,all haven cover yet,my last hope is my favourite action:Last Minute Reading(L.M.R.).......