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= 2014x100000000+2014x10000+2014/2014
=100000000+10000+1= 100010001 (ada 6 angka 0)
2014201420142.........014 (300 angka) / 2014
=1000100010001.....100010001
=001(30 angka) dan depannya 1
a. 2+4+6+8+10+...+100
= 102/2x25 = 1275
b. -1+2 -3+4 + ..... -99+100
= 1+1+1+...+1 (50 angka)
= 50
c. -100-99-98-...-2-1-0+1+2+...+98+99
= -100+(-99+99)+(-98+98)+...+(-2+2)+(-1+1)-0
= -100+0+0+...+0+0-0
= -100