Jawabanmu

2014-09-04T10:33:53+07:00
1) 0,000067 = 6.7 x 10^-5
2) 1,0997 = 1,0997 x 10^0
3) 70.000.000 = 7 x 10^7
4) 40.000,0
= 4 x 10^4