Respostas

2013-10-27T16:43:44-02:00
1500 = 15x10² = 1,5x10³
0,0004 = 4x10^-4 = 4,0 x 10^-4
781000 = 781x10³ = 7,81x10^5
0,0036 = 36x10^-4 = 3,6x10^-3
1030000 = 103x10^4 = 1,03x10^6
2 5 2