Respostas

2014-05-26T15:56:36-03:00
5x10⁴ = 50000
1,5 x 10³ = 1500
2,75 x 10⁶ = 2750000


2014-05-26T16:05:25-03:00
5* 10.000= 50000

1,5*10.00=1500

2,75*1.000.000= 2.750.000