Respostas

2014-08-06T14:54:19-03:00
A)1000 x (100000+7000)
1000 x 107000 =1107000000
b)7000 x (50000 - 8000000)
7000 x 7950000 = 55650000000
2014-08-06T15:05:44-03:00
A) 1.000 x 107.000 = 107.000.000
b) 7.000 x 8.050.000 = 8.050.000.000