Question

01)Efetue:
A)0,38x10x10=
b)0,38x100=
c)1,21x10x100=
D)1,21x1000=

Answer 1

A) 0,38 x 10 = 3,8
     3,8 x 10 = 38

B) 0,38 x 100 = 38

C) 1,21 x 10 = 12,10
      12,10 x 100 = 1.210

D) 1,21 x 1.000 = 1.210

Answer 2

A) 0,38 x 10 = 3,8
     3,8 x 10 = 38

B) 0,38 x 100 = 38

C) 1,21 x 10 = 12,10
      12,10 x 100 = 1.210

D) 1,21 x 1.000 = 1.210