Question

Grupeaza convenabil factorii.

a) 50 x 5 x 2 x10 =

b)2 x 250 x 4 x 3 =
c)15 x 2 x 4 x 50 =
d)25 x 12 x 8 x 4 =

Answer 1

50 ×2 × 5×10 = 100 ×50 = 5.000

4×250 ×2×3 = 1000 ×6 = 6.000

15×2×4×50 = 30 ×200 = 6.000

25×8×12×4 = 200 ×48 =9.600

Answer 2

a) 50 x 5 x 2 x10 =

    50 x 10 x 10 =

     50 x 100 =

         5000

b)2 x 250 x 4 x 3 =  

  2 x 1000 x 3 =

  2 x 3 x 1000 =

   6 x 1000 =

    6000

c)15 x 2 x 4 x 50 =  

    30 x 200 =

       6000

d)25 x 12 x 8 x 4 =

  25 x 4 x 8 x 12=

   100 x 12 x 8 =

    100 x 96 =

     9600