Question

Folisind asociativitatea si comutativitatea inmultirii efectuati:
a) 2×37×5
b) 2×25×17×5×4
c) 250×2×4×579×5

Answer 1

a) 2×37×5= 2×5×37= 10×37= 370
b) 2×25×17×5×4= 50×17×20= 50×20×17= 100×17= 1700
c) 250×2×4×579×5= 500×4×5×579= 500×20= 10000×579= 5790000

Succes!

Answer 2

a) 2x37x5=(2x5)x37 = 10x37 =370

b) 2x25x17x5x4=(2x5)x(4x25)x17=10x100x17 = 1000x17= 17000

c)250x2x4x579x5 = (250x4)x(2x5)x579 = 1000x10x579=10000x579= 5790000