Question

tính nhanh 2x16x25x125

Answer 1

=(25 x4)x(125 x8)

=100.1000

=100000

Answer 2

2*16*25*125

= (2*25)+( 16*125)

= 50+2000

= 2050

Answer 3

Ta tách 16=4x4

2x4x4x25x125

=(25x4)x(125x4x2)

=100x1000

=100000

nhé bạn

Answer 4

2x16x25x125

=2x4x4x25x125

=(2x4x125)x(4x25)

=1000x100

=100000

Answer 5

nham nhe