25 x 12 x 30 x 4 = (25 x 4) x (12 x 30)
= 100 x 360
= 36000
25 x 12 x 30 x 4 = ( 25 x 4 x 10 ) x 12 x 3
= 1000 x 36
= 36 000
Ta có : 25x12x30x4 = (25 x 4) x (30 x 12)
= 100 x 360
= 3600
25x12x30x4
=(25x4)x(12x30)
=100x360
=36000
25 x 12 x 30 x 4
= { 25 x 4 } x { 30 x 12 }
= 100 x 360
= 36 000