Question

tính bằng cách thuận tiện nhất 

  ( 50 x 18 ) : 9 

Answer 1

= ( 18 : 9) x 50

= 2 x 50

= 100

Answer 2

\(\left(50\times18\right):9\\ 50\times18:9\\ =50\times\left(18:9\right)\\ =50\times2\\ =100\)

Answer 3

(50 x 18) : 9 

= (18 : 9 ) x 50

= 2 x 50

= 100

Answer 4

100

Answer 5

(50 x 18) : 9 

= (18 : 9) x 50

= 2 x 50

= 100

Answer 6

( 50 × 18 ) : 9

50 × 18 : 9 =

50 × ( 18 : 9 ) =

50 × 2 =

100

Answer 7