Question

Tính bằng cách thuận tiện : 

537 x 39 - 537 x 29 

Answer 1

\(=537\times\left(39-29\right)\)

\(=537\times10\)

\(=5370\)

Answer 2

537 x 39 - 537 x 29 

= 537 x ( 39 - 29 )

= 537 x 10

= 5370

Answer 3

537 x 39 - 537 x 29 

= 537 x ( 39 - 29 )

= 537 x 10

= 5370

Answer 4

537 x 39 - 537 x 29

= 537 x [ 39 - 29 ]

= 537 x 10

= 5370

Answer 5

537x39-539x29

=537x(39-29)

=537x10

=5370

Answer 6

537×39-537×29=537×(39-29)

=537×10=5370

Answer 7

537x39-537x29=20943-1047=19896

Answer 8

123456

Answer 9

539x(39-29) 

=539x10

=5390

Answer 10

233 dư 15 em nhé

HT