Question

Tinh nhanh:41.(14+5)+19.(43+16)

Answer 1

=41.19+19.59

=19.(41+59)

=19.100=1900

Answer 2

\(41.\left(14+5\right)+19.\left(43+16\right)\)

\(=41.19+19.59\)

\(=19.\left(41+19\right)\)

\(=19.60=1140\)

Answer 3

Sorry mình viết nhầm,làm lại:

\(41.\left(14+5\right)+19.\left(43+16\right)\)

\(=41.19+19.59\)

\(=19.\left(41+59\right)\)

\(=19.100=1900\)

Answer 4

  41 x ( 14 + 5 ) + 19 x ( 43 + 16 )

= 41 x   19        + 19 x      59

= 19 x ( 41 + 59 )

= 19 x 100

=  1900

~~~ hok tốt ~~~