Question

Tính bằng cách thuận tiện nhất 

142 x 12 + 142 x18

Answer 1

142x12+142x18

=142x(12+18)

=142x30

=4260 ủng hộ mk nha!!!!!!Thank nhìu ^_^

Answer 2

142 x 12 + 142 x 18

= 142 x ( 12 + 18 )

= 142 x 30

= 4260

Answer 3

142x12 + 142x18 

=142x(12+18)

=142x20

=2840

Answer 4

142x12+142x18

=142x[12+18]

=142x30

=4260

Answer 5

\(142\times12+142\times18\)

\(=142\times\left(12+18\right)\)

\(=142\times30\)

\(=4260\)

Answer 6

142x12+142+18

=142x(12+18)

=142x30

=4260 k mk nha ^_^

Answer 7

142 x 12 + 142 x18

= 142 x ( 12 + 18 )

= 142 x 30

= 4260

Answer 8

142 x 12 + 142 x18

= 142 x ( 12 + 18 )

= 142 x 30

= 4260

Answer 9

142x12+142x18

=142x ( 12+18)

=142x 30

=4260

k cho mình nha

Answer 10

142 x 12 + 142 x 18

= 142 x ( 12 + 18 )

= 142 x 30 

= 4260

Answer 11

=142 x (12+18)

=142 x 30

=4260

Answer 12

142*(12+18)

=142*30

=4260

Answer 13

142 x 12 + 142 x 18

= 142 x (12 + 18)
= 142 x 30

= 4260

Answer 14

142 * 12 + 142 * 18

= 142 * ( 12 + 18 ) 

= 142 * 30

=  4260.

Answer 15

142 x 12 + 142 x18

=142 x (12+18)

=142 x30

=4260.

Answer 16

142 x 12 + 142 x 18

= 142 x ( 12 + 18 )

= 142 x 30

= 4260