Question

Answer 1

\(=145\times\left(60+40\right)\\=145\times100=14500 \)

Answer 2

145 x 60 + 145 x 40

= 145 x ( 60 + 40 )

= 145 x 100

= 14500

Answer 3

145 x 60 + 145 x 40

= 145 x ( 60 + 40 )

= 145 x 100

= 14500

Answer 4

14500

Answer 5

=145 x (60 + 40)

=145 x100 

= 14500