Question

Tính bằng cách thuận tiện nhất:

2022 + 2022 + 2022 + 2022 + 2022 + 2022 x 5 - 2022 x 7

Answer 1

\(=2022\times\left(1+1+1+1+1+5-7\right)\)

= 2022 x 3

= 6066

Answer 2

Answer 3

2022 + 2022 + 2022 + 2022 + 2022 + 2022 x 5 - 2022 x 7

= 2022 x 1 + 2022 x 1 + 2022 x 1 + 2022 x 1 + 2022 x 1 + 2022 x 5 - 2022 x 7

= 2022 x ( 1 + 1 + 1 + 1 + 1 + 5 - 7 )

= 2022 x 3 

= 6066