Question

tính nhanh 20162016-20152015

Answer 1

20162016 - 20152015

= 2016 x 10001 - 2015 x 10001

= 10001 x (2016 - 2015)

= 10001 x 1

= 10001

Answer 2

10001

Answer 3

Tính nhanh 20162016 - 20152015

20162016 - 20152015

= 2016 x 10001 - 2015 x 10001

= 10001 x (2016 - 2015)

= 10001 x 1

= 10001

Answer 4

\(20162016-20152015=2016.10001-2015.10001\)

\(=10001\left(2016-2015\right)\)

\(=10001.1\)

\(=10001\)

Answer 5

20162016 - 20152015

= 2016 x 10001 - 2015 x 10001

= 10001 x (2016 - 2015)

= 10001 x 1

= 10001