Question

28/25-17/19-3/25+2022/2023-2/19

 

Answer 1

28/25 - 17/19 - 3/25 + 2022/2023 - 2/19

= 28/25 - 3/25  -  17/19 + 2/19  - 2022/2023

= 1 - 1 - 2022/2023

= -2022/2023

 

Answer 2

Bài có sai không vậy?

Answer 3

ko bạn nhé!

Answer 4

`@` `\text {Ans}`

`\downarrow`

\(\dfrac{28}{25}-\dfrac{17}{19}-\dfrac{3}{25}+\dfrac{2022}{2023}-\dfrac{2}{19}\)

`=`\(\left(\dfrac{28}{25}-\dfrac{3}{25}\right)+\left(-\dfrac{17}{19}-\dfrac{2}{19}\right)+\dfrac{2022}{2023}\)

`= 1+ (-1) + 2022/2023`

`= 2022/2023`