Giúp em ạ , em cảm ơn !

`e) 24/-36 . 12/19 - 4/6 . 7/19 + 2022^0`

`= 2/3 . ( - 12 )/19 - 2/3 . 7/19 + 1`

`= 2/3 . ( ( - 12 )/19 - 7/19 ) + 1`

`= 2/3 . ( - 1 ) + 1`

`= ( - 2 )/3 + 1`

`= 1/3`

`f) ( - 18 )/27 - 235/971 + 16/24 - 736/971 + 1^2022`

`= ( - 2 )/3 - 235/971 + 2/3 - 736/971 + 1`

`= ( ( - 2 )/3 + 2/3 ) - ( 235/971 + 736/971 ) + 1`

`= 0 - 1 + 1`

`= - 1 + 1`

`= 0`

`g) ( 83/100 - ( - 9 )/45 ) - ( 7/35 - ( - 83 )/100 + 2/4 )`

`= ( 83/100 + 1/5 )- ( 1/5 + 83/100 + 1/2 )`

`= 83/100 + 1/5 - 1/5 - 83/100 - 1/2`

`= ( 83/100 - 83/100 ) + ( 1/5 - 1/5 ) - 1/2`

`= 0 + 0 - 1/2`

`= 0 - 1/2`

`= ( - 1 )/2`

`h) 5/10 : 28/-17 - 4/8 : 28/11 - 13/39`

`= 1/2 . ( - 17 )/28 - 1/2 . 11/28 - 1/3`

`= 1/2 . ( ( - 17 )/28 - 11/28 ) - 1/3`

`= 1/2 . ( - 1 ) - 1/3`

`= ( - 1 )/2 - 1/3`

`= ( - 3 )/6 - 2/6`

`= ( - 5 )/6`