45 * 48 -90 * 24+2022

2 câu trả lời

`45×48-90×24+2022`

`=45×2×24-90×24+2022`

`=90×24-90×24+2022`

`=0+2022`

`=2022`

`45.48-90.24+2022`

`= (45 . 48)-(90.24)+2022`

`=2160 - 2160 + 2022`

`=0+2022`

`=2022`