Toán Tính nhanh 378.422-322.378 (195-13.15):(2019+5783) 1357.2458-2458.357 1234.2019+2019.8766 (14678.2+2476).(2789-27788 20/07/2021 By Mackenzie Tính nhanh 378.422-322.378 (195-13.15):(2019+5783) 1357.2458-2458.357 1234.2019+2019.8766 (14678.2+2476).(2789-27788
`378.422-322.378` `=378.(422-322)` `=378.100` `=37800` `(195-13.15):(2019+5783)` `=(195-195):(2019+5783)` `=0` `1357.2458-2458.357` `=2458.(1357-357)` `=2458.1000` `=2458000` `1234.2019+2019.8766` `=2019.(1234+8766)` `=2019.10000` `=20190000` Trả lời
Đáp án: Giải thích các bước giải: 378.422-322.378 = 378.(422-322) = 378. 100 = 37800 (195-13.15):(2019+5783) = 0 : 7802 = 0 1357.2458-2458.357 = 2458.(1357-375) = 2458. 1000 = 2458000 1234.2019+2019.8766 = 2019.( 1234+8766) = 2019. 10000 = 20190000 (14678.2+2476).(2789-2778) = 31832 . 11 = 350152 *nhớ vote 5 sao+ câu trả lời hay nhất+ cảm ơn cho mik nka! Trả lời