708÷8怎么算? (708十258)÷8怎么验算?
5.4\u00f71.25\u00f78\u600e\u4e48\u7b97\u89e3\uff1a
5.4\u00f71.25\u00f78
=5.4\u00f7\uff081.25*8\uff09
=5.4\u00f710
=0.54
\u6240\u4ee5\u7b54\u6848\u662f0.54
120\u2026\u20266
\u8bf7\u91c7\u7eb3\u8c22\u8c22
从百位开始,7<8,不够,70,8x8=64,8x9=72所以在十位上8,70-64=6,十位余6,
十位余6和个位8,68-64=4,个位上8,余4,补小数点,
个位余4十分位0,40=8x5,十分位上5
商88.5
708÷8
从百位开始,7<8,不够,70,8x8=64,8x9=72所以在十位上8,70-64=6,十位余6,
十位余6和个位8,68-64=4,个位上8,余4,补小数点,
个位余4十分位0,40=8x5,十分位上5
商88.5
88.5
绛旓細2020-03-11 708梅5鐨勭珫寮? 16 2008-04-06 708闄や互6绔栧紡璁$畻鎬庝箞鍐 2020-06-17 708梅5鐨勭珫寮忔湁浣欐暟,鎬庝箞绠? 2 2020-02-29 9100梅240鐨勭珫寮忔庝箞鍐? 2 2020-02-28 708梅2绔栧紡璁$畻? 7 2020-04-02 708梅9鍒楃珫寮忚绠? 19 2020-04-06 708梅2鐨勭珫寮忚绠? 1 2019-12-10 708梅8鎬庝箞绠?
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