9除以11四舍五入保留三位小数 十一点九四舍五入保留三位小数
11.9\u00f712\u4fdd\u7559\u4e00\u4f4d\u5c0f\u6570\u600e\u4e48\u7b9711.9/12
\u22481.0
\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff0c\u8bf7\u91c7\u7eb3\u6b63\u786e\u7b54\u6848.
\u4f60\u7684\u70b9\u8d5e\u6216\u91c7\u7eb3\u662f\u6211\u7ee7\u7eed\u5e2e\u52a9\u5176\u4ed6\u4eba\u7684\u52a8\u529b
\u3000\u300011.9\u4fdd\u7559\u4e09\u4f4d\u5c0f\u6570\u662f11.900
\u3000\u300011.9\u672c\u8eab\u662f\u4e00\u4f4d\u5c0f\u6570\uff0c\u4fdd\u7559\u4e09\u4f4d\u5c0f\u6570\uff0c\u5c0f\u6570\u7684\u4f4d\u6570\u4e0d\u591f\uff0c\u53ef\u4ee5\u5728\u672b\u5c3e\u88650\uff0c\u4f46\u8981\u7528\u7b49\u53f7\u3002
\u3000\u3000\u537311.9=11.900
9除以11≈0.818
9÷11约等0.818
0.818
0.818
绛旓細9闄や互11鈮0.818
绛旓細杩欐槸涓閬撻櫎娉曡绠楅锛11梅9绛変簬1.22鏈鍚庣殑2鏄惊鐜皬鏁帮紝鎵浠ヨ繖鏄竴涓櫎涓嶅敖鐨勫皬鏁帮紝鎵浠ユ牴鎹鐩殑鎰忔濓紝閲囩敤鍥涜垗浜斿叆娉曠殑璁＄畻鏂规硶鍜岃寰嬶紝淇濈暀灏忔暟鐐瑰悗闈涓変綅灏忔暟锛屽緱鍑虹殑姝ｇ‘绛旀搴旇涓1.222銆
绛旓細浣犲ソ锛9/11鍖栨垚灏忔暟锛淇濈暀涓変綅灏忔暟鏄0.818 鍥犱负9/11=0.818181(81鏃犻檺寰幆)涓囧垎浣嶆槸1锛屾牴鎹鍥涜垗浜斿叆鐨勮鍒欙紝搴旇鑸嶅幓銆傛湜閲囩撼銆
绛旓細绠楀紡锛9梅7锛屼繚鐣欎竴浣嶅皬鏁帮細1.3锛涗繚鐣欎袱浣嶅皬鏁帮細1.29锛涗繚鐣欎笁浣嶅皬鏁帮細1.286锛涚畻寮忥細21.9梅11锛屼繚鐣欎竴浣嶅皬鏁帮細2.0锛涗繚鐣欎袱浣嶅皬鏁帮細1.99锛涗繚鐣欎笁浣嶅皬鏁帮細1.991銆1.鍥涜垗浜斿叆娉曠殑瀹氫箟鍜屽師鐞 鍥涜垗浜斿叆娉曟槸涓绉嶆暟瀛︿笂鐨勮繎浼煎彇鑸嶆柟娉曪紝鏍规嵁鏁板肩殑澶у皬鏉ュ垽鏂浣曡繘琛屽彇鑸嶃傚綋闇瑕佷繚鐣欑殑灏忔暟浣嶆暟鐨勪笅...
绛旓細璁＄畻缁撴灉濡備笅21.9梅11=1.990909091锛屾牴鎹洓鑸嶄簲鍏ュ師鍒欙紝淇濈暀涓変綅灏忔暟绛変簬1.991
绛旓細鍥犱负9梅11=0.818181鈥︹﹀晢鏄惊鐜灏忔暟锛屽惊鐜妭涓81锛31梅2=15鈥︹1 閭ｄ箞锛屽晢鐨勫皬鏁扮偣鍚庣31浣嶄笂鐨勬暟鏄8锛屾墍浠ワ紝鍥涜垗浜斿叆鍚庡緱鍒扮殑绗31浣嶆暟鏄8銆
绛旓細鎸夌収鈥鍥涜垗浜斿叆娉曗淇濈暀杩戜技鏁版棤鐤戞槸姝ｇ‘鐨勶紝浣嗗拰瀹為檯涓嶇鍚堬紝鍋氳。鏈嶇殑鍓╀綑甯冩枡鍙兘鑸嶅幓銆傛暀瀛︿腑锛屽父璇嗘х殑涓滆タ浜堜互閲嶈銆傚仛琛ｆ湇濂楁暟鐨勮繎浼艰绠楄鐢ㄢ滃幓灏炬硶鈥濄傦紙4锛夐獙璇佺殑鍔ㄥ姏鍦ㄧ寽鎯冲拰璐ㄧ枒銆傜墰椤挎浘璇磋繃锛氣滄病鏈夊ぇ鑳嗙殑鐚滄兂锛屽氨鍋氫笉鍑轰紵澶х殑鍙戠幇銆傗濃滅寽鈥濅篃鏄В鍐抽棶棰樼殑涓绉嶉噸瑕佺瓥鐣ャ傚彲浠ュ紑鎷撳鐢熺殑...
绛旓細9/11锛0.8181818181818 31浣嶄笂鐨勬暟瀛楁槸8
绛旓細9梅11=0.8181(81涓哄惊鐜灏忔暟锛屾瘡涓や綅寰幆涓娆★紝)鎵浠ュ皬鏁板悗绗31浣嶄笂鏁板瓧鏄8
绛旓細0鈥濅笉鑳介殢鎰忓彇鑸 铏界劧瀹冧笉褰卞搷瀹為檯鍊肩殑澶у皬,浣嗗喅瀹氱潃璇ュ肩簿纭害鐨勯珮浣庛備竴涓皬鏁扮殑璁℃暟鍗曚綅瓒婂皬,琛ㄦ槑瀹冪殑绮剧‘搴﹁秺楂樸傞氳繃浠ヤ笂鎬荤粨姊崇悊锛屾垜浠彲浠ュ緱鍑轰笂鍥句腑渚嬮鐨勭瓟妗 1銆 1.60927淇濈暀涓や綅灏忔暟姝ｇ‘缁撴灉搴斾负1.61銆2銆 9.7862淇濈暀涓浣嶅皬鏁姝ｇ‘缁撴灉搴斾负9.8锛涗繚鐣欎袱浣嶅皬鏁版纭粨鏋滃簲涓9.79 ...
