5×289×9的简便计算方法怎么写

289.9+289.9\u00d79\u600e\u4e48\u7b80\u4fbf\u8ba1\u7b97

=289.9*\uff081+9\uff09
=289.9*10
=2899

\u8fd9\u91cc\u8981\u8fd0\u7528\u4e58\u6cd5\u4ea4\u6362\u7387\u548c\u7ed3\u5408\u5f8b\u3002
5*289*2 = \uff085*2\uff09*289 = 10 * 289 = 2890

5×289×9的简便计算方法怎么写
5×289×9
=1445*9
=13005
直接计算
没有简算

绠渚胯繍绠:5X289X2?
绛旓細绠渚胯繍绠锛屽氨鏄埄鐢ㄨ繍绠楀畾寰嬫垨鑰呮槸杩愮畻鎬ц川锛屽阀鐢ㄧ壒娈婃暟涔嬮棿鐨勭壒鎬ц繘琛屽阀绠 鍒╃敤杩愮畻瀹氬緥銆傚埄鐢ㄥ姞娉曠殑浜ゆ崲寰嬪拰缁撳悎寰嬶紝涔樻硶鐨勪氦鎹㈠緥銆佺粨鍚堝緥鍜屽垎閰嶅緥锛屽彲浠ヤ娇璁＄畻绠渚銆5脳289脳2 = 5脳2脳289 = 10脳289 = 2890

5涔289涔2鐢ㄧ畝渚跨畻娉鎬庝箞绠?
绛旓細5*289*2 =(5*2)*289 =10*289 =2890

5绋289脳2,绠渚胯绠銆
绛旓細5脳289脳2 锛5脳2脳289 锛10脳289 锛2890 璇风偣閲囩撼璋㈣阿

5x289x2绠渚挎柟娉曟庝箞绠
绛旓細5x289x2 =5x2x289 =10x289 =2890

5脳289脳2鐢涔樻硶鍒嗛厤寰嬭劚寮璁＄畻,鎬庢牱绠渚鎬庢牱绠
绛旓細5脳289脳2 =5脳2脳289 =10脳289 =2890

5脳289脳2125脳5脳8脳2鐨勭畝渚胯绠
绛旓細5脳289脳2125脳5脳8脳2 =锛2125x8x5锛墄锛289x2x5锛=锛17000x5锛墄锛28900锛=85000x28900 =2456500000 鏈嬪弸,璇峰強鏃堕噰绾虫纭瓟妗,涓嬫杩樺彲鑳藉府鎮,鎮ㄩ噰绾虫纭瓟妗,鎮ㄤ篃鍙互寰楀埌璐㈠瘜鍊,璋㈣阿銆

5脳289涔樹簩鐨勭畝渚跨畻娉
绛旓細5脳289脳2 =5脳2脳289 =10脳289 =2890

5x289x235x37+37x65绠渚绠楀紡鎬庝箞鍋
绛旓細5x289x2 =锛5脳2锛脳289 =10脳289 =2890 35x37+37x65 =锛35+65锛壝37 =100脳37 =3700

5涔289涔2鐢ㄧ畝渚跨畻娉鎬庝箞绠?
绛旓細杩愮敤涔樻硶浜ゆ崲寰嬫妸5鍜2鎹㈠埌涓璧峰緱5涔2寰10锛屽啀鐢10涔289寰2890锛屼細浜嗗悧锛

5鈪289鈪268 32x5绠渚挎柟娉鏄粈涔
绛旓細5脳289脳268 =5脳268脳289 =1340脳289 =387260 32脳5=30脳5+2脳5=150+10=160 鎴 32脳5=32脳10梅2=320梅2=160

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