3位数乘以一位数600道
\u4e00\u4e2a\u4e09\u4f4d\u6570\u4e58\u4ee5\u4e09\u4f4d\u6570\uff0c1 7 9
\u00d7 2 2 4
\u2014\u2014\u2014\u2014\u2014\u2014
7 1 6
3 5 8
3 5 8
\u2014\u2014\u2014\u2014\u2014\u2014
4 0 0 9 6
\u6700\u5c0f\u76842\u4f4d\u6570\u662f10\uff0c\u6700\u5c0f\u76843\u4f4d\u6570\u662f100\u4e58\u79ef\u662f1000
\u6700\u5927\u76842\u4f4d\u6570\u662f99\uff0c\u6700\u5927\u76843\u4f4d\u6570\u662f999 \u4e58\u79ef<100x1000=100000
\u6240\u4ee5
1000\u2264\u79ef<100000
\u6240\u4ee5\u662f4\u4f4d\u6570\u62165\u4f4d\u6570
300x2=600
300x3=900
310x1=310
100x1=100
100x2=200
绛旓細102 脳 3 = 306 103 脳 4 = 412 104 脳 5 = 520 105 脳 6 = 630 106 脳 7 = 742 107 脳 8 = 856 108 脳 9 = 972 109 脳 8 = 872 2銆佺浜岀粍 210 脳 1 = 210 211 脳 2 = 422 212 脳 3 = 636 213 脳 4 = 852 214 脳 5 = 1070 215 脳 6 = 1290 216 脳 7...
绛旓細1) 393*1=393 2) 2*382= 764 3) 671*3=2013 4) 878*8=7024 5) 6*777=4662 6) 2*938=1876 7) 810*5=4050 8) 301*1=301 9) 478*9=4302 10) 9*810=7290 11) 1*739=739 12) 8*831=6648 13) 9*230=2070 14) 998*3=2994 15) 6*115=690 16) 412*5=2060 17) 564*6=...
绛旓細涓変綅鏁颁箻涓浣嶆暟20閬撳涓嬶細1銆187 脳 6= 2銆264 脳 7= 3銆345 脳 3= 4銆128 脳 5= 5銆126 脳 7= 6銆361 脳 5= 7銆218 脳 9= 8銆661 脳 5= 9銆247 脳 6= 10銆354 脳 7= 11銆288 x 7= 12銆666 x 6= 13銆554 x 6= 14銆574 x 8= 15銆佸窞婵520 x 8= 16銆120...
绛旓細111脳8 214脳2 341脳2 768脳1 412脳2 121脳4 211脳4 321脳3 222脳4 962脳1 243脳2 123脳3 333脳3 142脳2 861脳1 111脳9 231脳3 431脳2 240脳2 310脳3 201脳4 410脳2 341脳2 907脳1 654脳0 231脳2 420脳2 576脳1 113脳3 121脳4 30閬,鑷繁缂栫殑,娌℃湁杩涗綅.姹傞噰绾.
绛旓細涓変綅鏁颁箻浠ヤ竴浣嶆暟鐨勭畻寮忓涓嬶細100 脳 1 = 100 101 脳 2 = 202 102 脳 3 = 306 103 脳 4 = 412 104 脳 5 = 520 105 脳 6 = 630 106 脳 7 = 742 107 脳 8 = 856 108 脳 9 = 972 109 脳 8 = 872 涔樻硶娉曞垯 涓ゆ暟鐩镐箻锛屽悓鍙峰緱姝ｏ紝寮傚彿寰楄礋锛屽苟鎶婄粷瀵瑰肩浉涔樸傛暣鏁扮殑涔樻硶...
绛旓細涓変綅鏁颁箻涓浣嶆暟鐨勪箻娉曠粌涔 <1> 717 X 3 = <2> 653 X 2 = <3> 682 X 2 = <4> 907 X 9 = <5> 75 X 2 = <6> 364 X 2 = <7> 453 X 9 = <8> 161 X 9 = <9> 178 X 8 = <10> 686 X 3 = <1> 873 X 3 = <2> 657 X 6 = <3> 119 X 6 = <4> ...
绛旓細鍥炵瓟锛360*1=360 180*2=360 120*3=360
绛旓細212 脳 3 = 636 213 脳 4 = 852 214 脳 5 = 1070 215 脳 6 = 1290 216 脳 7 = 1512 217 脳 8 = 1736 218 脳 9 = 1962 219 脳 8 = 1752 涔樻硶鐨勮绠楁硶鍒欙細鏁颁綅瀵归綈锛屼粠鍙宠竟璧凤紝渚濇鐢ㄧ浜屼釜鍥犳暟姣忎綅涓婄殑鏁板幓涔樼涓涓洜鏁帮紝涔樺埌鍝涓浣锛屽緱鏁扮殑鏈熬灏卞拰绗簩涓洜鏁扮殑鍝竴浣...
绛旓細100脳2=200锛200脳3=600锛300脳4=1200锛156脳5=780鈥︹涓変綅鏁颁箻浠ヤ竴浣嶆暟鐨勪緥瀛愬緢瀹规槗涓撅紝浠ヤ笂閮芥槸涓変綅鏁颁箻浠ヤ竴浣嶆暟鐨勭畻寮忋
绛旓細涓変綅鏁颁箻浠ヤ竴浣嶆暟鍏紡锛1銆佸彲鏈夋妸涓変綅鏁板啓鎴愬嚑鐧惧姞鍑犲崄锛屾垨鑰呭嚑鐧惧姞鍑犲崄鍔犲嚑锛屽湪鍒嗗埆涓庝竴浣嶆暟鐩镐箻锛屾瘮濡傦細123x4 =锛100+20+3锛墄4 =100x4+20x4+3x4 =400+80+12 =492 2銆佸彲浠ユ妸涓変綅鏁板啓鎴愭暣鐧惧姞涓涓垨鑰呮暣鐧惧噺涓涓暟锛屽湪鍒嗗埆涓庝竴浣嶆暟鐩镐箻锛屾瘮濡傦細203x3 =锛203+3锛墄3 =200x3+3x3 =600+...
