42除以7等于6,18乘6等于1o8,36除以2等于18综合算式 42除以7等于6这道算式表示什么
X\u9664\u4ee56\u4e580.8+1.2X-7.2\u7b49\u4e8e0.88\u8fd9\u4e2a\u65b9\u7a0b\u600e\u4e48\u89e3\uff1fx/6*0.8+1.2x-7.2=0.88
0.8x+7.2x=7.2*6+0.88*6
8x=7.2*6+0.88*6
x=0.9*6+0.11*6
x=1.01*6=6.06
42\u9664\u4ee57\u7b49\u4e8e6\u8fd9\u9053\u7b97\u5f0f\u8868\u793a\uff1a
1\u3001\u8868\u793a\u628a42\u5e73\u5747\u5206\u62107\u4efd\uff0c\u6bcf\u4efd\u662f6\u3002
2\u3001\u8868\u793a42\u91cc\u9762\u67096\u4e2a7\u3002
\u4e24\u4e2a\u6570\u76f8\u9664\u53c8\u53eb\u505a\u4e24\u4e2a\u6570\u7684\u6bd4\u3002\u82e5ab=c\uff08b\u22600\uff09,\u7528\u79ef\u6570c\u548c\u56e0\u6570b\u6765\u6c42\u53e6\u4e00\u4e2a\u56e0\u6570a\u7684\u8fd0\u7b97\u5c31\u662f\u9664\u6cd5\uff0c\u5199\u4f5cc\u00f7b\uff0c\u8bfb\u4f5cc\u9664\u4ee5b\uff08\u6216b\u9664c\uff09\u3002\u5176\u4e2d\uff0cc\u53eb\u505a\u88ab\u9664\u6570\uff0cb\u53eb\u505a\u9664\u6570\uff0c\u8fd0\u7b97\u7684\u7ed3\u679ca\u53eb\u505a\u5546\u3002
\u6269\u5c55\u8d44\u6599\uff1a
\u6574\u6570\u9664\u6cd5\u6cd5\u5219\u7684\u53e3\u8bc0
1.\u9664\u6570\u662f\u4e00\u4f4d\u6570\u7684\u9664\u6cd5\u6cd5\u5219
\u6574\u6570\u9664\u6cd5\u9ad8\u4f4d\u8d77\u3002\u9664\u6570\u4e00\u4f4d\u770b\u4e00\u4f4d\u3002
\u4e00\u4f4d\u4e0d\u591f\u770b\u4e8c\u4f4d\uff0c\u9664\u5230\u54ea\u4f4d\u5546\u54ea\u4f4d\u3002
\u4f59\u6570\u8981\u6bd4\u9664\u6570\u5c0f\uff0c\u4e0d\u591f\u5546\u4e00\u96f6\u5360\u4f4d\u3002
2.\u9664\u6570\u662f\u4e24\u4f4d\u6570\u7684\u9664\u6cd5\u6cd5\u5219
\u6574\u6570\u9664\u6cd5\u9ad8\u4f4d\u8d77\u3002\u9664\u6570\u4e24\u4f4d\u770b\u4e24\u4f4d\u3002
\u4e24\u4f4d\u4e0d\u591f\u770b\u4e09\u4f4d\uff0c\u9664\u5230\u54ea\u4f4d\u5546\u54ea\u4f4d\u3002
\u4f59\u6570\u8981\u6bd4\u9664\u6570\u5c0f\uff0c\u4e0d\u591f\u5546\u4e00\u96f6\u5360\u4f4d\u3002
＝18×6
＝108
图
36÷2×（42÷7）=108
绛旓細锛18脳6 锛108
绛旓細绛変簬108鍏冦傛牴鎹鎰忥紝涔熷氨鏄7鐩掔墰濂惰姳6鐩掔殑閽卞嵆3脳6=18鍏冦42梅7=6 18脳6=108鍏冦傚叏鐝瘡浜轰拱涓鐩掕108鍏冦備箻娉曠殑璁＄畻娉曞垯锛氾紙1锛夋暟浣嶅榻愶紝浠庡彸杈硅捣锛屼緷娆＄敤绗簩涓洜鏁版瘡浣嶄笂鐨勬暟鍘讳箻绗竴涓洜鏁锛屼箻鍒板摢涓浣嶏紝寰楁暟鐨勬湯灏惧氨鍜岀浜屼釜鍥犳暟鐨勫摢涓浣嶅榻愩傦紙2锛夌劧鍚庢妸鍑犳涔樺緱鐨勬暟鍔犺捣鏉ャ
绛旓細瀵癸紝鎶42鍒嗘垚7浠斤紝姣忎唤涓6锛鍙﹀灏卞彲浠ヨ〃绀烘垚42鏈7涓6
绛旓細鐢24 濂18 42闄や互7绛変簬6 6涔樹互3绛変簬濂崇殑浜烘暟 6涔樹互4绛変簬鐢风殑浜烘暟
绛旓細6脳7=42锛岃〃绀7涓6涔嬪拰鏄42 42梅7=6锛琛ㄧず42鏄鐢6涓7鐩稿姞寰楀埌鐨 7+7+7+7+7+7=42锛岃〃绀 6涓7涔嬪拰
绛旓細42闄や互7绛変簬6杩欓亾绠楀紡琛ㄧず锛1銆佽〃绀烘妸42骞冲潎鍒嗘垚7浠斤紝姣忎唤鏄6銆2銆佽〃绀42閲岄潰鏈6涓7銆備袱涓暟鐩搁櫎鍙堝彨鍋氫袱涓暟鐨勬瘮銆傝嫢ab=c锛坆鈮0锛,鐢ㄧН鏁癱鍜屽洜鏁癰鏉ユ眰鍙︿竴涓洜鏁癮鐨勮繍绠楀氨鏄櫎娉曪紝鍐欎綔c梅b锛岃浣渃闄や互b锛堟垨b闄锛夈傚叾涓紝c鍙仛琚櫎鏁帮紝b鍙仛闄ゆ暟锛岃繍绠楃殑缁撴灉a鍙仛鍟嗐
绛旓細绉 梅 涓涓洜鏁 = 鍙︿竴涓洜鏁
绛旓細0.9闄や互0.11杩欎釜绠楀紡琛ㄧず锛 锛 0.9闄や互0.11杩欎釜绠楀紡琛ㄧず锛堝凡鐭ヤ袱涓暟鐨勭Н鏄0.9涓庡叾涓竴涓洜鏁0.11锛屾眰鍙︿竴涓洜鏁 锛35闄や互5绛変簬7,42闄や互7绛変簬6鍚堝苟鎴愮患鍚堢畻寮 35闄や互5绛変簬7,42闄や互7绛変簬6 鍚堝苟鎴愮患鍚堢畻寮 42梅锛35梅5锛 =42梅7 =6 42闄や互7绛変簬6,18涔6绛変簬1o8,36闄や互2绛変簬...
绛旓細42闄や互7绛変簬6琛ㄧず灏42骞冲潎鍒嗕负7浠斤紝姣忎唤涓6锛涔熷彲浠ョ悊瑙ｄ负42閲岄潰鏈6涓7銆42闄や互7绛変簬6杩欎釜杩愮畻鏂规硶鍙仛闄ゆ硶锛岄櫎娉曞彲浠ョ湅浣滄槸涔樻硶鐨勯嗚繍绠楋紝闄ゆ硶鍜屼箻娉曢兘灞炰簬鍥涘垯杩愮畻锛屽畠浠笌鍔犳硶鍜屽噺娉曠粺绉颁负鍥涘垯杩愮畻娉曞垯锛屽湪鍥涘垯杩愮畻涓紝涔樻硶鏄姞娉曠殑绠渚胯繍绠楋紝闄ゆ硶鏄噺娉曠殑绠渚胯繍绠楋紱鍑忔硶涓庡姞娉曚簰涓洪嗚繍绠楋紝闄ゆ硶涓...
绛旓細42闄や互6绛変簬7 30闄や互5绛変簬6 35闄や互7绛変簬5
