5×7等于35,84-35等于49,综合算式怎么列? 35，49，，～18，7,,～58,84,,～怎么求最大公因...
\u628a84-35\uff1f84-35=49\uff0c\u5217\u5f0f\u8ba1\u7b97\u662f
\u7b2c\uff084\uff09\u89e3\uff1a\uff081\uff09\u628a3\u4e2a\u68f1\u957f\u76f8\u7b49\u7684\u6b63\u65b9\u4f53\u62fc\u6210\u4e00\u4e2a\u957f\u65b9\u4f53\u65f6\uff0c\u5c11\u4e864\u4e2a\u9762\uff1b\u6b63\u65b9\u4f53\u6bcf\u4e2a\u9762\u7684\u79ef\u662f\uff1a100\u00f74=25\uff08\u5e73\u65b9\u5398\u7c73\uff09
\uff082\uff09\u56e0\u4e3a\uff0c\u6b63\u65b9\u4f53\u7684\u6bcf\u4e2a\u9762\u90fd\u662f\u6b63\u65b9\u5f62\uff0c\u4e14\u6b63\u65b9\u5f62\u7684\u9762\u79ef=\u8fb9\u957f\u00d7\u8fb9\u957f\uff1b\u53c8\uff0c5\u00d75=25\uff0c\u6240\u4ee5\uff0c\u539f\u6b63\u4e3b\u4f53\u7684\u68f1\u957f\u662f5\u5398\u7c73\u3002
\uff083\uff09\u8fd9\u4e2a\u957f\u65b9\u4f53\u7684\u4f53\u79ef\u662f\uff1a5\u00d75\u00d75\u00d73=375\uff08\u7acb\u65b9\u5398\u7c73\uff09
\u7b54\uff1a\u8fd9\u4e2a\u957f\u65b9\u4f53\u7684\u4f53\u79ef\u662f375\u7acb\u65b9\u5398\u7c73\u3002
\u7b2c\uff085\uff09\u9898\u89e3\uff1a\uff081\uff09\u5148\u7b97\u957f\u65b9\u4f53\u7684\u603b\u68f1\u957f\uff0c\u7531\u957f\u65b9\u4f53\u7684\u957f\u3001\u5bbd\u3001\u9ad8\u5404\u67094\u6761\u5f97\uff1a\uff085\uff0b4\uff0b3\uff09\u00d74=48\uff08\u5398\u7c73\uff09
\uff082\uff09\u56e0\u4e3a\u957f\u6b63\u65b9\u4f53\u7684\u603b\u957f\u4e0e\u957f\u65b9\u4f53\u7684\u603b\u68f1\u957f\u76f8\u7b49\uff0c\u6240\u4ee5\u6b63\u65b9\u4f53\u7684\u603b\u68f1\u957f\u5c31\u662f48\u5398\u7c73\u3002\u6b63\u65b9\u4f53\u7684\u68f1\u957f\u662f\uff1a48\u00f712=4\uff08\u5398\u7c73\uff09
\uff083\uff09\u6b63\u4f53\u7684\u4f53\u79ef\u662f\uff1a4\u00d74\u00d74=64\uff08\u7acb\u65b9\u5398\u7c73\uff09
\u7b54\uff1a\u6b63\u65b9\u4f53\u7684\u4f53\u79ef\u662f64\u7acb\u65b9\u5398\u7c73\u3002
\u8865
A\u3001\u56e0\u4e3a\uff1a35=5\u00d77\uff1b49=7\u00d77\u6240\u4ee535\u548c49\u7684\u6700\u5927\u516c\u56e0\u6570\u662f7\uff1a\u6700\u5c0f\u516c\u500d\u6570\u662f\uff1a5\u00d77\u00d77=245\u3002
B\u3001\u56e0\u4e3a18\u548c7\u662f\u4e92\u8d28\u6570\uff0c\u6240\u4ee518\u548c7\u7684\u6700\u5927\u516c\u56e0\u6570\u662f1\uff1b\u6700\u5c0f\u516c\u500d\u6570\u662f\uff1a18\u00d77=126\u3002
C\u3001\u56e0\u4e3a58=2\u00d729\uff1b84=2\u00d742\uff0c\u6240\u4ee5\uff0c58\u548c84\u7684\u6700\u5927\u516c\u56e0\u6570\u662f2\uff1b\u6700\u5c0f\u516c\u500d\u6570\u662f\uff1a2\u00d729\u00d742=2436
依据题意列式计算如下:
84-5×7
=84-35
=49
列综合算式为:84-5×7＝49
84-5×7
=84-35
=49
5×7等于35,84-35等于49,综合算式为
84-5x7=49
绛旓細7脳5+49 =35+49 =84
绛旓細7脳5=35 45梅9=5 45+38=83 49+35=84 720-290=430 100-45=55 180-70=110
绛旓細3/7+5/12 瑕佽繃绋 瑙ｏ紝寰楋細==36/84+35/84 ==71/84
绛旓細35+7x=84 瑙:35+7x-35=84-35 7x=49 7x闄や互7=49闄や互7 x=7
绛旓細绗簩姝ワ細3脳7锛21锛屾妸21鐨勫嶆暟渚濇鍐欎笅鏉ワ細21,42,63,84,95锛岋紝锛屼粠涓壘鍑洪櫎浠5浣1鐨勬暟鏉ワ紝鍝堬紝鍙堟槸澶翠竴涓21銆21脳4锛84,84闄や互5浣4銆傜涓夋锛5脳7锛35锛鎶35鐨勫嶆暟渚濇鍐欎笅鏉ワ細35,70,105,140锛岋紝锛屼粠涓壘鍑洪櫎浠3浣1鐨勬暟鏉ワ紝70灏辨槸銆70脳2锛140銆140闄や互3浣2銆傜鍥涙锛氭妸涓婇潰鍑...
绛旓細澶ц埞浜哄潎鑺辫垂灏戝湪鍧愭弧鎯呭喌涓嬪敖閲忛夊ぇ鑸 40浜哄潗澶ц埞锛屽叡鍋8鍙備綑涓2浜哄潗灏忚埞锛屽仛1鍙8脳6=48锛堝厓锛 5脳1=5锛堝厓锛 48+5=53锛堝厓锛42脳2=84锛堝厓锛 53锛84=137锛堝厓锛 137梅42鈮3.3锛堝厓锛夌瓟锛氳繖娆℃椿鍔ㄦ瘡浜烘渶灏戝簲浜3.3鍏 ...
绛旓細84-35/7 锛84-5 锛79 鏈涢噰绾
绛旓細4鍔5鍔3绛変簬12锛84闄や互12绛変簬7锛岀鐞4涔7绛変簬28涓紝瓒崇悆5涔7绛変簬35涓紝鎺掔悆3涔7绛変簬21涓
绛旓細35鐨勮川鍥犳暟涓:5,7 87鐨勮川鍥犳暟涓:3,29 90鐨勮川鍥犳暟涓:2,3,3,5 84鐨勮川鍥犳暟涓:2,2,3,7 杩囩▼瑙佸浘锛
绛旓細锛1锛35=5脳7锛42=3脳2脳7锛屾墍浠35鍜42鐨勬渶澶у叕鍥犳暟鏄7锛屾渶灏忓叕鍊嶆暟鏄5脳7脳2脳3=210锛涳紙2锛夊洜涓84梅7=12锛屾墍浠84鍜7鐨勬渶澶у叕鍥犳暟鏄7锛屾渶灏忓叕鍊嶆暟鏄84锛涳紙3锛夊洜涓13鍜5鏄簰璐ㄦ暟锛屾墍浠13鍜5鐨勬渶澶у叕鍥犳暟鏄1锛屾渶灏忓叕鍊嶆暟鏄13脳5=65锛岋紙4锛150=2脳3脳5脳5锛180=2脳2脳3脳...
