有理数的乘除法混合运算 有理数乘除法混合运算及答案 10道，难度适中谢谢
\u6709\u7406\u6570\u7684\u52a0\u51cf\u4e58\u9664\u6df7\u5408\u8fd0\u7b97\u3002\u6709\u7406\u6570\u7684\u52a0\u51cf\u4e58\u9664\u6df7\u5408\u8fd0\u7b97\u3002
\u5982\u679c\u6709\u5404\u79cd\u62ec\u53f7\uff0c\u5148\u7b97\u5c0f\u62ec\u53f7\u518d\u7b97\u4e2d\u62ec\u53f7\u540e\u7b97\u5927\u62ec\u53f7\u91cc\u9762\u7684\uff0c\u62ec\u53f7\u91cc\u9762\u6709\u4e58\u9664\u5148\u7b97\u4e58\u9664\u518d\u7b97\u52a0\u51cf\u3002
\uff08-10\uff09X\uff08-5\uff09\u00f72
\uff08-8/5\uff09\u00f71/2X5
\uff08-2²\uff09\u00f7\uff08-1/4\uff09X\uff08-8\uff09
\uff08-3/16\uff09X3/4\u00f7\uff08-2²\uff09
\uff08-1/2\uff09²X\uff08-1/4\uff09²X\uff08-1/8\uff09\u00f7\uff081/3\uff09²
-3⁴X1/27+\uff08-2\uff09²X6\u00f7\uff08-1/2\uff09³
\uff083-6\uff09²
X9\u00f7\uff08-1/3\uff09
\uff083/11\uff09X\uff08-5\uff09+\uff08-3/11\uff09X5
\uff08-1/5\uff09²\u00f75X\uff083/10\uff09
\uff08-6\uff09²X1/2\u00f7\uff08-1/2²\uff09
解题思路:四则运算规则(按顺序计算,先算乘除后算加减,有括号先算括号,有乘方先算乘方)即脱式运算(递等式计算)需在该原则前提下进行
解题过程:
81×24÷12
=1944÷12
=162
扩展资料-竖式计算-计算结果:将被除数从高位起的每一位数进行除数运算,每次计算得到的商保留,余数加下一位数进行运算,依此顺序将被除数所以位数运算完毕,得到的商按顺序组合,余数为最后一次运算结果
解题过程:
步骤一:19÷12=1 余数为:7
步骤二:74÷12=6 余数为:2
步骤三:24÷12=2 余数为:0
根据以上计算计算步骤组合结果商为162、余数为0
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绛旓細鏈夌悊鏁扮殑涔橀櫎娉曟贩鍚堣繍绠渚嬪瓙81脳24梅12 瑙ｉ鎬濊矾:鍥涘垯杩愮畻瑙勫垯(鎸夐『搴忚绠,鍏堢畻涔橀櫎鍚庣畻鍔犲噺,鏈夋嫭鍙峰厛绠楁嫭鍙,鏈変箻鏂瑰厛绠椾箻鏂)鍗宠劚寮忚繍绠(閫掔瓑寮忚绠)闇鍦ㄨ鍘熷垯鍓嶆彁涓嬭繘琛 瑙ｉ杩囩▼:81脳24梅12 =1944梅12 =162
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