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☆算术计算1题
〖1/1算式〗
作业:求算式 21.84*7.89+101.07*5.73+15.63*2.81+131.81*1.05-84.94*7.28-180.76*3.28 的值.
题型:数学计算
解:
21.84*7.89+101.07*5.73+15.63*2.81+131.81*1.05-84.94*7.28-180.76*3.28
=172.3176+101.07*5.73+15.63*2.81+131.81*1.05-84.94*7.28-180.76*3.28
=172.3176+579.1311+15.63*2.81+131.81*1.05-84.94*7.28-180.76*3.28
=172.3176+579.1311+43.9203+131.81*1.05-84.94*7.28-180.76*3.28
=172.3176+579.1311+43.9203+138.4005-84.94*7.28-180.76*3.28
=172.3176+579.1311+43.9203+138.4005-618.3632-180.76*3.28
=172.3176+579.1311+43.9203+138.4005-618.3632-592.8928
=751.4487+43.9203+138.4005-618.3632-592.8928
=795.369+138.4005-618.3632-592.8928
=933.7695-618.3632-592.8928
=315.4063-592.8928
=-277.4865 答案:21.84*7.89+101.07*5.73+15.63*2.81+131.81*1.05-84.94*7.28-180.76*3.28=-277.4865你的问题在这里没有得到解决?请到 热门难题 里面看看吧!