2000×200320032003+2003×20020002000 172.4×6.2+27247×0.38
问题描述：
2000×200320032003+2003×20020002000 172.4×6.2+27247×0.38
简便计算
答
2000×200320032003+2003×20020002000=2000x2003x100010001+2003x2000x100010001=2x2000x2003x1000100010001=4000x200320032003=801280128012000第二题是不是题目打错了?如果没打错的话,我就不知道怎么简算,下面是...