《北师大-四年级数学-上册-练习三》由会员分享，可在线阅读，更多相关《北师大-四年级数学-上册-练习三（9页珍藏版）》请在金锄头文库上搜索。
P39,21515,3225（个）,215200,200153000,215153000,不够,215,15,1075,215,3225,3000（个）,不够,P39,P39,=1104,=8928,=1530,=25536,=20502,=2800,=8280,=15400,P39,（1）3007,2100（元）,（2）30030,9000（元）,P40,大约30个,5行,大约30个,大约30个,（1）3053, 1503,（2）3035, 450（个）, 905, 450（个）,P40,P40, 1035369, 1035369,（2）672672+159159+834834,1172421,276276+951951+438438,1172421,P41,11018,1980km,在韶关附近,大约还要300km，大约还要3小时。,15:00,+21时,12:00,P41,118100,100121200,118121200,可以容纳1200人。,190200,20051000,19051000,1000元够。,
