一、在$◯$里填“>”“<”或“=”。
$400÷5◯240÷4$
$600÷3◯25×8$
$560÷7◯320÷4$
$25×4◯200÷2$
$900÷3◯600÷3$
$280÷7◯350÷7$
$20×4◯400÷5$
$480÷8◯420÷7$
$280÷4◯15×4$
$560÷8◯11×7$
$240÷8◯270÷9$
$150÷3◯10×5$
$350÷7◯360÷6$
$500÷5◯400÷2$
$60÷6◯120÷6$
$320÷8◯120÷4$
$600÷3◯800÷8$
$21÷3◯210÷3$
$400÷5◯240÷4$
$600÷3◯25×8$
$560÷7◯320÷4$
$25×4◯200÷2$
$900÷3◯600÷3$
$280÷7◯350÷7$
$20×4◯400÷5$
$480÷8◯420÷7$
$280÷4◯15×4$
$560÷8◯11×7$
$240÷8◯270÷9$
$150÷3◯10×5$
$350÷7◯360÷6$
$500÷5◯400÷2$
$60÷6◯120÷6$
$320÷8◯120÷4$
$600÷3◯800÷8$
$21÷3◯210÷3$
答案
1.>
2.=
3.=
4.=
5.>
6.<
7.=
8.=
9.>
10.<
11.=
12.=
13.<
14.<
15.<
16.>
17.>
18.<
2.=
3.=
4.=
5.>
6.<
7.=
8.=
9.>
10.<
11.=
12.=
13.<
14.<
15.<
16.>
17.>
18.<
二、在$□$里填合适的数。
$200÷□=40$
$280÷□=70$
$240÷□=30$
$450÷□=50$
$160÷□=40$
$360÷□=60$
$900÷□=300$
$800÷□=200$
$600÷□=300$
$4×□=360$
$9×□=540$
$□×3=210$
$7×□=490$
$5×□=500$
$□×8=640$
$200÷□=40$
$280÷□=70$
$240÷□=30$
$450÷□=50$
$160÷□=40$
$360÷□=60$
$900÷□=300$
$800÷□=200$
$600÷□=300$
$4×□=360$
$9×□=540$
$□×3=210$
$7×□=490$
$5×□=500$
$□×8=640$
答案
1.5
2.4
3.8
4.9
5.4
6.6
7.3
8.4
9.2
10.90
11.60
12.70
13.70
14.100
15.80
2.4
3.8
4.9
5.4
6.6
7.3
8.4
9.2
10.90
11.60
12.70
13.70
14.100
15.80
三、用竖式计算。
$345×6=$
$208×6=$
$369×8=$
$5×360=$
$3×456=$
$204×7=$
$172×9=$
$7×220=$
$3×606=$
$345×6=$
$208×6=$
$369×8=$
$5×360=$
$3×456=$
$204×7=$
$172×9=$
$7×220=$
$3×606=$
答案
1.2070
2.1248
3.2952
4.1800
5.1368
6.1428
7.1548
8.1540
9.1818
2.1248
3.2952
4.1800
5.1368
6.1428
7.1548
8.1540
9.1818
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