三位数乘两位数练习题及标准答案

1.865×6=2.541×9=3.123×25=4.84×33=5.509×55=6.275×17=7.479×77=8.954×61=9.758×89=

21.612×12=22.681×54=23.724×6=24.509×61=25.813×79=26.580×55=27.853×82=28.115×70=29.263×47=

41.457×69=42.683×40=43.118×58=44.728×31=45.927×9=46.46×20=47.186×11=48.33×49=49.371×27=

61.862×68=62.254×24=63.148×42=64.454×40=65.955×61=66.404×49=67.760×45=68.78×71=69.651×46=

81.755×29=82.260×23=83.979×18=84.75×29=85.441×55=86.466×91=87.598×77=88.121×11=89.370×70=

10.

11.

12.

13.

14.

15.

531×3=

804×11=

939×90=

944×53=

236×36=

87×47=

30.173×48=31.495×93=32.563×57=33.834×86=34.671×12=35.953×48=

50.934×21=51.461×23=52.514×48=53.948×48=54.552×97=55.436×87=

70.60×53=71.25×4=72.885×30=73.661×10=74.569×67=75.827×89=

90.559×26=91.979×67=92.191×36=93.952×94=94.557×41=95.999×59=

1/6

16.230×43=17.435×98=18.24×47=19.203×64=

36.702×39=37.827×36=38.967×29=39.70×61=

56.282×38=57.831×46=58.610×48=59.56×84=

76.340×26=77.479×60=78.114×77=79.4×50=

96.298×92=97.825×16=98.245×52=99.967×68=

20.414×19=40.617×92=60.416×10=

80.188×38=

100.

283×87=

2/6

3/6

答案4

1.5190

2.4869

3.3075

4.2772

5.27995

6.4675

7.36883

2

1

2

2

2

3

2

4

2

5

2

6

2

7

.7344

.36774

.4344

.31049

.64227

.31900

.69946

4

1

4

2

4

3

4

4

4

5

4

6

4

7

.31533

.27320

.6844

.22568

.8343

.920

.2046

6

1

6

2

6

3

6

4

6

5

6

6

6

7

.58616

.6096

.6216

.18160

.58255

.19796

.34200

81.21895

82.5980

83.17622

84.2175

85.24255

86.42406

87.46046

4/6

8.58194

9.67462

2

8

2

9

.8050

.12361

4

8

4

9

.1617

.10017

6

8

6

9

.5538

.29946

88.1331

89.25900

1

0

1

1

1

2

1

3

1

4

.1593

.8844

.84510

.50032

.8496

3

0

3

1

3

2

3

3

3

4

.8304

.46035

.32091

.71724

.8052

5

0

5

1

5

2

5

3

5

4

.19614

.10603

.24672

.45504

.53544

7

0

7

1

7

2

7

3

7

4

.3180

.100

.26550

.6610

.38123

90.14534

91.65593

92.6876

93.89488

94.22837

1.4089

3.45744

5.37932

7.73603

95.58941

5/6

5

5

5

5

1

6

1

7

1

8

1

9

.9890

.42630

.1128

.12992

3

6

3

7

3

8

3

9

.27378

.29772

.28043

.4270

5

6

5

7

5

8

5

9

.10716

.38226

.29280

.4704

7

6

7

7

7

8

7

9

.8840

.28740

.8778

.200