小学四则混合运算100题1Word格式文档下载.docx
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2.512.5.4÷
[2.6×
(3.7-2.9)+0.62]13.12×
6÷
(12-7.2)-614.12×
7.2-6
15.33.02-(148.4-90.85)÷
2.57×
(5/21+9/714)
50.32.52-(6+9.728÷
2.50.45×
2.5=0.8×
1.25=0.3×
3.6=0.3×
0.3=10×
0.07=0.3×
1.4=0.05×
7=0.92×
0.4=0.2×
0.26=0.14×
4=0.02×
0.1=1.2×
0.3=0.2×
0.4=8.2+1.8=100-35.22=2.3×
4=2.5×
0.4=2.4×
5=0.22×
4=3.25×
0=0.9-0.52=3.99×
1=0×
3.52=12.5×
8=8÷
10=10-1.8-7.2=0.43+3.57=2.5×
4×
12=
0.9×
0.8=7.5x-3x=a+3a+7a==1.05×
100=1÷
0.5=0.96÷
3=1.47÷
0.7=5.4÷
6=
0.16.5×
10=0.56×
100=3.78×
100=4÷
0.8=3.215×
100=0.8×
10=4.08×
100=1.1×
0.2=0.6×
0.8=3×
0.9=2.5×
0.4=3.6×
0.4=12.5×
8=50×
0.04=80×
0.3=1.1×
9=0.16×
5=1.78+2.2=9.6÷
0.6=1.2×
0.5-0.4=0.7÷
0.01=2.5×
0.4=12-3.9=1.25×
8÷
1.25=6.6÷
0.66=5.37×
0+4.63=3.9+2.03=4.2÷
3.5=
1.6+2.4×
0.3=2.14-0.9=27+456+73=0.3×
0.3=7.2+2.8=0.9÷
0.01=12÷
0.3=2.87÷
0.7=13÷
4=0.96÷
0.3=1.5×
0.4=7÷
0.25=2.5×
0.7×
0.8=8-2.5=16÷
1.6=5.6×
1.01=8×
(2.5+0.25)=0.36+0.64=64.32÷
16=4.2÷
0.1=72.8÷
0.8=8.4÷
4.2=13.8+9.9=2.4×
2.5=
0.05×
0.8=2.56-0.37=1.25×
0.8×
0.5=12×
2.5=1.23×
3=3.2÷
1.6=3.5+3.5×
3=19.6÷
2=8.8÷
2.2=0.75×
4=(1.5+0.25)×
4=0.5×
0.8=
8.4×
0.2=1.6×
0.2=7.2×
0.3=2.8×
0.3=0.9÷
0.15=1.8×
0.4=5.5÷
0.55=0.08×
100=
2.2÷
0.11=5.46+4.54=12.5×
0.8=0.35×
0.3=1.4×
5=2.8×
4=19.6÷
4=22.5×
4=
2、用竖式计算
0.396÷
1.2=0.756÷
0.36=15.6×
13=
0.18×
15=0.025×
14=3.06×
36=
0.04×
0.12=3.84×
2.6≈5.76×
3=
(保留一位小数)
7.15×
2290.75÷
3.33.68×
0.25
16.9÷
0.131.55÷
3.93.7×
0.016
13.76×
0.8=5.2×
0.66.4×
0.54.48×
0.4
35.4×
4.20.042×
0.54
1.3/7×
49/9-4/32.8/9×
15/36+1/273.12×
5/6–2/9×
34.8×
5/4+1/45.6÷
3/8–3/8÷
6
6.4/7×
5/9+3/7×
5/97.5/2-(3/2+4/5)8.7/8+(1/8+1/9)9.9×
5/6+5/610.3/4×
8/9-1/311.7×
5/49+3/1412.6×
(1/2+2/3)13.8×
4/5+8×
11/514.31×
5/6–5/6
15.9/7-(2/7–10/21)16.5/9×
18–14×
2/717.4/5×
25/16+2/3×
3/418.14×
8/7–5/6×
12/1519.17/32–3/4×
9/24
1.35.25×
50.76×
0.32
20.3×
2/9+1/321.5/7×
3/25+3/722.3/14×
×
2/3+1/623.1/5×
2/3+5/624.9/22+1/11÷
1/225.5/3×
11/5+4/326.45×
2/3+1/3×
1527.7/19+12/19×
5/628.1/4+3/4÷
2/329.8/7×
21/16+1/230.101×
1/5–1/5×
2131.50+160÷
4032.120-144÷
18+3533.347+45×
2-4160÷
5234(58+37)÷
(64-9×
5)35.95÷
(64-45)36.178-145÷
5×
6+42
37.812-700÷
(9+31×
11)38.85+14×
(14+208÷
26)39.(284+16)×
(512-8208÷
18)40.120-36×
4÷
18+3541.(58+37)÷
5)42.(6.8-6.8×
8.543.0.12×
4.844.(3.2×
1.645.6-1.6÷
4=5.38+7.85-5.37=46.7.2÷
47.6.5×
1.948.10.15-10.75×
49.5.8×
3.7450.32.52-(6+9.728÷
2.51.(136+64)×
(65-345÷
23)52.420+580-64×
21÷
2853.(58+370)÷
(64-45)
6.9+4.8+3.10.456+6.22+3.785.8)*6
4.02+5.4+0.985.17-1.8-3.26.48)*6
3.68+7.56-2.687.85+2.34-0.85+4.66-7.2
+(6.75-13.75-(3.75+35.6-1.8-15.615.89
3.82+2.9+0.18+9.19.6+4.8-3.67.14-0.53-2.47
5.27+2.86-0.66+1.6313.35-4.68+2.6573.8-1.64-13.8-5.36
47.8-7.45+8.80.398+0.36+3.6415.75+3.59-0.59+14.25
66.86-8.66-1.340.25×
16.2×
4(1.25-0.125)×
8
3.6×
1023.72×
3.5+6.28×
3.536.8-3.9-6.1
15.6×
13.1-15.6-15.6×
2.14.8×
7.8+78×
0.5232+4.9-0.94.8×
100.156.5×
9.9+56.57.09×
10.8-0.8×
725.48-(9.4-0.52)4.2÷
3.5320÷
1.25÷
818.76×
9.9+18.763.52÷
2.5÷
0.43.9-4.1+6.1-5.95.6÷
3.59.6÷
0.8÷
0.44.2×
99+4.217.8÷
(1.78×
4)0.49÷
1.41.25×
2.5×
323.65×
10.115.2÷
0.25÷
40.89×
100.1146.5-(23+46.5)3.83×
4.56+3.83×
5.444.36×
12.5×
89.7×
99+9.727.5×
3.7-7.5×
3.78.54÷
0.40.65×
1013.2×
0.25×
12.5(45.9-32.7)÷
0.1253.14×
0.68+31.4×
0.0325.6÷
0.47.2×
0.2+2.4×
1.48.9×
1.017.74×
(2.8-1.3)+1.5×
2.23.9×
2.7+3.9×
7.318-1.8÷
0.125÷
0.812.7×
9.9+1.2721×
(9.3-3.7)-5.615.02-6.8-1.025.4×
11-5.4
2.3×
16+2.3×
23+2.39.43-(6.28-1.57)3.65×
4.7-36.5×
0.3746×
57+23×
8613.7×
0.25-3.7÷
42.22×
9.9+6.66×
6.7101×
0.87-0.91×
8710.7×
16.1-15.1×
10.70.79×
1994.8+8.63+5.2+0.375.93+0.19+2.811.76+0.195+3.242.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.980.134+2.66+0.8661.27+3.9+0.73+16.17.5+4.9-6.53.07-0.38-1.621.29+3.7+2.71+6.38-2.45-1.53.25+1.79-0.59+1.7523.4-0.8-13.4-7.20.32×
4033.2+0.36+4.8+1.641.23+3.4-0.23+6.60.25×
3612.7-(3.7+0.84)36.54-1.76-4.540.25×
0.73×
57.6×
0.8+0.2×
7.60.85×
1990.25×
8.5×
41.28×
8.6+0.72×
8.612.5×
0.96×
0.810.4-9.6×
0.50.8×
(4.3×
1.25)3.12+3.12×
9928.6×
101-28.30.86×
15.7-0.86×
14.72.4×
1022.31×
1.2×
0.5
14-7.32-2.682.64+8.67+7.36+11.3370÷
28
(2.5-0.25)×
0.49.16×
1.5-0.5×
9.163.6-3.6×
0.563.4÷
0.44.9÷
1.43.9÷
(1.3×
5)(7.7+1.54)÷
0.72.5×
2.42.7÷
4515÷
(0.15×
0.4)0.35×
1.25×
2×
0.832.4×
0.9+0.1×
32.415÷
0.25×
0.0462.52×
3.41.08×
25
0.12×
0.5×
0.16=4.8×
0.25=0.125×
1.4≈(保留两位小数)
2.5÷
0.7=(保留三位小数)10.1÷
3.3=(商用循环小数)
10.75÷
12.5=(用乘法验算)3.25×
9.04=(用除法验算)3、脱式计算(能简算的要简算)
2.5×
7.1×
416.12×
99+16.125.2×
0.9+0.9
7.28×
99+7.284.3×
50×
0.264-2.64×
26×
15.7+15.7×
24(2.275+0.625)×
0.28
3.94+34.3×
0.21.2×
(9.6÷
2.4)÷
4.88.9×
1.1×
4.72.7×
5.4×
3.93.6×
9.85-5.46
8.05×
3.4+7.66.58×
4.5×
0.92.8×
0.5+1.58
32+4.9-0.94.8-4.8×
0.5(1.25-0.125)×
4.8×
99+56.57.09×
7.09
4.85+0.35÷
1.48.7×
17.4-8.7×
7.4
12.5×
0.4×
80.87×
3.16+4.649.5×
101
0.68÷
(5.2-3.5)×
1.25
40.5÷
0.81×
0.184.8×
(15÷
2.4)2.13.×
0.×
82576.81+6.81×
990.25×
185×
404.4×
0.8-3.4×
0.8
(9.37+9.37+9.37+9.37)×
2.54.2.×
1.+1.×
1.75
2.37×
6.3+2.37×
3.72.5×
0.323.8×
10.1
(3.8×
0.04)7.69×
1013.8×
39+0.250.125×
7246×
0.33+54×
0.33
(8×
5.27)×
1.256.81+6.81×
40
6.8×
0.75÷
0.53.75÷
0.125–2.751.53+23.4÷
7.2
9.5×
9913.5×
0.9812.5×
8.8二、解方程:
54-x=247x=49126÷
x=42
13+a=28.52.4x=26.47.5x-3x=18
5×
1.3-2x=5.524x+6x=63.65.6x+4.4x=5.2
三、列式计算
1、20减去0.8的差除以4个0.3的和,商是多少?
2、一个数的2.6倍加上9,和是35,求这个数。
(用方程解)
3、1.2与4的积,减去6.除以5的商,差是多少?
4、2.1除以35的商,加上4.与0.45的积,和是多少?
5、一个数的3倍加上6与8的积,和是84,求这个数.
6、4.08除以0.6的商,再乘以5.,积是多少?
7、甲、乙两数的积是25.2,甲数是56,乙数是多少?
8、把0.47平均分成7份,每份是多少?
9、1.25乘4.2减5,差是多少?
10、比4.7的1.5倍多3.05的数是多少?
0.43×
0.28=6.45×
0.73=4.6×
0.6=
8.9×
0.05=3.08×
0.43=1.5×
26.7=
5.22÷
29=3.6=3.1=18.72÷
13.95÷