小学五年级口算及脱式计算.docx
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小学五年级口算及脱式计算.docx
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小学五年级口算及脱式计算
直接写出得数
5.43+1.47= 5-3.28=
0.46÷4.6= 4×0.25=
3÷0.3= 4.5×0.4=
0.63÷0.7= 9.58×101-9.58=
85÷(1-0.9)=1.8×0.4=
脱式计算,能简算的要简算
8.6×10.1
5.6×(12.5-8.5÷0.85)
[(8.1-5.6)×0.9-1]×0.4
8.25×4.08+0.75×4.08+4.08
1.84÷[(28.02+11.98)×(62.8-62.3)]
3.6÷1.2-0.8×2.7
30.8÷[14-(9.85+1.07)]
[60-(9.5+28.9)]÷0.18
2.881÷0.43-0.24×3.5
20×[(2.44-1.8)÷0.4+0.15]
2011.1.11
28-(3.4+1.25×2.4)
2.55×7.1+2.45×7.1
777×9+1111×3
0.8×〔15.5-(3.21+5.79)〕
(31.8+3.2×4)÷5
31.5×4÷(6+3)
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194-64.8÷1.8×0.9
36.72÷4.25×9.9
2011.1.12
0.4×0.7×0.25
89+124+11+26+48
875-147-23
25×125×40×8
147×8+8×53
125×64
5180-705×6
24÷2.4-2.5×0.8
(4121+2389)÷7
1554÷[(72-58)×3]
(947-599)+76×64
2011.1.13
36×(913-276÷23)
(93+25×21)×9
507÷13×63+498
723-(521+504)÷25
384÷12+23×371
(39-21)×(396÷6)
156×[(17.7-7.2)÷3]
[37.85-(7.85+6.4)]×30
28×(5+969.9÷318)
81÷[(72-54)×9]
2011.1.14
178×99+178
79×42+79+79×57
7300÷25÷4
8100÷4÷75
98×199
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
4×(25×65+25×28)
138×25×4
(13×125)×(3×8)
(12+24+80)×50
2011.1.15
2700×(506-499)÷900
33.02-(148.4-90.85)÷2.5
(1÷1-1)÷5.1
18.1+(3-0.299÷0.23)×1
420÷28×47
719-53×11
(0.125×8-0.5)×4
×8÷
×8
2×(
+
)×3
4500÷0.4÷75
2011.1.16
0.4×0.7×0.25
89+124+11+26+48
875-147-23
25×125×40×8
147×8+8×53
125×64
5180-705×6
24÷2.4-2.5×0.8
(4121+2389)÷7
1554÷[(72-58)×3]
(947-599)+76×64
2011.1.17
36×(913-276÷23)
(93+25×21)×9
507÷13×63+498
723-(521+504)÷25
384÷12+23×371
(39-21)×(396÷6)
156×[(17.7-7.2)÷3]
[37.85-(7.85+6.4)]×30
28×(5+969.9÷318)
81÷[(72-54)×9]
2011.1.18
1.9-17.86÷9.4÷19
(599+672×428)÷(426×672+1943)
11×(1+3+5+7+9)+23×(2+4+6+8+10)
(58+370)÷(74-55)
420+580-64×2
(136+64)×(55-345÷23)
388+(5050-1100)
12×48÷12=3.2×2+7.5=
66-160÷4=15.38+7.85-15.37=
7.2÷0.8-1.2×0=6-0.43=
6.5×(4.8-1.2×4)=
5×(8.13-1.13)=
2011.1.19
口算题
32.52-8×2.5=
150×3=12×60÷(12-6)=
12×6÷7.2=
脱式计算,能简算的要简算
0.68×1.9+0.32×1.9=
1.25×80×0.4×2.5
12÷[(2.4-0.48)×5]
40+450÷18×1.2
325÷13×(266-250)
196.5+(33.5-2430÷81)
140-90÷5+678
97×360+3×360
428×(3080-1980)-742
2011.1.20
口算题
89÷100=0.82+0.08=73×1=5.6+99=
0.63×10=4÷10=17÷1000=100÷25=
0.56+0.4=1.25×100=
脱式计算,能简算的要简算
49×102-2×49
6.83×(3.8-2.3)+1.5×3.7
4.5×[7.68÷(8.2-1.8)]
3/7×49/9-4/3
8/9×15/36+1/27
2011.1.22
50+160÷40
(58+370)÷(64-45)
120-144÷18+35
347+45×2-4160÷52
(58+37)÷(64-9×5)
2011.1.24
6-1.19×3-0.43
6.5×(4.8-1.2×4)
0.68×1.9+0.32×1.9
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
32.52-(6+9.728÷3.2)×2.5
(13×125)×(3×8)
(12+24+80)×5025×32×125
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
99+999+9999+99999
7755-(2187+755)
2214+638+286
7300÷25÷48100÷4÷75
2356-(1356-721)
1235-(1780-1665)
75×27+19×25
31×870+13×310
4×(25×65+25×28)
2.73+0.89+1.27
4.37+0.28+1.63+5.72
2011.1.29
10-0.432-2.568
930÷0.6÷5
63.4÷2.5÷0.4
(7.7+1.54)÷0.7
2011.1.31
(11.7+9.9)÷0.9
6.9+4.8+3.1
15.89+(6.75-5.89)
7.85+2.34-0.85+4.66
35.6-1.8-15.6-7.2
13.75-(3.75+6.48)
2011.2.2
18÷(2+9)
57.26-(5.26-1.5)
106.25+3.85-2.125+3.875
11.9-2456×21
5/11-4×2.75
13.375+5.75+2.25+6.625
(15.1-9036)÷18
163.8×5.25+14.5
172.1×4.3+5.7×2.1
42×(25+4)×4
3×63/21-84
0.81/0.25+5.96×5
403÷13×27
46.1.5×4.2-0.75÷0.25
3.27×4+3.27×5.7
(1.2+1.8)×4.51025-768÷32
0.25×80-0.45÷0.9
50.1025-768÷32
3.416÷(0.016×35)
0.8×[(10-6.76)÷1.2]
(58+37)÷(64-9×5)
95÷(64-45)
178-145÷5×6+42
420+580-64×21÷28
812-700÷(9+31×11)
(136+64)×(65-345÷23)
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
2011.2.7
120-36×4÷18+35
(6.8-6.8×0.55)÷8.5
0.12×4.8÷0.12×4.8
(3.2×1.5+2.5)÷1.6
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
0.92×1.01
15.6×13.1-15.6-15.6×2.1
4.9+0.8-4.9+0.8
12.96-(9.6-1.52)
1.2÷0.25+1.3×4
(4.8+6.4)÷8
40.5÷0.81×1.05
(203.4+72.2)÷(1.3×0.2)
(181+2564)+2719
378+44+114+242+222
276+228+353+219
(375+1034)+(966+125)
(2130+783+270)+1017
7755-(2187+755)
2214+638+286
3065-738-1065
9×5/6+5/6
3/4×8/9-1/3
7×5/49+3/14
6×(1/2+2/3)
8×4/5+8×11/5
31×5/6–5/6
2011.2.14
9/7-(2/7–10/21)
5/9×18–14×2/7
7/19+12/19×5/6
1/4+3/4÷2/3
8/7×21/16+1/2
101×1/5–1/5×21
50+160÷40
120-144÷18+35
2011.2.16
347+45×2-4160÷52
(58+37)÷(64-9×5)
12×6÷(12-7.2)-6
12×6÷7.2-6
0.68×1.9+0.32×1.9
2011.2.18
(58+370)÷(64-45)
420+580-64×21÷28
136+6×(65-345÷23)
15-10.75×0.4-5.7
18.1+(3-0.299÷0.23)×1
125×76×8
8.33-2.43-4.57
103×32
6.7+2.63+4.3
41000÷8÷125
5824÷8×(85-78)
840÷28+70×18
95÷(64-45)
178-145÷5×6+42
420+580-64×21÷28
812-700÷(9+31×11)
(136+64)×(65-345÷23)
2011.1.23
85+14×(14+208÷26)
(284+16)×(512-8208÷18)
32×(25+125)
178×101-178
84×36+64×84
2011.1.25
75×99+2×75
83×102-83×2
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
178×99+178
3065-738-1065
2357-183-317-357
2365-1086-214
138×25×4
2011.1.27
(13×125)×(3×8)
(12+24+80)×50
25×32×125
32×(25+125)
9.3-5.26-2.74
13.4-(3.4+5.2)
14.9-(5.2+4.9)
18.32-5.47-4.32
17.29-5.28-6.29
25×6.8×0.04
0.25×32×0.125
6.4×1.25×12.5
3.28×5.7+6.72×5.7
2.1×99+2.1
47.8-7.45+2.55
66.86-8.66-1.34
0.25×16.2×4
0.25×32×0.125
2.5×(4+0.4)
2011.2.1
(1.25-0.125)×8
56.5×9.9+56.5
5.4×11-5.4
19.102×45-328
2.8×3.1+16/8
2011.2.3
23÷(50-12.5)÷2.5
24×2/5×1/3
25.6÷110×47+639
3.5×2.7-52.2/18
28-1/7×1/5
3.375×0.97+0.97×6.625
2011.2.5
0.64×25×7.8+2.2
2÷2.5+2.5÷2
194-64.8÷1.8×0.9
36.72÷4.25×9.9
5180-705×6
24÷2.4-2.5×0.8
(4121+2389)÷7
671×15-974
32.52-(6+9.728÷3.2)×2.5
2.31×1.2×0.5
99×4.3
132-43.7-56.3
2011.2.8
12.78-(4.97+2.78)
63.4÷2.5÷0.4
0.8+0.88+0.22
4.6×0.35+4.6×0.65
2011.2.10
97.5÷0.39-136.7
86.4÷0.24×0.25
11.16÷(10-0.7)
(300-94.8)÷0.5
12.6÷[3.5-(9.8-8.7)]
0.648÷[(0.4+0.5)×0.6]
2x+0.82﹦8.2
3+0.5x﹦7
2011.2.12
(13×125)×(3×8)
(12+24+80)×50
2356-(1356-721)
1235-(1780-1665)
75×27+19×25
31×870+13×310
4×(25×65+25×28)
4/5×25/16+2/3×3/4
14×8/7–5/6×12/15
17/32–3/4×9/24
3×2/9+1/3
5/7×3/25+3/7
3/14××2/3+1/6
1/5×2/3+5/6
9/22+1/11÷1/2
5/3×11/5+4/3
95÷(64-45)
178-145÷5×6+42
812-700÷(9+31×11)
85+14×(14+208÷26)
120-36×4÷18+35
(58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5
0.12×4.8÷0.12×4.8
(6.8-6.8×0.55)÷8.5
0.12×4.8÷0.12×4.8
(3.2×1.5+2.5)÷1.6
3.2×6+(1.5+2.5)÷1.6
0.68×1.9+0.32×1.9
2011.2.19
10.15-10.75×0.4-5.7
5.8×(3.87-0.13)+4.2×3.74
1.25×80×0.4×2.5
12÷[(2.4-0.48)×5]
2011.1.21
0.25×6.82×4
1.344+0.162÷4
2.68-4.8-3.68
3.6÷1.2-0.8×2.7
9.2×1.05÷3.4
(2.6+3.2÷1.28)÷1.7
(得数保留两位小数)
120-36×4÷18+35
(58+37)÷(64-9×5)
(6.8-6.8×0.55)÷8.5
0.12×4.8÷0.12×4.8
(3.2×1.5+2.5)÷1.6
3.2×(1.5+2.5)÷1.66-1.6÷4
5.38+7.85-5.37
7.2÷0.8-1.2×5
79×42+79+79×57
7300÷25÷4
8100÷4÷75
158+262+138
375+219+381+225
2011.1.26
5001-247-1021-232
(181+2564)+2719
378+44+114+242+222
178×101-178
84×36+64×84
75×99+2×75
83×102-83×2
123×18-123×3+85×123
50×(34×4)×3
25×(24+16)
2011.1.28
178×99+178
79×42+79+79×57
2011.1.30
1.7×9.9+0.17
23×0.1+2.3×9.9
0.18+4.26-0.18+4.26
0.58×1.3÷0.58×1.3
7.3÷4+2.7×0.25
3.75×0.5-2.75÷2
5.26×0.125+2.74÷8
9.5÷(1.9×8)
12.8÷(0.4×1.6)
3.83×4.56+3.83×5.44
7.09×10.8-0.8×7.09
3.65×4.7-36.5×0.37
13.7×0.25-3.7÷4
10.7×16.1-1.1×10.7+10.7×5
3.9÷(1.3×5)
63.4÷2.5÷0.4
(7.7+1.4)÷0.7
6.54+2.4+3.46+0.6
95.6×1.8+95.6×8.2
35.6-420/12×4
344/3.6-5.4×0.25
16/2+30/2+90/6
5000-105×34
2011.2.4
0.15/0.25+0.75×1.2
41×(1/2+1/3+1/4)×0.24
469×12+1492
405×(3213-3189)
19.4×6.1×2.3
(58+37)÷(64-9×5)
5.67×0.2-0.62
18.1×0.92+3.93
2011.2.6
0.4×0.7×0.25
0.75×102
(58+370)÷(64-45)
120-144÷18+35
347+45×2-4160÷52
23.4-0.8-13.4-7.2
2.95×101-2.95
(1.25+0.25)×4
63×10.1-63×0.1
4.2×99+4.2
3.2×101
2011.2.9
35÷(0.35×2)
3.14×1.9+31.4×0.81
7.3×10.2-1.46
80x÷4﹦12
7.8÷x﹦2.6
2011.2.11
9999×1001
14.8×6.3-6.3×6.5+8.3×3.7
32×125×25
75+219+381+225
5001-247-1021-232
3/7×49/9-4/3
8/9×15/36+1/27
12×5/6–2/9×3
8×5/4+1/4
2011.2.13
6÷3/8–3/8÷6
4/7×5/9+3/7×5/9
5/2-(3/2+4/5)
7/8+(1/8+1/9)
45×2/3+1/3×15
2011.2.15
17/32–3/4×9/24
3×2/9+1/3
5/7×3/25+3/7
3/14××2/3+1/6
1/5×2/3+5/6
9/22+1/11÷1/2
5/3×1
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