脱式计算题有过程有答案word版本 13页.docx
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脱式计算题有过程有答案word版本13页
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脱式计算题有过程有答案
篇一:
80道脱式计算答案过程
1.25×(8+10)
=1.25×8+1.25×10
=10+12.5=22.5
9123-(123+8.8)
=9123-123-8.8
=9000-8.8
=8991.2
1.24×8.3+8.3×1.76
=8.3×(1.24+1.76)
=8.3×3=24.9
9999×1001
=9999×(1000+1)
=9999×1000+9999×1
=10008999
14.8×6.3-6.3×6.5+8.3×3.7
=(14.8-6.5)×6.3+8.3×3.7
=8.3×6.3+8.3×3.7
8.3×(6.3+3.7)
=8.3×10
=83
1.24+0.78+8.76
=(1.24+8.76)+0.78
=10+0.78
=10.78
933-157-43
=933-(157+43)
=933-200
=733
4821-998
=4821-1000+2
=3823
I32×125×25
=4×8×125×25
=(4×25)×(8×125)
=100×1000
=100000
9048÷268
=(2600+2600+2600+1248)÷26
=2600÷26+2600÷26+2600÷26+1248÷269=100+100+100+48
=348
2881÷43
=(1290+1591)÷434
=1290÷43+1591÷43
=30+37
3.2×42.3×3.75-12.5×0.423×16
=3.2×42.3×3.75-1.25×42.3×1.6=42.3×(3.2×3.75-1.25×1.6)
=42.3×(4×0.8×3.75-1.25×4×0.4)=42.3×(4×0.4×2×3.75-1.25×4×0.4)=42.3×(4x0.4x7.5-1.25x4x0.4)
=42.3×[4×0.4×(7.5-1.25)]
=42.3×[4×0.4×6.25]
=42.3×(4×2.5)
=4237
1.8+18÷1.5-0.5×0.3
=1.8+12-0.15
=13.8-0.15
=13.65
6.5×8+3.5×8-47
=52+28-47
=80-47
(80-9.8)×5分之2-1.32
=70.2X2/5-1.32
=28.08-1.32
=26.76
8×7分之4÷[1÷(3.2-2.95)]
=8×4/7÷[1÷0.25]
=8×4/7÷4
=8/7
2700×(506-499)÷900
=2700×7÷900
=18900÷900
=21
33.02-(148.4-90.85)÷2.5=33.02-57.55÷2.5=33.02-23.02
=10
(1÷1-1)÷5.1=(1-1)÷5.1
=0÷5.1
=0
18.1+(3-0.299÷0.23)×1=18.1+1.7×1
=18.1+1.7
=19.8
[-18]+29+[-52]+60
=19
[-3]+[-2]+[-1]+0+1+2=-3
[-301]+125+301+[-75]=50
[-1]+[-1/2]+3/4+[-1/4]=-1
[-7/2]+5/6+[-0.5]+4/5+19/6=1.25
[-26.54]+[-6.14]+18.54+6.14=-8
1.125+[-17/5]+[-1/8]+[-0.6]=-3
0.45×2.5=1.125
0.8×1.25=1
0.3×3.6=1.08
0.3×0.3=0.09
10×0.07=0.7
0.92×0.4=0.368
0.2×0.26=0.052
0.14×4=0.56
0.02×0.1=0.002
1.2×0.3=0.36
2.5×0.4=1
2.4×5=12
0.22×4=0.88
3.25×0=0
0.9-0.52=0.38
3.99×1=3.99
0×3.52=0
12.5×8=100
8÷10=0.8
10-1.8-7.2=1
0.43+3.57=4
2.5×4×12=144
0.9×0.8=0.72
篇二:
六年级脱式计算题练习
计算题练习1六()姓名
(1)0.8×33×1.25
31921919
(8)18+2-
(2)1718910+17
18÷10
(3)9.56+4.875-7
8
+1.44
(4)34÷6-1614
(5)4.6×138+83
11-18
×5
(6)99.9×999+99.9(7)4÷123
3+5
52052020
9)2225×8
13
×1.25
10)25×1.25×4×8
11)0.7+3.9+4.3+6.1
12)7.35×99+7.35
13)47-8÷17-
9
17
14)46×101
((((((
25
(15)15.6-2-4
775424
(23)+
7373
(16)72×0.25(24)
1453
÷75﹪-(17)14×214+14×33
4
(18)34611+317+5
8
(19)89715+898
158+9
(20)3-5711
920-36
(21)76-715-8
15
(22)457-122
3+17-23
994
25)(38+57
6-12
)×24
26)205×32-656
27)0.4÷2.5+0.07×50
28)15142×(4+1
6
)
29)431
5-14
-1.75+0.430)496+250×16
(((((
(
(31)10.2-(1.25+2.5)÷1.5
111
(39)24×(+-)
463
11
(32)(-)×45
(40)3.74×4.8+6.2×3.74-3.74
35
(33)2-1634-7
12)]
(34)0.3÷[1÷(3.3-2.95)](35)4949×85÷49-85
(36)(56-13)×(51
84)
(37)[(2314)56+455
11
(38)(211
5-7)×9
41)89×[78-(71
16-8
)]
42)2375+2.5×42-480
43)8.6÷2
5
44)67×(512-0.25)5
8
45)[3.6-(4.7+2.3)3
7
]÷1.246)1.4+0.6×86
(((((
(
(47)17.1-8.8-1.2(48)3.6×25
计算题练习2(50)581110+3810
11
(51)
9120÷[2×(25+4
5
)](52)60×(
512+415-1
2
)(53)1750+450÷18×32
(54)0.8×[1÷(3.2-2.95)]
(49)
518174+2
9
六()姓名
(55)(
8921
15+203)12
(56)1095+26×35
(57)2.5×3.7×0.4
(58)12×(11
3-4
)(59)(9-43
5)4
(60)101.1-25.93+5.1÷0.85
411
(68)1×1.25+1×2.2-1
544
5181
(61)(-)×(÷1)
(69)
138
××1.258493
(62)13+2352
3
(63)3-116
7-7
(64)1.9+19.9+199.9+1999.9+0.4(65)25345
7+72
(66)
125×(16+14)+11
13(67)14248
3÷(5-15
)
513
70)4-45÷4-4
5
71)58÷[(113
5+4)8
]72)4.8+1.2×3.5÷1.4
73)1.8÷0.25+8.2×4
74)5723+14151
9
75)(10-
51216)1
3
((
((((
篇三:
三年级上册数学脱式计算练习题
脱式计算
姓名:
班级:
计算综合运算时,先再,有括号的先算号时,等号写在算式的。
(234-155)×6268×6-98236-100×2(52+56)×6====
=
4×156+8918
=
=
56×0+25678
==
=
81÷9+752561-45+452156+56
=
====
636+0-636752-52+63563
=
====
(25+63)-72854+36-67864
=
====
63÷7×9
=
====
46+96×156
====
====
586×5-596
====
======×(365-246)781-81=====×(4+4)265-(156+52)(63-63)=============(98-7)÷9563===÷7×0845-762+152(632-512)+6356+(842-632)×5÷872×3-169372-196+542÷(96-88)563×1+26251(598-436)×5625+26-681=152×4-351=×6=÷8×9×1-346×6×0