小学五年级数学题库之计算部分Word格式.docx
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1.24(积精确到百分位)
(40)7.29÷
1.3(保留二位小数)
(41)2.52÷
11(商精确到0.001)
(42)13.8÷
4.5(保留两位小数)
(43)9.4÷
1.5(保留两位小数)
(44)6.89×
4.6(保留一位小数)
(45)1.8÷
2.1(保留两位小数)
(46)29.28÷
2.9(得数保留两位小数)
(47)72.47×
0.98(得数精确到十分位)
(48)25.57÷
8.3(保留两位小数)
(49)16.7÷
5.9(得数保留两位小数)
(50)5.08×
3.768(积保留一位小数)
(51)10.89÷
5.19(商精确到百分位)
(52)5.77÷
5.3(商保留两位小数)
(53)0.256×
0.25(保留两位小数)
(54)1.2×
2.86(保留两位小数)
(55)1.4÷
2.3(保留二位小数)
(56)0.783×
2.1(积保留一位小数)
(57)3.6÷
13(商保留两位小数)
(58)0.784×
0.65(积保留一位小数)
(59)3÷
80(商保留两位小数)
(60)6.57×
7.83(得数保留两位小数)
(61)10.26×
3.9(得数保留一位小数)
(62)16.7÷
5.9(精确到百份之一)
(63)3.64÷
1.5(精确到十分位)
(64)140.1÷
35(精确到十分位)
(65)2.3÷
3.2(得数保留两位小数)
(66)51.7÷
8.2(精确到百分之一)
(67)43.5÷
35(精确到百分位)
(68)8.9×
9.3(精确到十分位)
(69)96.7÷
7.8(精确到百分位)
(70)1.42÷
1.1(商保留两位小数)
(71)0.49×
5.3(精确到百分位)
(72)14.2÷
1.1(精确到百分位)
(73)9.93×
(74)9.2÷
(75)5.54×
0.5(精确到十分位)
(76)0.52×
1.28(精确到百分位)
(77)
解方程
(01)0.08x+1.2×
2.4=6.96
(02)3.92×
4.7-3.92+3.92×
6.3
(03)2(4x-3.5)=11
(04)14-2x=2(x-9)
(05)2.5-x=2x+4
(06)10-4x=5x+73
(07)3(x-2.4)=6×
0.5
(08)4x-3.6+5.4=10.9+2x
(09)9(x-4.5)=3x
(10)36.5-7x=4(x+5)
(11)3x-3×
0.8+2x=1
(12)5(x-2)=4-2x
(13)8x-5=3(x+20)
(14)81-3x=5(x+5)
(15)4(3-x)=-6
(16)2(3x-7)=1
(17)9+2x=19.5+0.5x
(18)3(x-0.4)=0.5x-0.4
(19)2(3+x)=16.8-x
(20)15x-480=3(15x-360)
(21)4.8-2(x-2)=5
(22)0.5(4x+0.8)=18
(23)x+0.5=4(0.4-x)
(24)5.6-x=3(5-2x)
(25)(3+2.5)x=-11
(26)55-x=7(x+1)
(27)30-3x=0.6(4+5x)
(28)9+2x=3(7-x)
(29)2(7+3x)=-4
(30)x-9=0.5x-2
(31)0.5(6x+4.8)=3.9
(32)4-x=3(x+6)
(33)21-x=1.5(9+x)
(34)1+0.4x=0.2(x-10)
(35)5.2x-3.4+2.6=17.4
(36)94x-34(2+x)=22
(37)64x+52(5-x)=296
(38)4(x+18)=6(x-14)
(39)0.2+x=0.4(1.2-x)
(40)49-4(x-1)=17
(41)4(0.4-x)=0.5+x
(42)7x+4.2x-2.8x=10.5
(43)5x-(2x+5)×
3=4.8×
5
(44)0.7(3.5-x)+0.3=2.4
(45)15(x-2)=30-(x+4)
(46)3(5x-9)=63
(47)55÷
2x=275
(48)2(9-2x)=x
(49)21-x=1.5(9+x)
(50)2(3-x)=3(6-2x)
(51)8x-3+2x+1=2x+6
(52)4(3x-5)=76
(53)2.5x+5.6-4.9=4.6x-1.4
(54)0.9+x=0.6(2.5-x)
(55)5(3x+4)=7.8-5x
(56)144-x=2(54+x)
(57)4(5.1+x)=1.6×
50
(58)38-x=4(x+5)
(59)21-x=1.5(9+x)
(60)7x-2(x-2.6)=14.8
(61)5x-2.14+5.86=2.4×
2
(62)2(3x-1)+2x=38
(63)4x+5x-0.125×
32=18.14
(64)4x-1.25×
1.6=10.8
(65)0.75×
4-5x=2.8×
4
(66)3(x+10)=14x-36
(67)1.2(x+0.4)=2.64
(68)0.8x-14.7=12.6-0.2x
(69)5(x+2.4)+12x=97
(70)2.8x+2.4=2(x-2)
(71)6(2x+1)=30
(72)5(2x+3)=20
(73)x-6=18+5x
(74)6-x=3(5-x)
(75)7x-8.4=5x-7.6
(76)5(x-0.8)=0.5×
1.2
(77)2.6x-6×
1.3=7.8
(78)3(x-0.2)=5.7
(79)4(7.8-2x)=16
(80)12(x+9)=156
(81)11.8x-0.36=12x+0.12
(82)4×
2.5-5x=8.4
(83)3(2+2x)=15
(84)6(x-3)=12x
(85)40-x=4(x+5)
(86)4.3x-x+1.5x=9.6
(87)3(5x+4)=15
(88)5(3.4x-2)=24
(89)7(x-1.2)=5x-7.6
(90)53-2(x+1)=3x+16
(91)4x-16=6x+10
(92)3(2x-7)=33
(93)6x-2.7×
5=4.5
(94)6x-0.4×
6=9.6
(95)3(x+2)=4(x+4)
(96)8(x-15)=32x
(97)9x+78-x=6
(98)12.8-2.4x=4(x+2)
(99)6(7x+0.4)=86.4
(100)16x-10=6x+240
(101)4(13+3x)=892
(102)3(x-15)=15-2x
(103)4(8.4-3x)=24
(104)
递等式
(01)2×
[9-(10.6-6.4÷
4)]
(02)[0.15+(3.8-1.8)÷
0.4]×
(03)[3.19+(0.36÷
0.9+0.01)]×
0.05
(04)(6+33.28÷
6.4)×
(0.21+0.09)
(05)3.9×
3.9+3.9+5.1×
3.9
(06)1.25×
2.5×
2.8×
6.4
(07)6.6×
[1÷
(2.1-2.09)]-2.92
(08)0.3+(4.08-77÷
2.5)×
40.5
(09)12.5×
(8+0.4)+25
(10)[(17.2-14.7)×
0.8+0.24]÷
0.4
(11)4÷
0.8×
4.2-5.2+1
(12)10.5×
0.8-(12.86-0.86)÷
6
(13)8.4÷
[(2-0.5)×
(6.8+1.2)]
(14)[4+(2-0.8)×
11]÷
(15)(9.5+9.5+9.5+9.5)×
2.5
(16)1+(1÷
0.5+2.5)×
(17)8×
[(15÷
7.5-1.1)÷
6]
(18)17.5-(8.05+3.7)÷
25×
(19)50÷
40-40÷
50+1.2
(20)(30.25÷
2.2+2.25)×
1.06
(21)(9.03+0.97)×
(51.8-44.9)÷
0.23
(22)125×
8.08+2.7×
4.2÷
0.2
(23)2.4÷
0.15+2.4÷
0.75+2.4
(24)4.25+4.25×
1.2+1.8×
4.25
(25)(6.237÷
0.99+0.15)×
(1.55-0.95)
(26)(5×
0.24+6.8)÷
(3.2×
0.5)
(27)4.34×
15-1÷
0.16
(28)1.9÷
3.8+3.8×
1.01÷
1.9
(29)0.5+0.1×
[(1-0.05)÷
1.9×
0.1]
(30)4.2÷
[1.5+7.5×
(5.04-0.54)]
(31)[(30.4-9.85)×
1.6+6.81]÷
3.78
(32)[(3.8+4.6)×
4.5+2.8×
0.27]÷
0.42
(33)[132.6÷
1.5-(92-3.6)+7.8]÷
15.6
(34)28-[19.1+(3.2-0.299÷
0.23)]×
(35)[(3.5+11.2÷
0.32)×
8.6-12.5]×
1.1
(36)1÷
(4.1-4.09)×
0.49+0.51
(37)4.2÷
(5.94-0.54)]
(38)5.84×
0.69+0.69×
3.16+0.69
(39)(38.5+4.5)-1.25×
1.2÷
(40)75×
[8.9+2.73÷
(1.45-0.8)]
(41)(10-8.4÷
7)×
3-3.4
(42)8×
[(22÷
5.5+4.5)÷
5]
(43)[0.15+(3.8-1.8)÷
(44)0.45×
[2÷
(7.8-7.79)]+19
(45)3.8×
4.9+4.9×
7.2-4.9
(46)[15.8+(4.4-1.6)×
1.5]÷
(47)(5.4+0.54)÷
(0.1÷
0.1-0.01)
(48)0.45+0.99×
99+0.54
(49)(0.6×
3.4+3.4×
3.4)×
(50)[1.44÷
(4.75-1.42×
2.5)]÷
0.25×
(51)1÷
(2.5+0.75×
1.25×
8)
(52)5.2+0.8×
(0.915-0.865)
(53)4.8×
45.6-45.6+45.6×
6.2
(54)[(2.86+1.4)×
0.2-0.76]÷
0.1
(55)(3.7×
1.2+4.3×
1.2)×
1.25
(56)[(32.1-14.7)×
0.1]÷
(3.3+1.7)
(57)[0.02+(7.28-0.48)×
102.2
(58)40.8-40.8÷
3.4×
0.75+0.9
(59)8+(3-6.528÷
3.2)×
(60)[1.86+(0.53-0.46)×
6]÷
(61)12.8÷
[1.6+(2.75-1.15)×
3]
(62)(2.8+6.37)×
(1.1-1.09)]
(63)[0.5+(3.74-2.8)÷
0.01]×
30
(64)(0.75+0.25×
4+0.8)×
(65)10.5÷
(4.5-3.8)÷
(66)[(20-5.9)×
3.5-25.43]÷
59.8
(67)(4.3×
99+4.3)×
0.2+0.8
(68)[(10-0.85)×
2.4-7.5+2.5]÷
(69)9.1÷
[0.45+(1-0.5)×
1.1]×
(70)[2.78÷
1.39+(5-3.47)÷
0.015]×
(1-0.5)
(71)21.7÷
31×
50-4.2×
1.4-14÷
35
(72)7.5+9.12÷
(10-6.2+3.8)
(73)[0.51÷
(1.2-1.03)+2.4]×
5.4
(74)当a=1.25,b=3.4,c=1.2时,求8a-2bc的值。
(75)已知a=1.3,b=8,c=5.3,求(2a+c)÷
b的值。
(76)37+1.7×
0.9-7.25÷
(77)3.69×
(2.1-2.09)]-3.6
(78)4.6×
12+13×
(79)2×
[(5.31+7.91)-12.5÷
2.5]÷
(80)0.8×
[66÷
(2.1-0.9)]+1
(81)(12.5×
0.8÷
12.5×
80)÷
(82)(24+0.4÷
0.25)×
0.3-5.08
(83)[1+(2.19-1.89)÷
0.5]×
(84)(3÷
0.75+0.75÷
3)×
0.8
(85)[(22.16-0.8×
2.7)×
0.01
(86)6.25÷
[(17.2-9×
1.8)÷
0.16]
(87)12.4+(10.15÷
2.5-3)÷
(88)(5.8+5.1)×
[0.11+(1.1×
0.9)]
(89)(0.6×
(90)[(12.16-0.8×
2.7)÷
(91)(1÷
0.5-0.5÷
1)÷
(92)46×
12.3+(107.46-34.98)÷
0.12
(93)[(0.1-0.1×
0.1)+0.1÷
(94)3.4×
[0.5+(7.25+16.5)÷
0.25]
(95)6.25×
8×
(0.43+0.24+0.57)
(96)[5.46-0.46×
(1.6+3.4)]÷
(97)73×
1.61+1.61×
26+1.61
(98)6.24×
(0.47+0.25+0.53)
(99)[3.72-0.72×
(1.6+2.4)]÷
(100)(2.5÷
2+2÷
(101)3.71+3.71×
17.4-8.4×
3.71
(102)2.16÷
[64.8-(51.3-2.7×
3)]
(103)4.8×
(12.02-15.15÷
7.5)
(104)[(22.16-0.8×
2.7)+2.5]÷
(105)0.125×
14+0.125×
(106)6.25÷
(107)2.75×
4.8+(3.6+1.6)×
2.75
(108)1.5+4.5÷
1.5+4.5
(109)0.25×
0.9+0.25+0.25×
(110)[5.89+60.5×
(6.25-2.65)]÷
(111)3.9÷
(7.8×
4.9+7.8×
5.1)
(112)(79.3-16.7)÷
[(100-7.8×
2.5)÷
8.05]
(113)(3.8-7.7÷
(1-0.45)
(114)0.86×
3.5-0.86+0.75×
0.86
(115)(3.7×
(116)6.8+2÷
(0.32-0.24)×
(117)[0.02+(7.28-0.48)×
(118)[(30-9.8)×
0.6-2.12]÷
10+90
(119)(1.25×
8÷
8)÷
(120)15÷
[2.4÷
(4÷
2.5)]×
(121)(36-17.1)×
3.5+18.9×
6.5
(122)28.8×
38+63×
28.8-28.8
(123)[10-(0.2+6.37÷
0.7)]×
0.03
(124)9÷
[(20.75-9.5)×
0.4]+0.65
(125)0.49×
(4.1-4.09)]+6
(126)(17.5-5.6-4.4)÷
(127)0.85×
[3+(19.7-1.74÷
0.6)]
(128)当a=4,b=2.5,c=8时,求cb-0.15a的值。
(129)54×
7.84+7.84×
45+7.84
(130)21.6×
[64.8+(51.3-2.7×
(131)84×
[10.8÷
(48.6+5.4)-0.2]
(132)(165.8-65.8)×
2+0.91×
100
(133)2.5×
[12÷
(3.8-2.6)]+2
(134)a=1.1,b=0.4,c=0.1时,求(a-b)÷
(b+c)的值。
(135)(2.8-2.8×
0.7)÷
(0.6+0.52)
(136)0.45+(0.9-0.45×
0.2)÷
4.5
(137)9.9×
(9.9-9.9×
0.99)
(138)4.5×
3.6-4.5+4.5×
7.4
(139)20.9+1.05÷
(0.53-0.46)
(140)12.5+[(6.5+9.1)÷
1.3]-9.9+0.1
(141)190-240÷
60×
0.5+40
(142)[(205+51)×
80-20]×
0.001
(143)6.5×
[1.96+8.04÷
(10-8.8)]
(144)0.65×
5.6+0.35×
4.4
(145)2.5×
(6.4-5.6÷
4)
(146)(3.12+0.9)÷
[(1-0.4)÷
(147)0.007+0.993×
4×
5×
1.8
(148)25.125×
8
(149)7.23×
8.25+10.75×
7.23-19×
7.23
(150)[3.8-7.7÷
(5×
0.5)]÷
7.2+0.8
(151)10-(12.5×
8+1860÷
93)×
0.003
(152)0.456×
98+0.456+0.456
(153)12.5-[(8.4+12.6)÷
0.25-84]×
(154)[(27-0.5)+1.5×
5]÷
1.7
(155)当m=6.25,n=4.4时,求mn-(m+n)的值。
(156)3.2×
[(15.2-4×
3.6)÷
(157)[(15.6-15.6)×
2.5+2.5]×
0.32
(158)(1.6+1.6+1.6+1.6)×
(159)2.98+2.98×
71.5+2.98×
27.5
(160)25-(6+3.936÷
1.23)×
(161)[1.801-(0.161+0.299÷
0.46)]×
(162)(0.12×
50-0.99)×
1.4
(163)4.5+5.5×
4.5-5.5×
(164)0.17×
(1.02-0.2)÷
(165)[6.9-(0.15+0.05)]×
(0.255÷
0.25)
(166)1000-1.25×
(8.8+0.8)
(167)4.78×
4.78-4.78+4.78×
6.22
(168)(5-3.8)×
0.01+0.99
(169)(0.25+2.5+250)×
(170)(3.75-0.75×
2.4)÷
(171)(36-17.1)×
(172)[10-(0.2+6.37÷
(173)28.8×
(174)9÷
(175)当a=2.5,b=5时,求2(2a+3b)的值。
(176)2.98+2.98×
(177)(3.8-7.7÷
(178)(36-17.1)×
(179)[0.02+(7.28-0.48)×
(180)[5.89+60.5×
0.2×
(181)(79.3-16.7)÷
(182)34.36-(7.65+14.62)
(183)[(12.16-0.8×
(184)260÷
0.125÷
(185)[10.832-(5.8+0.42)×
0.6]÷
40
(186)(2.25×
6.75+6.75×
0.75)÷
(2.5×
2.4)
(187)当m=6.25,n=4.4时,求mn-(m+n)的值
(188)当a=3.5,b=2,c=0.9时,求2a+b2-4c的值
(189)(19+6)×
(3.85-2.6)×
32
(190)100-(28.8÷
3.2+1)×
10
(191)12.8÷
(192)[2.6+2.6×
(2.6-2.5)]÷
2.6
(193)1.5×
[(4.8-0.36÷
0.6)+1.8]
(194)[17.2-(1.5+0.8)×
3]÷
1.03
(195)5.43+(8.1-7.2÷
1.6)×
30.5
(196)[80-(8.25÷
0.6+1.25)]×
(197)0.95×
1.6-2.84÷
7.1
(198)(7.2-4.005)÷
0.45-7.1
(199)100-94.3÷
[(19.2+26.8)×
0.5]
(200)(5.12+28.16÷
32)÷
(3-2.8