【小升初真题汇编】小学数学六年级小升初计算题专项训练-苏教版
展开六年级小升初计算题专项训练-苏教版
一.计算题(共20小题)
1.(2021•江宁区)直接写出得数。
0÷= | 43.96+31.4= | 9.3+7%= | = |
0.9+99×0.9= | 32÷1000= | 2.5×1.6= | 3.6×= |
0.25×0.25= | ×= | ||
2.(2021•江宁区)计算下面各题。(能简算的要简算)
120﹣180÷15+48 | (+18)× | 0.8×2.7+7.3× |
3780÷35+19×105 | ()×18 | ÷[()] |
3.(2021•江宁区)求未知数x。
x= | x:0.8=2.5: | x:= |
4.(2021•盐都区模拟)直接写出得数。
×= | 50%﹣= | ÷= | 2÷×= |
0.23= | += | 3﹣= | 1÷×= |
5.(2021•盐都区模拟)求未知数x。
x﹣x= | 0.25:x=16:24 | = |
6.(2021•盐都区模拟)脱式计算,能简算的要简算。
6÷﹣÷6 | 43×99+43 | (+)×8+ |
7.(2021•启东市)直接写出得数。
40×50= | 7÷= | = | ×0= |
7.4﹣4= | 4.8÷0.06= | = | 1﹣= |
8.(2021•启东市)下面各题,怎样算简便就怎样算。
37÷4+63× | 18.7÷0.25÷0.4 | 3.74﹣+2.26﹣ |
9.(2021•启东市)求未知数x.
=2:x | 1.3x﹣0.4×3=1.4 |
10.(2021•惠山区)直接写出得数。
28+82= | 320﹣106= | 20﹣5.01= | 9.99+1.9= |
0.125×4= | 3.12÷0.3= | += | 5﹣2= |
×0.5= | 24×= | ÷= | +÷+= |
11.(2021•惠山区)计算下面各题,能简算的要简算。
630﹣18×24÷36 | 26.1﹣4.5×1.6﹣2.8 |
(+﹣)÷ | ÷[×(﹣)] |
12.(2021•惠山区)解方程。
6+1.5x=15 | 2x﹣x=0.7 | 12:= |
13.(2021•南京)直接写出得数。
230﹣197= | 17÷7= | = | ×= |
2.63+3.7= | 0.22= | 1﹣= | 7.4×0.9÷7.4= |
14.(2021•南京)求未知数x。
3.5x﹣0.6×3=5.2 | :x=: | x﹣x= |
15.(2021•南京)下面各题怎样算简便就怎样算。
56÷35÷2 | 18.7﹣6.32+1.3﹣3.68 | (63﹣)÷9 |
× | × | |
16.(2021•鼓楼区)递等式计算,能简算的要简算。(请写出主要计算过程)
6.72﹣2.4×0.5×0.8 | 8×0.127×125 | 666÷(901﹣32×27) |
÷[×(﹣)] | ×15.6+×0.4 | +﹣+ |
17.(2021•鼓楼区)解方程。
1.8x﹣3.1=5.9 | x+x=7 | x:2.4=5: |
18.(2021•崇川区)直接写得数。
0.01×4.8= | ×= |
1÷= | = |
19.(2021•崇川区)计算下面各题,能简便计算的用简便方法计算。
5.6×99+5.6 | ÷8+ |
20.(2021•崇川区)解方程。
x﹣x=18 | 6+36x=12 | :x= |
六年级小升初计算题专项训练-苏教版
参考答案与试题解析
一.计算题(共20小题)
1.【解答】解:
0÷=0 | 43.96+31.4=75.36 | 9.3+7%=9.37 | = |
0.9+99×0.9=90 | 32÷1000=0.032 | 2.5×1.6=4 | 3.6×=1.5 |
0.25×0.25=0.0625 | ×= | ||
2.【解答】解:(1)120﹣180÷15+48
=120﹣12+48
=108+48
=156
(2)(+18)×
=+18×
=1+10
=11
(3)0.8×2.7+7.3×
=0.8×(2.7+7.3)
=0.8×10
=8
(4)3780÷35+19×105
=108+1995
=2103
(5)()×18
=18××18×18
=27+8﹣3
=32
(6)÷[()]
=÷[]
=÷
=6
3.【解答】解:(1)x﹣=
x﹣+=+
x=
x=×
x=
(2)x:0.8=2.5:
x=2.5×0.8
4×x=2×4
x=8
(3)x:=
4x=1
4x÷4=1÷4
x=
4.【解答】解:×
50%﹣=
2÷×=2××=
0.23=0.2×0.2×0.2=0.008
3﹣=2
1÷×=1×=1
5.【解答】解:(1)x﹣x=
x=
x=
x=
(2)0.25:x=16:24
16x=0.25×24
16x÷16=6÷16
x=
(3)=
24x=0.96
24x÷24=0.96÷24
x=0.04
6.【解答】解:(1)6÷﹣÷6
=10﹣
=9
(2)43×99+43
=43×(99+1)
=43×100
=4300
(3)(+)×8+
=×8+×8+
=6++
=6+(+)
=6+1
=7
7.【解答】解:
40×50=2000 | 7÷=49 | = | ×0= |
7.4﹣4=3.4 | 4.8÷0.06=80 | = | 1﹣= |
8.【解答】解:(1)37÷4+63×
=37×+63×
=×(37+63)
=×100
=25
(2)18.7÷0.25÷0.4
=18.7÷(0.25×0.4)
=18.7÷0.1
=187
(3)3.74﹣+2.26﹣
=(3.74+2.26)﹣(+)
=6﹣1
=5
9.【解答】解:(1):=2:x
x=
2×x=
x=
(2)1.3x﹣0.4×3=1.4
1.3x﹣0.4×3+1.2=1.4+1.2
1.3x=2.6
1.3x÷1.3=2.6÷1.3
x=2
(3)
x=
×x=×
x=
10.【解答】解:
28+82=110 | 320﹣106=214 | 20﹣5.01=14.99 | 9.99+1.9=11.89 |
0.125×4=0.5 | 3.12÷0.3=10.4 | += | 5﹣2=2 |
×0.5= | 24×= | ÷= | +÷+=2 |
11.【解答】解:(1)630﹣18×24÷36
=630﹣432÷36
=630﹣12
=618
(2)26.1﹣4.5×1.6﹣2.8
=26.1﹣7.2﹣2.8
=26.1﹣(7.2+2.8)
=26.1﹣10
=16.1
(3)(+﹣)÷
=(+﹣)×36
=×36+×36﹣×36
=4+30﹣21
=13
(4)÷[×(﹣)]
=÷[×]
=÷
=
12.【解答】解:(1)6+1.5x=15
6+1.5x﹣6=15﹣6
1.5x=9
1.5x÷1.5=9÷1.5
x=6
(2)2x﹣x=0.7
x=0.7
x=0.7×
x=0.4
(3)12:=
x=96
x=96×
x=160
13.【解答】解:
230﹣197=33 | 17÷7= | = | ×= |
2.63+3.7=6.33 | 0.22=0.04 | 1﹣=0 | 7.4×0.9÷7.4=0.9 |
14.【解答】解:(1)3.5x﹣0.6×3=5.2
3.5x﹣0.6×3+1.8=5.2+1.8
3.5x=7
3.5x÷3.5=7÷3.5
x=2
(2):x=:
x=
x=
x=
(3)x﹣x=
x=
x=
x=
15.【解答】解:(1)56÷35÷2
=56÷(35×2)
=56÷70
=0.8
(2)18.7﹣6.32+1.3﹣3.68
=(18.7+1.3)﹣(6.32+3.68)
=20﹣10
=10
(3)(63﹣)÷9
=(63﹣)×
=63×﹣
=7﹣
=6
(4)×
=+
=+()
=+1
=1
(5)×
=÷×
=
=×(6×)
=×
=
16.【解答】解:(1)6.72﹣2.4×0.5×0.8
=6.72﹣1.2×0.8
=6.72﹣0.96
=5.76
(2)8×0.127×125
=8×125×0.127
=1000×0.127
=127
(3)666÷(901﹣32×27)
=666÷(901﹣864)
=666÷37
=18
(4)÷[×(﹣)]
=÷[×]
=÷
=2
(5)×15.6+×0.4
=×(15.6+0.4)
=×16
=10
(6)+﹣+
=(﹣)+(+)
=1+1
=2
17.【解答】解:(1)1.8x﹣3.1=5.9
1.8x﹣3.1+3.1=5.9+3.1
1.8x=9
1.8x÷1.8=9÷1.8
x=5
(2)x+x=7
x=7
×x=7×
x=9
(3)x:2.4=5:
x=12
5×x=12×5
x=60
18.【解答】解:
0.01×4.8=0.048 | ×= |
1÷= | =2 |
19.【解答】解:(1)5.6×99+5.6
=5.6×(99+1)
=5.6×100
=560
(2)÷8+
=×(+)
=×1
=
(3)÷[×(﹣)]
=÷[×]
=÷
=
20.【解答】解:(1)x﹣x=18
x=18
x=18×
x=24
(2)6+36x=12
6+36x﹣6=12﹣6
36x=6
36x÷36=6÷36
x=
(3):x=
x=
x=
x=
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