① 六年级数学分数简便计算
说实话来这么简单的题谈不上简算不简源算。因为已经够简单了,不知道是不是我们都没有领会你的意思,还是你确实都没有认真听讲呢。我倒觉得,简单地题目刻意的找简算的方法反而不简单了,你觉得呢?自己想想,是不是比直接算更费工夫?答案已有人报出来我就不多说了。倘若我的话实在无法使你领悟的话,我也就无语了。
② 小学六年级简算(分数)
http://wenku..com/view/9e436936ee06eff9aef80783.html
正好50道
如果你还觉得不够,那个网页下面还有些网页你可以自己去看看。
③ 小学六年级60道分数简算题(急!!!!!!!!!!!)
1. 2/5+3/2
2. 1998*(1998/1999)
3. 1/3+2/3+3/3+4/3+5/3
4. 12*12*12*1*0
5. 69/(23/98)
6. 18*(3/18)
7. 2*(2*2/4)
8. 1/36+2/36+3/26+4/36+5/36+…+35/36+36/36
9. 1/25+6/11+24/25+5/11
10. (9/8)*(7/8)*(9/8)*(8/7)
11.5/6×22/32+5/6×5/16
12.4/11×22/5×20/33×1/4
13.1/22×6/5+6/22+21/5
14.1997/1998×33
15.1901/1998×1999
16.1/3+2/3
17.1/3+2/3+1/2
18.18/45+16
19.11/12+123
20.12/13+147
21.14/45+159
22.13/76+357
23.46/49+123
24.13/49+123
25.12/48+18/17
26.19/38+1/2
27.18/36+16+1/2
28.33+1/2
29.22+1/2
30.11+1/2
31.33+2/3
32.11+11/12
33.11+4/8
34.11+4/6+4/6
35.22+4/8+9/3
36.22+22/44+22
37.2+3/6+8/9
38.11+8/9
40.11+7/8
41.22+7/9
42.44+7/8
43.55+4/6
44.44+5/9
45.55+4/9
46.77+7/8
47.88+8/9
48.88+8/9+11
49.99+4/6
50.99+1/3
51.99/1/3
52.99/1/3
53.99/(2/9+3/5+47+69)
54.45+5/6+6/5
55.4+7/4+47/+47/5
56.11+4/9+4/9+4/9+3
57.66+4/6+48/9+48/9+4/9
58.77+8/9+8/9+9/8
59.11+22+33+1238/456
60.44+1/2
④ 六年级分数简算!!!!!!!!!!简算!!!!!!!
4/9÷6+5/9×1/6 12×(1-2/3÷3/4) (21/26×13/7+1/2)÷40%
1/5÷(1-1/3×1/2) 9/10×[7/8÷(4/5+1/4)] 9×5/6+5/6÷1/9
5/6÷5/12+7/15×3/7 8/17÷ 9+1/9×8/17
(1/2-3/8)÷3/4 4/9÷〔5/6—(1/6 +1/3)〕
望采纳!
⑤ 六年级数学分数简便运算题
1.3/7 × 49/9 - 4/3
2.8/9 × 15/36 + 1/27
3.12× 5/6 – 2/9 ×3
4.8× 5/4 + 1/4
5.6÷ 3/8 – 3/8 ÷6
6.4/7 × 5/9 + 3/7 × 5/9
7.5/2 -( 3/2 + 4/5 )
8.7/8 + ( 1/8 + 1/9 )
9.9 × 5/6 + 5/6
10.3/4 × 8/9 - 1/3
11.7 × 5/49 + 3/14
12.6 ×( 1/2 + 2/3 )
13.8 × 4/5 + 8 × 11/5
14.31 × 5/6 – 5/6
15.9/7 - ( 2/7 – 10/21 )
16.5/9 × 18 – 14 × 2/7
17.4/5 × 25/16 + 2/3 × 3/4
18.14 × 8/7 – 5/6 × 12/15
19.17/32 – 3/4 × 9/24
20.3 × 2/9 + 1/3
21.5/7 × 3/25 + 3/7
22.3/14 ×× 2/3 + 1/6
23.1/5 × 2/3 + 5/6
24.9/22 + 1/11 ÷ 1/2
25.5/3 × 11/5 + 4/3
26.45 × 2/3 + 1/3 × 15
27.7/19 + 12/19 × 5/6
28.1/4 + 3/4 ÷ 2/3
29.8/7 × 21/16 + 1/2
30.101 × 1/5 – 1/5 × 21
31.50+160÷40 (58+370)÷(64-45)
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42 420+580-64×21÷28
37.812-700÷(9+31×11) (136+64)×(65-345÷23)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12× 4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6 (2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4= 5.38+7.85-5.37=
46.7.2÷0.8-1.2×5= 6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)= 0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
51.[(7.1-5.6)×0.9-1.15] ÷2.5
52.5.4÷[2.6×(3.7-2.9)+0.62]
53.12×6÷(12-7.2)-6 (4)12×6÷7.2-6
⑥ 分数混合简算,六年级的求答案
分数混合简算,六年级的求答案
7/29x3/8+6/29x7/12十3/29ⅹ7/9
=7/29x3/8十7/29x6/12十7/29x3/9
=7/29x(3/8十1/2十1/3)
=7/29x29/24
=7/24
(原题目一个+号打成x号)
⑦ 六年级分数简便运算题100道啊!
/2+1/3-1/4+1/5-1/6=?
3/4-3/5+4/5-4/6+5/6-5/7=?
1/2-1/2-1/2+1/2=?
1/100000+3-32/867=?
1+1/2-1/3=?
1526535716323751563253672/10+1=?
67/68+34/35-23/24=?
89/90+123/124-234/235=?
9/7-8/5=?
2/1+3/2=?
8/5-6/1=?
5/3+7/2=?
6/7-8/3=?
9/8-6/5+3/1=?
3/2-6/3+5/2-4/3=?
8/5-7/3+9/2+3/1=?
3/7×49/9-4/3
8/9×15/36+1/27
12×5/6–2/9×3
8×5/4+1/4
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)
9×5/6+5/6
3/4×8/9-1/3
0.12χ+1.8×0.9=7.2(9-χ)×0.3=1.026.4χ-χ=28+4.4
11.7×5/49+3/14
12.6×(1/2+2/3)
13.8×4/5+8×11/5
14.31×5/6–5/6
15.9/7-(2/7–10/21)
16.5/9×18–14×2/7
17.4/5×25/16+2/3×3/4
18.14×8/7–5/6×12/15
19.17/32–3/4×9/24
20.3×2/9+1/3
21.5/7×3/25+3/7
22.3/14××2/3+1/6
23.1/5×2/3+5/6
24.9/22+1/11÷1/2
25.5/3×11/5+4/3
26.45×2/3+1/3×15
27.7/19+12/19×5/6
28.1/4+3/4÷2/3
29.8/7×21/16+1/2
30.101×1/5–1/5×21
31.50+160÷40(58+370)÷(64-45)
32.120-144÷18+35
33.347+45×2-4160÷52
34(58+37)÷(64-9×5)
35.95÷(64-45)
36.178-145÷5×6+42420+580-64×21÷28
37.812-700÷(9+31×11)(136+64)×(65-345÷23)
38.85+14×(14+208÷26)
39.(284+16)×(512-8208÷18)
40.120-36×4÷18+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12×4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6(2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4=5.38+7.85-5.37=
46.7.2÷0.8-1.2×5=6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)=0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.5
工程队挖一条水渠,计划每天挖100米,24天完成,实际提前4天完成,实际平均每天挖多少米?
100×24÷(24-4)
=2400÷20
=120(米)
2、一辆汽车从甲地到乙地,前3小时行了156千米,照这样速度,从甲地到乙地共需8小时,甲、乙两地相距多少千米?(用比例解)
156/3:x/8
解:3x=156×8
X=416
3、有两条绸带,第一条长6.2米,第二条比第一条的2倍少0.2米,两条绸带共长多少米?
6.2+(6.2×2-0.2)
=6.2+12.2
=18.4(米)
4、一套校服54元,其中裤子的价格上衣的4/5,上衣和裤子的价格各是多少元?
X+4/5X=54
9/5X=54
X=30
30×4/5=24
5、修一条路,第一施工队单独修要4天完成,第二施工队单独修要6天完成,如果两队合修,几天可以修完这条路的?
1÷(1/4+1/6)
=1÷5/12
=2.4(天)
6、在比例尺是1:4000000的地图上,量得甲、乙两地相距20厘米,两列火车同时从甲、乙两地相对开出、甲车每小时行55千米,乙车每小时行45千米,几小时后相遇?
20/X:1/400000080000000厘米=800千米
1X=20×4000000800÷(55+45)
X=80000000=8(小时)
7、一个圆锥形稻谷堆,底面半径是1米,高1.5米,每立方米稻谷约重600千克,这进修进修堆稻谷重多少千克?
1×1×3.14×1.5×1/3×600
=3.14×1.5×1/3×600
=4.71×1/3×600
=1.57×600
=942(千克)
1.3/7×49/9-4/3
2.8/9×15/36+1/27
3.12×5/6–2/9×3
4.8×5/4+1/4
5.6÷3/8–3/8÷6
6.4/7×5/9+3/7×5/9
7.5/2-(3/2+4/5)
8.7/8+(1/8+1/9)
9.9×5/6+5/6
10.3/4×8/9-1/3
11.7×5/49+3/14
12.6×(1/2+2/3)
13.8×4/5+8×11/5
14.31×5/6–5/6
15.9/7-(2/7–10/21)
16.5/9×18–14×2/7
17.4/5×25/16+2/3×3/4
18.14×8/7–5/6×12/15
19.17/32–3/4×9/24
20.3×2/9+1/3
21.5/7×3/25+3/7
22.3/14××2/3+1/6
23.1/5×2/3+5/6
24.9/22+1/11÷1/2
25.5/3×11/5+4/3
26.45×2/3+1/3×15
27.7/19+12/19×5/6
28.1/4+3/4÷2/3
29.8/7×21/16+1/2
30.101×1/5–1/5×21
31.50+160÷40
32.120-144÷18+35
33.347+45×2-4160÷52
34(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+35
41.(58+37)÷(64-9×5)
42.(6.8-6.8×0.55)÷8.5
43.0.12×4.8÷0.12×4.8
44.(3.2×1.5+2.5)÷1.6(2)3.2×(1.5+2.5)÷1.6
45.6-1.6÷4=5.38+7.85-5.37=
46.7.2÷0.8-1.2×5=6-1.19×3-0.43=
47.6.5×(4.8-1.2×4)=0.68×1.9+0.32×1.9
48.10.15-10.75×0.4-5.7
49.5.8×(3.87-0.13)+4.2×3.74
50.32.52-(6+9.728÷3.2)×2.
51.(136+64)×(65-345÷23)
52.420+580-64×21÷28
53.(58+370)÷(64-45)
6.9+4.8+3.10.456+6.22+3.7815.89+(6.75-5.8)*6
4.02+5.4+0.985.17-1.8-3.213.75-(3.75+6.48)*6
3.68+7.56-2.687.85+2.34-0.85+4.6635.6-1.8-15.6-7.2
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+4.9-0.9
4.8×100.156.5×9.9+56.57.09×10.8-0.8×7
25.48-(9.4-0.52)4.2÷3.5320÷1.25÷8
18.76×9.9+18.763.52÷2.5÷0.43.9-4.1+6.1-5.9
5.6÷3.59.6÷0.8÷0.44.2×99+4.2
17.8÷(1.78×4)0.49÷1.41.25×2.5×323.65×10.1
15.2÷0.25÷40.89×100.1146.5-(23+46.5)
3.83×4.56+3.83×5.444.36×12.5×89.7×99+9.7
27.5×3.7-7.5×3.78.54÷2.5÷0.40.65×1013.2×0.25×12.5
(45.9-32.7)÷8÷0.1253.14×0.68+31.4×0.0325.6÷1.25÷0.8÷2.5÷0.4
7.2×0.2+2.4×1.48.9×1.017.74×(2.8-1.3)+1.5×2.2
3.9×2.7+3.9×7.318-1.8÷0.125÷0.812.7×9.9+1.27
21×(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)3.65×4.7-36.5×0.37
46×57+23×8613.7×0.25-3.7÷42.22×9.9+6.66×6.7
101×0.87-0.91×8710.7×16.1-15.1×10.70.79×199
4.8+8.63+5.2+0.375.93+0.19+2.811.76+0.195+3.24
2.35+1.713+0.287+7.651.57+0.245+7.436.02+3.6+1.98
0.134+2.66+0.8661.27+3.9+0.73+16.17.5+4.9-6.5
3.07-0.38-1.621.29+3.7+2.71+6.38-2.45-1.5
3.25+1.79-0.59+1.7523.4-0.8-13.4-7.20.32×403
3.2+0.36+4.8+1.641.23+3.4-0.23+6.60.25×36
12.7-(3.7+0.84)36.54-1.76-4.540.25×0.73×5
7.6×0.8+0.2×7.60.85×1990.25×8.5×4
1.28×8.6+0.72×8.612.5×0.96×0.810.4-9.6×0.5
0.8×(4.3×1.25)3.12+3.12×9928.6×101-28.3
0.86×15.7-0.86×14.72.4×1022.31×1.2×0.5
14-7.32-2.682.64+8.67+7.36+11.3370÷28
(2.5-0.25)×0.49.16×1.5-0.5×9.163.6-3.6×0.5
63.4÷2.5÷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
4.5÷1.84.2÷3.5930÷0.6÷5
计算题。(共20分)
1、直接写出得数。(每题0.5分)
1460÷4=0÷14987794515415=0.375×0.625=×=
1÷124=124÷4=5×20%÷5×20%=124-102=
2、解下列方程。
12x-x=45150%x-1.2×12=1.6
3、脱式计算。(能简算的要简算。)
(1245-1226.1)×2÷31÷(128-12)×17.2
12.78-0÷(13.4+156.6)12457÷〔14578-(145+248)×13.4
4、列式计算。(每题3分)
(1)57与31的积,等于一个数的50%,这个数是多少?
(2)12与851的积除以它们的差,商是多少?
1/1*2*3+1/2*3*4+......+1/98*99*100
1)五十二又二十五分之十一×79.45+159×47.56+七十九又二十分之十一×52.44=
3)2002+2001-2000-1999+1998+1997-1996-1995+……+2+1=
4)(1×2分之一)+(2×3分之一)+(3×4分之一)……(10×11分之一)=
5)三分之一+十五分之一+三十五分之一+六十三分之一+九十九分之一=
6)一又二分之一-六分之五+十二分之七-二十分之九+三十分之十一-四十二分之十三+五十六分之十五=
(第六题提示:二分之一+三分之一=六分之五,三分之一+四分之一=十二分之七,四分之一+五分之一=二十分之九……)
1、1.25×17.6+36.1÷0.8+2.63×12.5
2、7.5×2.3+1.9×2.5
3、1999+999×999
1.(25%-695%-12%)*36
2.3/4*3/5+3/4*2/5
3.(1-1/4+8/9)/7/9
42/3+1/6/3/24+2/21
51*8/15*3/5
610-3/4/9/10-1/6
7[(1/3+1/2)/5/6-1/3]/1/7
82/3/5+3/5/2+3/4
91/[(2-2/3/1/2)]*2/5
103^2*3.25678
113^3-5
124^2-34%
133.25-315%
147^3+445%
1512+5268.32-2569
16123+456-52*8
1745%+6325
181/2+1/3+1/4
19789+456-78
2045%+54%-36%
够不够???
⑧ 50道六年级上册的分数简算题
4/9×= 5÷1/3 = 1/2÷1/3 = 2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14= 2/3÷5/6= 1.25×8= 3/5÷5/8= 6/7×3/2= 6×8.8= 4/11÷4= 4/9×3/8= 5/3÷5= 0÷8/3= 4/7 -2/3= 2/7×2 = 41/12×4= 4÷3/16= 12÷9/4 = 75/8 ÷5= 12×16/9 = 2/3×3= 8÷9/4 = 5/3÷3/5 = 4/5×5/8 = 7/9×9/7 = 2.64+3.6= 2.4×50= 3500÷70= 2050-298= 2+7÷9= 0.3÷3%= 81.2-11÷7-×3= 6696÷62-6.5×10.6 =
1. 89÷100= 0.82+0.08= 73×1= 0.63×10= 4÷10= 17÷1000=
0.56+0.4= 1.25×100= 5.6+99=
100÷25= 1-0.93= 90-0.9=
794-198= 68×25= 6756-193-207=
72×12
2.8×0.4= 1.12
14-7.4=6.6, 1.92÷0.04=48, 0.32×500=160, 0.65+4.35= 5
10-5.4=4.6, 4÷20=0.2, 3.5×200=700, 1.5-0.06=1.44
0.75÷15=0.05, 0.4×0.8=0.32, 4×0.25=1, 0.36+1.54=2
1.01×99=99.99, 420÷35=12, 25×12=300, 135÷0.5=270
3/4 + 1/4 =1, 2 + 4/9 =22/9, 3 - 2/3 =7/3, 3/4 - 1/2= 1/4
1/6 + 1/2 -1/6 =1/2, 7.5-(2.5+3.8)=1.2, 7/8 + 3/8 =5/4
3/10 +1/5 =1/2, 4/5 - 7/10 =1/10, 2 - 1/6 -1/3 =1.5
0.51÷17=0.03, 32.8+19=51.8, 5.2÷1.3=4, 1.6×0.4= 0.64
4.9×0.7=3.43, 1÷5=0.2, 6÷12=0.5, 0.87-0.49=0.38 最佳答案
4/9×3= 5÷1/3 = 1/2÷1/3 = 2/7×3/9 ÷2/7 = 21/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7×14= 2/3÷5/6= 1.25×8= 3/5÷5/8= 6/7×3/2= 6×8.8= 4/11÷4= 4/9×3/8= 5/3÷5= 0÷8/3= 4/7 -2/3= 2/7×2 = 41/12×4= 4÷3/16= 12÷9/4 = 75/8 ÷5= 12×16/9 = 2/3×3= 8÷9/4 = 5/3÷3/5 = 4/5×5/8 = 7/9×9/7 = 2.64+3.6= 2.4×50= 3500÷70= 2050-298= 2+7÷9= 0.3÷3%= 81.2-11÷7-×3= 6696÷62-6.5×10.6 =
1. 89÷100= 0.82+0.08= 73×1= 0.63×10= 4÷10= 17÷1000=
0.56+0.4= 1.25×100= 5.6+99=
100÷25= 1-0.93= 90-0.9=
794-198= 68×25= 6756-193-207=
5= 97×360+3×360=
⑨ 分数简算〈六年级〉
2013×2011/2012=(2012+1)×2011/2012=2011+2011/2012=2011又2011/2012
2012×1/2013=2012/2013