六年级数学100道脱式计算带过程带答案 急 !
六年级数学100道脱式计算带过程带答案 急 !
六年级数学脱式计算带过程带答案 急
1.6÷ 3/8 – 3/8 ÷6
=1/6x(3/8-3/8)
=1/6x0
=0
2.4/7 × 5/9 + 3/7 × 5/9
=(4/7+3/7)x5/9
=1x5/9
=5/9
3.5/2 -( 3/2 + 4/5 )
=5/2-3/2-4/5
=1-4/5
=1/5
4.6 ×( 1/2 + 2/3 )
=6x1/2+6x2/3
=3+4
=7
5.8 × 4/5 + 8 × 11/5
=8x(4/5+11/5)
=8x3
=24
6.31 × 5/6 – 5/6
=(31-1)x5/6
=30x5/6
=25
7.4/5 × 25/16 + 2/3 × 3/4
=5/4+1/2
=5/4+2/4
=7/4
8.101 × 1/5 – 1/5 × 21
=(101-21)x1/5
=80x1/5
=16
六年级数学列式计算100道带过程带答案
遇到不会的题就上网找答案照抄,根本不想动脑筋,会让学生养成,在网上是问不到答案的哈
不思考的习惯,改正吧,多思考 做题不怕做错,就怕不思考
六年级数学题,急!带过程
140%×90%+10%×(140%×0.5)-1=33%
六年级数学题计算题急过程答案谢谢!
(9/2)×30%+0.25×20%=9×15%+5%=140%=1.4;
[(5/6)+(2/21)]×6+(17/29)=5+(4/7)+(17/29)=5+[(4×29+7×17)/(7×29)]=5+(235/203)=6+(32/203);
2.52×(4/5)+5.48×80%=2.52×80%+5.48×80%=(2.52+5.48)×80%=8×80%=6.4;
[(1/5)+80%]÷[(1/2)-30%]=(20%+80%)÷(50%-30%)=1÷20%=5;
六年级数学题急过程答案
30÷(30%×120%-30%)=500(本)
五年级数学脱式计算题简算100道,带答案急
1.45+15×6= 135
2.250÷5×8=400
3.6×5÷2×4=60
4.30×3+8=98
5.400÷4+20×5= 200
6.10+12÷3+20=34
7.(80÷20+80)÷4=21
8.70+(100-10×5)=120
9.360÷40= 9
10.40×20= 800
11.80-25= 55
12.70+45=115
13.90×2= 180
14.16×6= 96
15.300×6= 1800
16.540÷9=60
17.30×20= 600
18.400÷4= 100
19.350-80= 270
20.160+70=230
21.18-64÷8= 10
22.42÷6+20=27
23.40-5×7= 5
24.80+60÷3=100
25.41+18÷2= 50
26.75-11×5= 20
27.42+7-29= 20
28.5600÷80=70
29.25×16= 400
30.120×25= 3000
31.36×11= 396
32.1025÷25=41
33.336+70= 406
34.25×9×4= 900
35.200-33×3= 101
36.3020-1010=2010
37.12×50= 600
38.25×8= 200
39.23×11= 253
40.125÷25=5
41.4200-2200=2000
42.220+80= 300
43.20×8×5= 800
44.600-3×200=0
45.20+20÷2= 30
46.35-25÷5= 30
47.36+8-40= 4
48.2800÷40=70
49.98÷14 = 7
50.96÷24 = 4
51.56÷14 =4
52.65÷13 = 5
53.75÷15 = 5
54.120÷24 =5
55.200÷25 = 8
56.800÷16 = 50
57.840÷21 =40
58.560÷14 = 40
59.390÷13 = 30
60.600÷15 =40
61.72÷24 = 3
62.85÷17 = 5
63.90÷15 =6
64.96÷16 = 6
65.78÷26 = 4
66.51÷17 =3
67.80÷40 = 2
68.100÷20 = 5
69.100÷4 =25
70.240÷40 = 6
71.920÷4 = 230
72.300÷60=5
73.64÷2 = 32
74.64÷4 = 16
75.50÷5 =10
76.60÷8 = 7.5
77.96÷4 = 24
78.90÷6 =15
79.400+80 = 480
80.400-80 = 320
81.40×80 =3200
82.400÷80 = 5
83.48÷16 = 3
84.96÷24 =4
85.160×5= 800
86.4×250= 1000
87.0×518= 0
88.10×76= 760
89.36×10=360
90.15×6= 90
91.24×3= 72
92.5×18= 90
93.26×4= 74
94.7×15=105
95.32×30= 960
96.40×15= 600
97.60×12= 720
98.23×30= 690
99.30×50=1500
100.5×700=3500
六年级数学题急过程答案谢谢!
抱歉,我没买
1、=0.375x96-0.375x1+0.375x5
=0.375x(96-1+5)
=0.375x100
=37.5
2、=2/7÷[(7/8-3/4)x4/5]
=2/7÷[(7/8-6/8)x4/5]
=2/7÷(1/8x4/5)
=2/7x10
=35
3、=6/7-(2/5+3/5)x5/6
=6/7-1x5/6
=36/42-35/42
=1/42
4、=43%x550+45x4.3
=43%x550+450x43%
=43%(550+450)
=43%x1000
=430
高伯伯比周叔叔=4比6
高伯伯:5/(4+6)*4=2万元
周叔叔:5/(4=6)*6=3万元
从12时到24时时针走过一圈。分针走过12圈
时针走过面积=π*4*4
分针走过面积=π*5*5*12
=300π
16π/300π*100%=5.3%
时针扫过的面积是分针扫过面积的5.3%
六年级数学100道脱式计算带过程带答案 急 !视频
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