1,2,0.25m 0.8ft,8,6,(),1/2

8分之5比4分之1(求比值)0.6比2分之1(求比值)0.5t比200g(化简比)16分之5比0.25(化简比)0.36比6比值0.8*3分之2+5分之1/0.75
5/8:1/4=20/8=5/20.6:1/2=3/10:1/2=6/10=3/50.5t:200g0.5t=500g原式=500g:200g=5:25/16:0.25=5/16:1/4=5/40.36:6=1:100最后一题,得:6/5+4/15=22/15
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(5/8):(1/4)=2.5;
0.6:(1/2)=1.2;
1t=1000kg,所以(0.5t):(200g)=(500000g):(200g)=5000:2;
所以(5/16):(0.25)=(5/16):(1/4)=5:4
扫描下载二维码5又6/11-3.125-7又4/7-3又4/11+8又1/8-3又6/7-2又2/11+6又3/7(简算,结果好像是0,把过程写出了就OK—)3.825×1/4-1.825+0.25×3.825+3.825×1/2-7.2 ×0.125+0.375×1.1+3.6×1/2-3.5×0.3751/9+3/1999+...+(7+9+11+...+101)-(5+7+9+...+99)第一题是0,剩下的不是,3q
(3.825-1.825)×1/4 +3.825×1/2-7.2×1/8+1.1×3/8+3.6×1/2-3.5×3/8=2×1/4+3.825×4×1/8-7.2×1/8+1.1×3×1/8+3.6×4×1/8-3.5×3×1/8=1/2+(15.3-7.2+3.3+14.4-10.5)×1/8=158/10(1+2+3+4.+=(1+1998)××1/(7-5)+(9-7)+(11-9)+.(101-99)=2×95=190 第一题.(5-3-7-3+8-3-2+6)+(6/11-4/11-2/11-1/8+1/8-4/7-6/7+3/7)=1-1=0
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扫描下载二维码-0.25的平方除以(-1/2)的立方+(1/8-1/2)*(-1)的六次方
-0.25的平方除以(-1/2)的立方+(1/8-1/2)*(-1)的六次方=-(1/4)²÷(1/2)³+(1/8-4/8)*1=-1/16×8-3/8=-1/2-3/8=-4/8-3/8=-7/8
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原式=(-1/4)^2÷(-1/8)+(1/8-4/8)*1=1/16*(-8)-3/8=-1/2-3/8=-7/8
负128分之49
扫描下载二维码小学五年级口算题,要答案,竖列 如 1+1=2 1+3=4 1+2=3 1+5=6 1+2=3_百度知道
小学五年级口算题,要答案,竖列 如 1+1=2 1+3=4 1+2=3 1+5=6 1+2=3
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32×30= 960 96.(80÷20+80)÷4=21 8.20×8×5= 800 44.400÷80 = 5 83.120÷24 =5 55. 29.25×16= 400 30.120×25= 3000 31.600÷15 =40 61.6×5÷2×4=60 4.90×2= 180 14.60×12= 720 98.23×11= 253 40.160×5= 800 86.240÷40 = 6 71.40×15= 600 97.85÷17 = 5 63.36+8-40= 4 48. 33.7×15=105 95.42+7-29= 20 28.200-33×3= 101 36.25×9×4= 900 35.400+80 = 480 80.100÷4 =25 70.12×50= 600 38.60÷8 = 7.75÷15 = 5 54.10+12÷3+20=34 7.300÷60=5 73.40×80 =3200 82.26×4= 74 94.30×3+8=98 5.56÷14 =4 52.65÷13 = 5 53.16×6= 96 15.560÷14 = 40 59.220+80= 300 43.5×18= 90 93.10 37.540÷9=60 17.35-25÷5= 30 47.25×8= 200 39.840÷21 =40 58.98÷14 = 7 50.400÷4= 100 19.96÷4 = 24 78.24×3= 72 92.15×6= 90 91.350-80= 270 20.36×11= 396 32.80-25= 55 12.80÷40 = 2 68.72÷24 = 3 62.90÷15 =6 64.400÷4+20×5= 200 6.36×10=360 90.64÷2 = 32 74.10×76= 760 89.0×518= 0 88.4×250= 1000 87.78÷26 = 4 66.800÷16 = 50 57.100÷20 = 5 69.250÷5×8=400 3.336+70= 406 34.96÷24 =4 85.45+15×6= 135 2.42÷6+20=27 23.90÷6 =15 79.920÷4 = 230 72.48÷16 = 3 84.360÷40= 9 10.75-11×5= 20 27.400-80 = 320 81.125÷25=5 41.18-64÷8= 10 22.70+45=115 13.300×6= 1800 16.600-3×200=0 45.5 77.41+18÷2= 50 26.20+20÷2= 30 46.50÷5 =10 76.70+(100-10×5)=120 9.96÷16 = 6 65.64÷4 = 16 75.51÷17 =3 67.23×30= 690 99.160+70=230 21.390÷13 = 30 60.96÷24 = 4 51. 49.40-5×7= 5 24.00 42.80+60÷3=100 25.30×20= 600 18.30×50=1500
= 8 56.40×20= 800 11
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1.(1+1/2)(1+1/3)(1+1/4)......(1+1/100)
2.(1-1/2)(1-1/3)(1-1/4)......(1-1/100)
4.25*4/25*4
5.7.26-(5.26-1.5)
10.6.25+3.85-2.125+3.875
11.9-2456*21
12.0.5/11.5-4*2.75
13.1/2×3/5
14.3.375+5.75+2.25+6.625
16.3.8×5.25+14.5
17.2.1*4.3+5.7*2.1
18.30×1/3
19.102*45-328
20.2/3×12
21.2.8*3.1+17.6/8
22.3/5×5/6
23.(50-12.5)/2.5
24.2/5×1/3
26.1/2-1/6
27.3.5*2.7-52.2/18
28.1/7×1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
31.6.54+2.4+3.46+0.6
32.5/6-1/2
33.95.6*1.8+95.6*8.2
34.1/2×1/5
35.600-420/12
36.344/3.6-5.4*0....
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出门在外也不愁8分之3比0.25(求比值)答案是8分之3比0.25=3/8:1/4=3:2为什么
化简比5分之1:8分之1 0.75:3分之5 4.2:0.35 2.5:4分之33.6:4 3.6:40 0.25:2又4分之1 2又5分之2:3.6
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