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1、0.3x6=0.8x9 =0.5x2 =9.1x9 =0.5x4=0.2x4=0.04x7=0.44x2 =0.03x8=0.08x2 =0.6x30=0.43x2 =5.1x70=8.2x30=0.02x3 =1.2x50=0.06x7=0.22x30=0.91x20=0.22x20=0.6x9 =0.8x6=0.1x8 =4.1x3 =0.2x9 =0.7x8=0.02x6=0.81x6=0.06x6=0.42x4=0.02x4=0.12x5 =0.09x6 =7.1x40=0.71x3 =0.07x3 =0.07x9 =0.11x80=0.13x20=0.51x70=0.7x2 =8.5
2、x2 =0.7x9 =7.3x3 =0.2x4=0.9x4=4.2x50=0.04x5 =7.1x70=0.02x9 =0.15x2 =0.04x3 =0.91x7 =0.32x5 =0.9x80=0.05x3 =0.54x2 =0.82x40=0.31x70=0.61x80=7.2x2 =4.3x2 =9.2x4=0.7x5 =4.1x6=0.8x8=0.03x9 =0.14x2 =0.04x2 =9.1x40=0.7x70=0.12x3 =0.64x2 =0.91x5 =0.51x7=0.07x2 =0.7x60=0.33x20=0.02x40=0.61x60=5.1x4=9.3x3 =3
3、.1x8 =1.2x5 =6.1x7=3.4x2 =0.31x6 =0.03x3 =4.2x30=4.1x80=0.75x2 =4.1x60=7.1x20=0.04x4=0.41x9 =0.52x5 =0.61x3 =0.91x70=0.62x40=0.52x20=12.32-0.8=52.98:0.6二31.74-0.6=28.26-0.3 =77.68-0.8=14.12-0.4=14.8529 二67.76:0.7二13.17-0.3=67.13+0.7=80.28-0.9=32.48:0.7 二37.71-0.9=52.44-0.6=52.57-0.7=32.41-0.7=26.32-
4、0.8=32.48-0.4=17.55-0.9=33.76:0.8=31-5 =11-5 =47-5 =395 =12-5 =3.66 二2.7- 3 =2.8- 4二25.2-9 =19.2-3 =52.5-7=62.4-8=48.8-8=0.64-0.3 =0.34-0.3 =4.71-10=92-1000=41.4-0.6=7.72-0.2 =26.4:0.3 二17-5 =27:5 二1835 二192=28:5 二7.62二1.6:4 二2.4:4二67.2-7=29-0.5 =23.7-3 =35.2-8 =73.6-8=57-0.3 =1.2-0.3 =18.610=5.44-0
5、.4=26.4-0.6=10.5+0.7二55.84-0.6=34-5 =33:5二38:5 二43 5=46:5 二2.4-3 =3.2-2 =27.93=28.737=77.6-8 =19.2-8=38.5-7=11.5-5 =2.4-0.4=1.4:0.5 二2.78-10=22.4:0.5二31.2-0.4=5.584-0.9=4.32-0.6=24-5 =48:5 二15+2 =14-5 =13:2 二8.4-2 =7.2-3 =13.4:2二28.2-6=68.6:7二31.2-6=17.4-6=77-0.7=470.2 =77.8-10=3.42-0.6=0.64-0.2 =1.
6、62-0.2 =16.2+0.3 二2.42-100=2.77-100=9.17-100=42.96+0.6 二73.44-0.9=38.2:1000=81.2-100=8.08:100二31.02-0.6=68.7-1000=47.1-1000=26.7-100=8.62-100=62.91:0.9 二91.1-1000=28.91000=67.3-100=42.9628二52.36:0.7 二26.7:1000=76.31000=5x3 =5x7 =93x2 =70x5 =2x15 =30x5 =5x70=5x71 =21x5 =5x16=5x60=5x31 =5x90=5x81 =51x
7、5 =5x13 =2x100=2x344=2x802=2x924=5x2 =3x5 =2x10 =5x51 =2x54=12x5 =5x21 =22x2 =61x5 =80x5 =5x91 =11x2 =35x2 =40x5 =81x5 =29x2 =2x303=432x2=140x2=2x441=5x6 =2x5 =7x5 =9x5 =5x8 =5x9 =16x5 =41x5 =18x5 =5x40=47x2 =81x2 =90x5 =84x2 =2x31 =2x33 =5x50=20x5 =50x5 =91x5 =2x39 =34x2 =2x32 =5x30=33x2 =5x41 =5x1
8、5 =2x36 =70x2 =46x2 =31x5 =2x94 =17x2 =71x5 =13x2 =5x20=17x5 =2x28 =5x12 =2x24=5x10=61x2 =71x2 =5x80=2x50 =14x5 =2x17 =2x53 =2x111=922x2=122x2=740x2=824x2=2x532=314x2=713x2=202x2=2x543=2x640=2x803=2.3x03 =0.8x0.6 =0.6x0.8 =0.9x0.8 =03x0.2 =07x0.7=2.2x0.2 =43x0.2二0.2x0.3 =1.1x04二1.5x0.2 =0.42x0.5 =0.
9、32x0.3 =0.61x0.5 =0.91x0.8=0.81x0.3 =0.61x0.2=0.21x0.6=0.03x0.3 =3.3x0.2 =0.5x07 =1.1x07=2.4x0.2 二0.7x0.8 =0.4x0.6 =0.3x03 =2.5x02二2.1x03 =3.4x02 二13x0.2 =0.41x0.5 =0.95x0.2=0.21x0.3 =0.21x0.2 =0.53x0.2=0.61x0.7=0.62x0.4=0.22x0.3 =14x0.2 =2.1x0.2 =07x0.2 =2.1x0.4=4.4x0.2 =0.8x0.8 =2.3x0.2 =0.9x0.2 =
10、1.1x03 =2.2x0.4=0.51x0.9=0.23x0.2 =0.21x0.9=0.91x0.7=0.11x0.3 =0.91x0.5 =0.91x0.6=0.51x0.6=0.75x0.2 =3.1x0.2 =4.1x0.2 =l.lx0.8=07x0.9 =0.2x0.6=0.2x0.4=1.2x0.2 =3.2x0.2 =l.lx0.2 =4.2x0.2 =0.02x0.2 =0.52x0.2 =0.03x0.2 =0.92x0.3 =0.22x0.5 =0.61x0.6=0.85x0.2 =0.31x0.5 =0.72x0.4=1.2x04二1.3x03 =2.2x03 =3.
11、5x0.2 =l.lx0.5 =4.5x0.2 =l.lx0.6=1.2x0.5 =0.9x0.6=1.2x0.3 =0.21x0.8=0.51x0.4=0.81x0.5 =0.74x0.2 =0.32x0.2 =0.12x0.2=0.81x0.9=0.02x0.3 =0.12x0.5 =101x0.72=101x0.92=2.5x7.9x2 =9.5x25x0.4=4x3.6x1.25 =5.2x12.5x8 =2.5x5.3x0.8 =0.5x6.8x1.8 =0.6x7.3x0.5 =0.5xl.8xl.2 =2.5x37x3.2 =5x(84.88x2) =2.5x0.125x8=6.
12、7x125x0.8 =2.2x8 + 6.8x8 =7.8x1.25x0.8=1.25x7.7x7.2 =92x8.2 + 8x8.2 =7x7.6+93x7.6=2.5x(4x21.86) =101x0.26=6.1x5x0.2 =9.1x5x0.2 =3.1x1.25x8 =5.1x0.25x4=4.3x25x0.4=2.5x3.8x0.8 =0.5x3.2x0.8 =0.5x6.1x0.4=0.5x5.4xl.6 =0.5x5.8x0.2 =5x(2x56.85) =5.7x0.125x8 =8.8x125x0.8 =2x6.6+8x6.6=1.25x1.1x6.4=5.9x125x0.
13、08 =91x4.4+9x4.4=97x0.2 + 3x0.2 =2.5x(95.88x4) =101x0.38=9.6x5x0.2 =4.2x1.25x8 =9.4x0.25x4 =1.25x2.9x4=9.1x0.25x4=2.5x6.9x 1.6 =0.5x8.3x1.4 =1.8x3.2x0.5 =2.5xl.2x0.4=5x(2x89.47) =5x(90.03x2) =7.6x125x0.8 =8.5x0.125x8=5x1.14-5x1.1 =0.8x3.2x1.25 =5x9.7 + 95x9.7二91x9.2+9x9.2 =2.5x(4x92.32) =2.5x(91.99x
14、4) =2.5x(17.42x4) =2.5x(26.68x4) =3.6x12.5x0.08=1.25x(83.73x8) =1.25x(69.01x8) =9.6x7.8-7.8xl.6=4.1x2.8-2.8x4.1 =6.5x77-6.5x3.7=4.4x27-2.7x4.4=5.4x9.5-9.5x3.4=2.8x5.8-3.8x2.8 =3.1x5.8+6.9x5.8二98x1.46+2x1.46=98x2.23+2x2.23 =1.25x(46.5x8) =2.5x(4x42.53) =1.25x(8x76.52) =1.25x(39.35x8) =6.5x77-6.5x2.7=
15、4.8x8.9-8.9x1.8=8.8x3.3-8.8x23 =1.4x37-1.7x1.4=6.3x47-2.7x6.3 =2.9x4.6-4.6xl.9=8.3x5.7-37x8.3 =6x8.73+94x8.73 =92x7.98+8x7.98=1.25x(91.2x8) =2.5x(36.59x4)二1.25x(73.18x8) =1.25x(8x66.18) =3.2x6.2-3.2xl.2 =7.6x6.1-2.1x7.6=二53x7.5-7.5x5.3 =1.6x6.3-13x1.6=6.2x6.2-6.2x2.2 =23x8.6-8.6x2.3 =0.2x1.5+0.8x1.5
16、 =3.6 x 2.7+ 6.4 x 2.7二0.6x5 =2.1 x8 =0.4x5 =0.04x5 =0.06x2 =9.1x30=0.51x8=0.65x2 =2.2 x03 =07x0.5 =3.2x02二0.3x0.6=2.1x0.2 =0.31x60=0.21x30=0.31x0.5 =0.22x0.5 =5.6x5x0.2 =2.5x6.2x3.6 =2.5x2.9x3.6 =6.1x6=1.1x9=0.2x3 =0.6x70=0.05x9=0.05x2 =0.02x6=0.13x3 =0.9x0.2 =4.4 x 0.2 =1.2x0.4=0.7x0.8=3.1x0.2 =0.
17、51x80=0.63x20=0.32x0.5=0.71x0.3 =1.25x7.8x4=2.5x7.3x0.4=8.4x2.5x0.4=0.3x7 =1.3x2 =0.2x4=0.02x3 =0.21x6 =8.5x20=0.04x3 =2.1x90=2.1x0.4=4.5x0.2 =1.1x07=l.lx0.2 =0.53x30=0.95x20=0.11x0.7=0.22x0.3=101x0.22 =2.1x25x0.4=9.8x0.5x0.2 =2.5x3.9x3.2 二姓名:0.2x6.1x0.5 =4.3x125x0.8 =1.4x125x0.8=8x 1.6+2x 1.6=1.25x
18、8.6x1.6=1.25x6.7x5.6=93x0.5+7x0.5 =2.5x(94.64x4) =1.25x(8x47.96) =1.25x(81.12x8) =7.3x4.6 - 4.6x1.3二3.9x6.6-6.6x3.9=5.5x2.9-2.9x4.5 =96x0.56+4x0.56=5x(2x55.97) =6.3x0.125x8 =Ix6.9+9x6.9 = 9x0.6 + 1x0.6= 1.25x6.1x6.4=4.9x125x0.08= 94x6.6+6x6.6 二 2.5x(38.89x4) = 1.25x(8x16.07) =3.9x9.5-9.5x3.9 =6.4x22
19、 - 6.4x22二3.7x7.7-77x1.7 =1.5x67-3.7x1.5 =5x(32.33x2) =9.9x125x0.8 =8x0.7+2x0.7=2.5x(86.6x4) =1.6x4.5x1.25 =6.9x125x0.08 =5x6.1+95x6.1=2.5x(33.25x4) =1.25x(94.35x8) =8.6x6.8-6.8x2.6=5.4x7.8-7.8xl.4=17x1.1-1.1x1.7=2x1.75+98x1.75=37-5 =16:5 二47-5 =26-5 =34-5 =9.3 3 二4.5:3=7.6:4 二3.9-3 =7.8-2 =26.4-8 =
20、18.9-7=58.2-6=74.4-8=35.5+5 =52.8-8 =9.49:10=49.1-10=15.110=39:1000二21-5 =17-2 =39:5 二38-5 =365 =2.8 2 二2.8:7 二4.8:3二4.4-2 =5.62二38.4-6=31.5-5 =73.8-9=75.2-8=43.2-8 =94-100=6.43-10=4.05-10=9.97-10=56.9:100 二29 5 二15+2=23:5 二22-5 =48-5 =1.8-2 =6.4:8 二7.2-4=7.5-3 =1.5 3二36.4-7 =29.4-7=23.6-4=44.1-9 =5
21、1.3-9 =87-100=63.5-10=74.9-10=661000二5.44-100=11-5 =32-5 =3”5 二27-5 =14-5 =8.7-3 =1.2-3 =1.4-7=7.2-6 =9.6-8 =18.8:4 二23.8-7=18.5-5 =7.3-10=16.8:2=83.2-10=94.7-10=1.92-10=551000二3.79:100=5.29+100=81.4-100=8.35-100 二64.5:100二62.7-1000=1.04-100=63.9:100 二7.33-100=3.84-100=38.2:1000 二89.1-100=64.7-100=1
22、8.8:100二45.9-100=37.41000=1.82-100=3.57-100=58.7-100 二91.6-100 二72.9:1000二”0.5 二6.64-0.6=1.4-07=1.28:0.4 二2.17-0.7=1.08-0.6=3.694-0.9=0.364-0.3 =3.12-0.4=1.44-0.6=17.1-0.3 =1.36-0.8=7.66-0.2 =1.84-0.2 =二1.53+0.3=7.92-0.8=24.4-0.4=3.44-0.8=15.04-0.2=3-0.6=870.3 =4.8:0.8 二3.54-0.6=2.49+0.3=56.70.9=2.9
23、5:0.5 二3.85-0.7 二6.664-0.9=6.554-0.5 =4.32-0.8=4.06-0.7=1.71-0.3 =16.5-0.2 =1.04-0.2 =3.81-0.3 =25.8-0.6=0.91-0.7=0.56+0.4 =11.76:0.2 二2.4+0.5 二3.6E.2 二二8.79-0.3=5.04-0.7=1.98-0.6=35.54-0.5 =18.9:0.7二3.22-0.7=1.56-0.4=18.4-0.4=0.38-0.2 =30.1-0.7=2.88-0.8=3.54-0.3=5.88-0.7=24.5-0.7=0.36-0.2 =39.6+0.4=24.64-0.4=1.2-0.5 =2.807=7.2-0.8 =二6.48-0.8=1.26+0.7 =39.2:0.7 二3.854-0.5 =5.82-0.6=3.064-0.6=2.25:0.3 二37.5-0.6=0.98-0.7=1.83:0.3二6.964-0.8=2.32-0.4=7.95-0.3 =12.8-0.2 =16.56W.3 二43.75:0.5二