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1、0.7x3 =0.4x2 =0.4x4 =0.2x2 =2.1x6 =0.8x6 =9.2x4=0.72x5 =9.2x30=6.3x30 =0.08x4=0.81x6 =0.08x8=9.1x80=0.23x3 =0.02x4=2.2x20=0.63x2 =0.83x30=0.81x40=3.3x3 =0.5x3 =4.2x4 =0.8x3 =5.1x9 =0.7x6=9.1x2 =0.08x5 =0.08x9 =3.2x20=1.3x30=0.9x50=5.2x40=0.07x6=0.04x5 =0.13x2 =0.08x6=0.04x4=0.12x30=0.61x90=2.2x3 =0.
2、7x2 =0.8x5 =5.5x2 =0.1x8 =0.3x5 =7.1x5 =0.91x6 =0.81x5 =0.8x50 =0.04x8 =0.05x4=0.72x4=0.02x7 =0.33x3 =4.4x20=0.4x70=0.24x2 =0.81x80=0.91x20=6.1x5 =0.7x4 =0.5x2 =0.7x3 =0.5x5 =0.9x4=0.2x5 =0.03x4=0.09x7 =0.31x4=0.11x3 =0.05x5 =0.53x2 =0.04x3 =0.07x7 =0.6x40 =0.32x3 =0.65x20=0.51x80=0.14x20=1.2x3 =0.8
3、x8 =5.1x2 =0.4x4=0.2x9 =0.2x8 =7.1x7 =9.2x40 =0.09x4=7.1x50 =6.2x40 =0.4x80 =0.02x5 =6.1x80 =2.1x80 =0.12x4=0.42x3 =0.54x20=0.31x40=0.31x30=0.1x9 =1.2-6=3.4x4=6x40.5 =8x0.08=4x3.05 =0.56:7 二0.14-7=1.6-0.2 =7.8x0.9 =0.30.5二85x0.02 =16.12-2=0.99+0.3 =0.48:0.4二0.21-0.3 =0.09x0.6=0.03x5.7=4.3x0.04=903x0
4、.06=2.4-3 =1.3x8 =0.2-5 =0.08-8=80x4.4=7x60.2 =0.459 二80x7.7=0.3x0.9 =1.4-07=07x0.4=620x0.1=0.09x60=0.6x0.29=0.7x20.3 =0.61x0.3 =0.8x20.7=0.86-0.2 =0.7x0.99=0.03x110=4.9-7=3-0.5 =2-0.4=0.72-8=0.18:2二0.64-8 =6x0.42 =24.8-4=8.6-43 =0.4x9.6 =9.94-3.3 =15.24-3 =0.6x1.04=0.24-0.6=0.3x0.99=0.9x0.09 =0.8x3
5、.02 =0.72-0.9=0.3x0.84=740x0.05 =0.3-3 =0.5x8 =60x0.8=6x8.07=40.3:5二0.42-6=0.01x9 =0.09x9 =0.4-0.1 =8.5x0.9 =0.3x0.8=0.4x300=40.3x0.8=0.01-0.1=0.12-0.3 =0.68x0.1 =0.08x0.4=40.1x0,7=0.28-0.2 =0.07x600=0.3-6 =1.5-5 =0.63:9 二0.07x8=70x3.9=1.09x8=0.5x70=3.5-?-0.5 =3.5x0.6 =0.6+0.2 =0.1x300=602x0.6=0.7x3
6、.08=0.6x7.05 =0.3x9.09=0.04-0.4=0.03x0.6=3.5x0.06=3.03x0.6=0.04x808=3.3x0.2 =23x0.2 =2.1x0.4=0.6x0.9 =0.5x0.4=0.6x0.5 =0.8x0.8 =1.3x0.3 =0.2x0.9 =11x0.2 =二4.2x0.2 =0.82x0.2 =0.15x0.2 =0.51x0.2 =0.25x0.2 =0.52x0.2 =0.22x0.2 =0.11x0.4=2.2x0.3 =3.2x0.2 =1.3x0.2 =07x0.9 =0.8x03 =07x0.2 =2.4x0.2 =2.1x0.2
7、 =0.9x0.4=3.5x0.2 二1.2x0.2 =0.92x0.3 =0.42x0.5 =0.65x0.2 =0.82x0.5 =0.71x0.4=0.51x0.4=0.31x0.7=0.31x0.2 =4.4x0.2 =2.2x0.4=11x0.8 =1.4x0.2 =1.1x03 =0.5x0.2 =2.2x0.2 =1.2x0.4=4.5x0.2 =0.2x0.8=0.2x0.5 =0.62x0.5 =0.83x0.3 =0.41x0.3 =0.91x03 =0.92x0.4=0.32x0.5 =0.41x0.7=0.23x0.2 =3.4x0.2 =0.3x0.5 =4.3x0.
8、2 =1.5x0.2 二0.5x0.6=07x0.8=2.3x03 =0.4x0.2 =1.2x0.3 二0.3x0.2 =11x0.6=0.91x0.4=0.51x0.5 =0.04x0.2 =0.32x0.4=0.61x0.2 =0.21x0.2 =0.54x0.2 =0.93x0.2 =1.1x07 =11x0.5 =0.3 x0.8 =1.2x0.5 =0.8x0.9=2.1x0.3 =二l.lx0.4=07x0.4=07x0.3 =3.1x0.2 =0.71x0.6=0.21x0.8=0.02x0.2 =0.94x0.2 =0.72x0.4=0.51x0.7 =0.71x0.7=0.
9、33x0.2 =4.9x5x0.2 =8.7x25x0.4 =2.4x5.8x2.5 =1.6x1.1x0.5 =2.5x4.4x0.4 =3.6x5.5x2.5 =7.2x2.5x0.4 =0.5x9.6x1.6 =5x(81.81x2) =5x(21.84x2) =5x(59.38x2) 二3.3x0.125x8 =6.8x0.125x8 =4x0.8 + 6x0.8 =2.5x(30.9x4) =6.4x2.5x1.25 =1.25x2.6x5.6 =1.6x6.9x1.25 =99x8.1 + 1x8.1 =9x1.3+91x1.3 =2.5x5.8x2 =1.1x25x0.4 =3.
10、2x8.1x2.5 =0.5 x4.5 x0.2 =1.6x5.2x0.5 =2.5x5.9x3.6 =17x2.5x0.4=0.8x7.9x2.5 =5x(2x86.35) =5x(2x30.28) =5x(31.29x2) =2.9x0.125x8=1x6.6+9x6.6=9x7.8 + 1x7.8=4.6x1.25x0.8 =1.25x6.1x7.2 =3.2x8.4x1.25 =1.2x125x0.08 =9x1.6 + 91x1.6 =3x7.7+97x7.7 =5x(483x2) =2.3x1.25x8=8.3x2.5x0.4=2.5x7.4x2.4 =2.5x3.5x2.4=2.
11、5x7.9x2.8 =2.4x2.5x0.4=5x(30.44x2) =5x(92.98x2) =5x(60.99x2) =4.4x0.125x8 =8.2x0.125x8 =1x3.6+9x3.6=0.2x2+0.8x2 =5.8x1.25x0.8=1.2x12.5x0.8 =1.25x5.2x3.2 =7.9x125x0.08 =95x2.7 + 5x2.7 =2.5x(67.92x4) =2.5x(4x48.27) =2.5x(74.83x4) =8.1x12.5x0.08 =1.25x(8x10.17) =6.4x6.8 - 6.4x2.8=3.2x7.2-3.2x3.2 =8.2x6
12、7-2.7x8.2 =5.4x5.6-5.4x3.6 =2.6x7.9-1.9x2.6=7.2x6.3-23x7.2 =6x3.74+94x3.74=0.5x7.4+0.5x7.4=4x3.15+96x3.15=9.2x8.9+0.8x8.9=2.5x(65.33x4) =2.5x(4x93.58) =9.2x12.5x0.08 =8.1x3.9-2.9x8.1 =8.1x6.2-8.1x3.2 =9.2x8.2-9.2x2.2 =7.4xl.l-l.lx2.4=8.1x2.2-8.1xl.2 =8.1x7.4-7.4x2.1 =8.4x3.1-3.1x8.4=07x9.2 + 0.3x9.2
13、 =8x3.27+92x3.27=6.3x4.4+37x4.4=2.5x(4x17.28) =2.5x(35.68x4) =1.25x(14.99x8) =8.2x57-1.7x8.2 =6.2x4.1-4.1x2.2 =8.3x7.1-8.3xl.l =9.5x2.7-27x1.5 =2.1x7.2-2.1xl.2 =3.3x9.3-93x2.3 =4.2x73-3.3x4.2 = 0.1x9.6+0.9x9.6= 3x0.71+97x0.71= 2.6x5.8 + 7.4x5.8 =4-5 =8.6-2 =0.8:8 =2.1-3 =3.6:3二9.3 : 3 二1.8:3 二1.5-3
14、=6.3-9 =0.5-5 =0.3-3 =0.06-6=0.18:6二0.72-8=0.63:7 二0.02-2 =0.56-7=24.32-4=24.24-8=49.35-7=1-5 =8.8:4 二2.4-2 =8.4-2 =2.8:7 二0.6:6 二3.6-？6=8.1-9 =2.5-5 =0.2-2 =1.2-2 =0.25-5 =0.63:9二0.64-8=0.32-4=0.08:4二0.15-5 =64.16-8=24.48-8=45.81-9=3 6 二3.5 7二6.3:3 二3.2-4=6.6:3 二1.6:2二0.6:2 二6.2-2 =9.6-3 =8.8-2 =0.
15、16-2 =0.16-8=0.72-9=0.36-6=16.2-4=0.35-7二0.45-5 =14.14-7=64.24-8=28.28-7=6.9-3 =0.4-4=0.9 : 3 二2.7-9 =9.9:3 二2.1-7=0.9:9 二2.6-2 =0.6-3 =2.8-4=0.06-2 =36.3-6=0.12-2 =0.24-6=0.21-7 =48.3:6二0.27-9 =42.54-6=27.36-9=56.48-8=8.4-4=1.2-3 =1.6:4 二1.5-5 =3.9:3 =6.6:2二4.4-2 =4.8-2 =2.8-2 =1.8-6=12.9-3 =45.1-5
16、 =0.09:9二0.18-9 =0.36+4二0.56:8 二0.54-6=24.24+4=64.32-8=30.35:5二4 4-0.5=34-0.5 =7.2-0.9=3.3-1.1=0.6:0.3 =4.4-2.2 =9.3 : 3.1二4.8:0.6=6.6:1.1二8. ”0.9二1.2-0.4=8.8-1.1 =4.4-1.1 =1.4-07=0.48-0.2 =0.26:0.2二0.96-5-0.3 =0.48:0.4二0.84-0.2 =0.93-0.3 =0.634-0.9=0.72-0.9=0.364-0.6=9.6-3.2 =2.1-07=8.4:2.1 二6.2-3.
17、1 二2.6-1.3 =3.5-07=3.6+0.4=3.64-0.9=0.63-0.7=0.05+0.1=0.08-0.1=0.18:0.6 二0.08-0.4=0.64-0.2 =0.66+0.3=0.16-0.4=0.56-0.7=2-0.4=8.8-2.2 =0.34-0.6=4.5-0.9=6.8：3.4 二1.8:0.6=0.4:0.5 二5.4-0.6=4.8-2.4=3.20.8 =6.34-0.9=0.24-0.2 =0.04-0.2 =0.82-0.2 =0.39:0.3二0.064-0.3 =0.28-0.2 =0.364-0.9=0.28-0.7=0.32-0.8=1-
18、0.5 =2.1-03 =6.4-3.2 = 0.6-0.1 =4.2-2.1 =2.81.4=5.64-0.8 =1.2-0.2 =1.5-0.5 =1.4-0.2 =0.88-0.4=0.12-0.3 =0.24-0.6=0.72-0.8=0.07-0.7=0.62-0.2 =0.364-0.3 =0.14-0.7=0.04-0.1=0.28-0.4=0.1-0.5 =9.9-3.3 =4.8：1.2 二6.64-3.3 =0.8E.4 二1.803 =2.2-1.1 =2.4-0.8 二1.6-0.2 =2.50.5二0.66-0.2 =0.27-0.9=0.24-0.8=0.46+0.
19、2 二0.86:0.2二0.12-0.4=0.42-0.2 =0.06+0.6二0.09-0.1=0.68:0.2 二4-8 =3-0.5 =6.6:2=24.3-6=14.8:2=8.8-4.4=6.6-1.1 =0.5-0.1 =L4W.2 二5.64-0.8=3.2:0.4 二24.24-3 =24.48-8=28.56:7二32.48-8=0.18-0.6=0.02-0.2 =0.14-0.7=0.82-0.2 =0.04-0.1=2-5 =0.4-8 =8.4-2 =25.4-5 =0.56:8 二2.4-03 =2.2-1.1=2.4:1.2 二1.2W.6 二0.6:0.2 二8
20、.2-4.1 =81.81-9=56.32-8=18.27-9=10.35-5 =0.07-0.7=0.24-0.6=0.39+0.3=0.03-0.1=0.88-0.2 =2-0.5 =0.9-9 =2.7-3 =18.42 二30.4-5 =3.60.4=6.8-3.4=3.5-07=1.2-0.2 =4.8:0.6 二4.2-2.1=54.72:9 二18.63-9=24.12-3 =45.35+5 二0.064-0.3 =0.45-0.9=0.02-0.1=0.56-0.7=0.064-0.6=3.6-6 =1.8-9=0.15 =0.14-2 =0.42-7=3.64-0.6=6.2
21、-3.1 =8.6-4.3 =0.40.1=2.6:1.3 二4.907=21.21-7=21.357二49.49:7 二0.32-0.8=0.634-0.3 =0.66-0.2 =0.48-0.2 =0.26-0.2 =0.84-0.2 =5.6:8 二1.4-2 =10.6:2 二12.1-2 =2.1-07 =2.1-03 =6.34-0.9=1.5-03 =0.2-0.4=5.4:0.9 二6.4：3.2二12.36-6=10.25:5 二12.15:3 二0.09:0.3二0.04-0.2 =0.364-0.6=0.28-0.2 =0.48-0.6=0.72-0.9=101x0.47
22、=3.1x5x0.2 =7.2x0.25x4 =3.9x25x0.4 =6.7+7.71+8.3=5.7+5.15+7.3=0.5x2.2x0.6 =2.5x3.5x0.4 =0.5x8.1x1.6 =0.5x7.4xl.8 =2.5x2.4xl.6 =6x5.3+4x5.3二3x2.7+7x27=4.8x7.1x1.25 =1.25x7.6x1.6 =7.5x125x0.08=9.63+7.47+3.37二4.18+6.93+5.82=5.42+5.99+5.58=4.34+8.92+8.66二2.4x5x0.2 =1.2x5x0.2 =5.3x0.25x4=4x2.1x1.25 =6.8+
23、3.93+4.2=53x2.5x0.4=0.5x3.9x0.4=2.5x8.3x3.6 =2.5x7.2x0.4 =2.8x9.5x2.5 =3.7x125x0.8 =2.5x3+4.5x3 二2.4x3.1x1.25 =1.25x2.8x4.8 =1.25x6.3x6.4 =1.1x125x0.08=1.84+9.61+1.16=5.29+6.29+7.71=3.42+9.56+7.58二7.43+3.67+8.57=5.8x 5 x0.2 =5.8x12.5x8 =3.5x25x0.4 =5.9x0.25x4=7.6+5.98+6.4 二2.5x13x0.4=3.2x2.5x0.4=2.8
24、x4.4x2.5 =0.5x57x1.2 =2.5 x9.6x 3.6 =2.38+7.1+5.62=8x1.5+2x1.5二1.25x9.5x4.8=5.9x1.25x0.8 =3.4x1.25x0.8 =1.2x125x0.08 =6.35+4.23+5.65=9.77+4.53+7.23=7.17+1.85+9.83=3.83+7.61+6.17=7.82+7.75+7.18=9x5.2+91x5.2 =7.6x12.5x0.08 =4.4+8.5+75+7.6=9.2+8.4+76+8.8 二7.9+8.2+4.8+31=1.2+5.7+93+2.8=4.8+2.3+6.7+12=9.
25、4+15+4.6+7.5=8.1x5.2-5.2x2.1 =2.5x5.6-1.6x2.5 =4.6x8.6-4.6x2.6 =6x3.49+94x3.49=6.7+6.89+8.3+4.11=8.67+2.36+533=96x4.7+4x4.7 =81+8.8+2.2+2.9=93+4.7+2.7+4.3 二1.6+6.5+3.4+3.5=5.8+9.5+4.2+3.5=2.7+2.6+83+3.4二3.2+3.7+5.8+9.3=8.9+4.4+3.1+8.6=6.2x2.3-23x2.2 =4.8x7.9-7.9xl.8 =5.9x6.1-2.1x5.9 =97x1.12+3x1.12 =5.71+4.42+9.29=4.7x12.5x0.08 =1.5+5.6+4.4+9.5 二53+5.1+2.9+1.7=8.4+7.3+7.6+87=1.4+8.7+5.6+93=3.6+2.8+24+4.2=4.2+1.5+9.8+3.5 二3.5x9.4-9.4xl.5 =42x2.9-2.9x2.2 =2.5x7.3-2.5x13 =6.5x9.6- 1.6x6.5 =4.6x13 + 5.4x1.3 =