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1、0.4x8 =0.2x4 =6.2x2 =2.2x4 =9.2x4 =5.1x3 =0.2x8 =0.2x3 =0.6x80 =0.07x4=0.08x9=0.91x2 =0.92x5 =4.4x20=0.21x6=0.51x4=0.05x7=0.04x3 =0.52x30=0.63x20 =0.9x2 =0.5x6 =0.4x3 =0.9x4=0.7x9 =0.6x9 =9.2x3 =2.2x3 =0.07x9=7.1x90=0.74x2 =8.3x20=9.1x40=6.1x40=0.06x3 =0.06x5 =0.12x3 =2.1x80=0.02x30=0.42x50=0.9x2 =0
2、.4x7 =0.2x3 =0.6x5 =0.4x6 =7.2x4 =1.4x2 =0.4x9 =7.2x20=0.07x2 =9.4x20 =0.03x4=0.21x2 =0.12x5 =0.23x2 =0.82x3 =0.51x8 =0.93x3 =0.41x90=0.71x70=0.8x2 =4.5x2 =0.3x8 =0.7x4=6.1x5 =0.5x7 =0.8x9 =4.2x4 =8.2x20=0.9x60 =0.02x9 =0.03x2 =0.11x4=7.3x20=0.93x2 =3.1x30=0.08x2 =0.41x50=0.52x40=0.53x20=0.7x5 =0.8x
3、4 =0.7x6 =4.3x2 =0.7x5 =1.2x3 =0.6x3 =0.07x3 =2.4x20=0.41x7=0.81x9 =4.3x30=6.2x40=0.03x9 =5.5x20=0.06x9 =9.5x20=0.43x30=0.91x70=0.85x20=0.4x9 =1.6-2 =48.4:8=0.06x2 =4.2x30=0.84x2 =0.8x0.8=07x0.9 =36.18-9=12.12-2=0.02-0.2 =0.064-0.3 =0.61x0.6=0.02x0.2 =101x0.86=9.8x0.5x2 =9.7x5x0.2 =3.1x0.25x4 =5.9x2
4、5x0.4=8x6.2x12.5 =4-0.8 =1.1x50=25.3:5 二1.2x40=0.04x5 =0.91x9 =0.”0.5 二1.8:0.9 二0.51x30=0.23x0.3 =0.41x0.3 =0.354-0.5 =0.64-0.8=101x0.28=101x0.17=2.5x5.9x4=3.5 x0.5x2 =2.4x1.25x8 =9.7x25x0.4 =1.25x8.5x8 =4.8-6=0.42-7=0.05x3 =0.18:6 二0.08-4=3.6 :0.4二69x0.5 二2.2x0.2 =56.32-8=0.21-0.3 =0.45x0.2 =0.71x0
5、.5 =0.46:0.2二101x0.54=17x5x0.2 =9.9x5x0.2 =12.5x8.4x8 =2.8x0.25x4 =7.4x8x1.25 =12.5x6.8x8 =1.1x03 =0.5x07 =33x0.2 =3.5x0.2 二03x0.2 =22x0.4 二3.4x02 二3.2x0.2 =2.1x0.4=45x0.2 二0.13x0.3 =0.03x0.3 =0.72x0.3 =0.61x0.8 =0.91x03 =0.41x0.4=0.51x0.9=0.64x0.2 =0.73x0.3 =07x0.9 =0.6x0.2 =12x0.2 =4.1x0.2 二07x0.6
6、=l.lx0.6=1.1x07=3.1x0.2 =2.1x0.2 =13x0.2 =0.43x0.2 =0.02x0.2 =0.32x0.3 =0.32x0.4=0.91x0.8 =0.61x0.4=0.14x0.2 =0.44x0.2 =0.13x0.2 =1.4x0.2 =0.3x0.7 =2.5x0.2 =1.2x03 二1.2x0.4=2.1x03 =4.4x0.2 =0.9x0.8 =0.5x0.5 =2.2x0.3 =0.51x0.6=0.93x0.2 =0.21x0.8=0.92x0.3 =0.11x0.9 =0.23x0.3 =0.42x0.4=0.12x0.3 =0.73x0
7、.2 =2.3x0.2 =11x0.5 =12x0.5 =11x0.8 =0.2x0.3 =0.9x0.6=2.3x03 =0.8x0.7 =4.2x0.2 二15x0.2 =0.62x0.5 =0.94x0.2 =0.34x0.2 =0.53x0.2 =0.21x0.7=0.52x0.3 =0.52x0.5 =0.71x0.5 =0.72x0.5 =13x0.3 =43x0.2 =0.8x0.2 =0.3x0.8 =0.8x0.5 =0.6x0.3 =11x0.2 =2.4x0.2 =2.2x0.2 =11x0.4=0.51x0.3 =0.51x0.2 =0.21x0.3 =0.41x0.7
8、=0.42x0.3 =0.71x0.9=0.42x0.2 =0.71x0.6=0.95x0.2 =101x0.82=5x(483x2) =5.4x0.25x4=3.8x25x0.4 =2.4x63x2.5 =2.5x3.4xl.6 =0.5x9.1x0.4=2.5x 5.9x3.6 =0.5x4.9x1.6=0.4x7.8x0.5 =5x(11.55x2) =4.2x0.125x8 =0.8x4 + 6.2x4=2x6.9+8x6.9=1.25x6.5x6.4=4.8x12.5x0.8 =4.8x7.3x1.25 =8.3x125x0.08 =98x5.9 + 2x5.9 =1.25x(8x9
9、0.3) =5x(2x54) =3.3 x25 x0.4 =7.7x0.25x4 =1.7x12.5x8 =9.8x2.5x0.4=1.2x3.6x0.5 =2.5x2.9x0.8 =0.2x2.1x0.5 =0.5x6.5x1.2 =5x(35.76x2) =5x(82.71x2) =4xl.l + 6xl.l =3.9x2 + 3.1x2 =2.5x(40.4x4) =6.5x1.25x0.8 =1.25x5.2x3.2 =8.5x1.25x0.8 =3.2x125x0.08 =2.5x(4x30.61) =2.5x(4x76.83) =2.5x87x2 =2.8x0.25x4 =5.9x
10、1.25x8 =2.5x6.6x2.8 =0.6x9.2x0.5 =0.5x5.lxl.8 =6.4x2.5x0.4=1.2x8.1x0.5 =0.5x9.1xl.2 =5x(32.25x2) =5x(79.58x2) =7x1.6 + 3x1,6=1x4.3+9x4.3 =2.5x(4x57.3) =5.6x1.25x0.8 =7.2x7.9x1.25 =8.2x125x0.08 =7.9x125x0.08 =2.5x(4x97.15) =2.5x(35.68x4) =2-4 =3.9-3 =6.9:3=0.05-5 =0.2-0.5 =9.6-3.2 =0.1-0.2 =3.2-0.4=0
11、.80.1 =1.8:0.9 二15.24-3 =54.24:6 二32.32-4=12.15:3 二30.24-6=0.12-0.3 =0.54-0.9=0.48-0.6=0.39+0.3 二0.21-0.7=3.6-3 =1.8-3 =8.2-2 =0.18-3 =3.5-?-0.5 =3.507 =1.6-0.8=二4.6+2.3 二3.6E.4 二48.56-8=63.42-7=56.28-7=64.24-8=0.86-0.2 =0.364-0.9=0.16-0.4=0.12-0.6=0.010.1=0.064-0.3 =2.1-7 =2-0.4=1.4:7二0.24-3 =0.94-
12、0.3 =27-0.3 =0.4:0.5 二8.2-4.1 =8.4-4.2 =9.3 : 3.1 二21.35:7 二12.12-4=18.18:3二27.18:9 二0.07-0.7=0.64-0.8=0.28-0.2 =0.27-0.9=0.45:0.9 二0.08:0.8二6.4-8 =0.4-8 =3:0.6 二0.18-6=5.6-?-0.8 =1.8-0.2 =3.9-13 =9.9-1.1 =4.2-07=6.3:2.1 二32.24-4=36.36-9=18.24-6=10.16:2二0.21-0.3 =0.63-0.7=0.664-0.3 =0.15-0.5 =0.93-5-0.3 =0.28-0.7=4.5:9 二0.6-6=10.3:5 二18.1-2=8.4-2.1 =6.307=6.6-1.1=03-0.1=4.50.5 二18.36:9 二24.64-8=42.54-6=56.56-7=54.18:9 二0.064-0.6=0.18-0.6=0.62-0.2 =0.05+0.1 二0.02-0.2 =0.18-0.3 =