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1、学习必备欢迎下载 简便运算 18.769.918.76 3.522.50.4 3.9 4.1 6.1 5.9 5.63.5 9.60.80.4 4.2994.2 17.8(1.78 4) 0.491.4 1.252.532 3.6510.1 15.20.254 0.89100.1 146.5(2346.5) 3.834.563.835.44 4. 3612.58 9.7999.7 27.53.77.53.7 8.542.50.4 0.65101 3.20.2512.5 (45.9 32.7) 80.125 3.140.6831.40.032 5.61.250.82.50.4 7.20.22.4
2、1.4 8.91.01 7.74(2.8 1.3)1.52.2 3.92.73.97.3 181.80.1250.8 12.79.91.27 21( 9.33.7 )5.6 15.02-6.8-1.02 5.411-5.4 2.316+2.323+2.3 9.43- (6.28-1.57 ) 3.654.736.50.37 46572386 13.70.253.74 2.229.9+6.66 6.7 1010.87 - 0.9187 10.716.1 -15.110.7 0.79199 4.8+8.63+5.2+0.37 5.93+0.19+2.81 1.76+0.195+3.24 2.35+
3、1.713+0.287+7.65 1.57+0.245+7.43 6.02+3.6+1.98 0.134+2.66+0.866 1.27+3.9+0.73+16.1 学习必备欢迎下载 7.5 4.9 6.5 3.070.381.62 1.293.72.71 6.3 82.451.5 3.251.790.591.75 23.40.813.4 7.2 0.32403 3.2 0.364.8 1.64 1.233.40.23 6.6 0.2536 12.7(3.70.84) 36.541.764.54 0.250.735 7.60.80.27.6 0.85199 0.258.54 1.288.60.
4、728.6 12.50.960.8 10.49.60.5 0.8(4.31.25) 3.123.1299 28.610128.3 0.8615.70.8614.7 2.4102 2.311.20.5 147.322.68 2.648.677.3611.33 7028 (2.5 0.25)0.4 9.161.50.59.16 3.6 3.60.5 63.42.50.4 4.91.4 3.9(1.35) (7.7 1.54)0.7 2.52.4 2.745 15(0.150.4) 0.351.2520.8 32.40.90.132.4 150.25 递等式 6- 1.64= 5.38+7.85-5
5、.37= 7.20.8 -1.25= 6- 1.193-0.43= 6.5( 4.8- 1.24)= 0.681.9+0.32 1.9 10.15- 10.750.4 -5.7 学习必备欢迎下载 5.8(3.87-0.13 )+4.23.74 32.52- (6+9.7283.2)2.5 (7.1-5.6 )0.9 -1.15 2.5 5.42.6 ( 3.7-2.9 )+0.62 126(12-7.2 )-6 1267.2 -6 33.02(148.4 90.85 )2.5 218( 2+2.5)-1.8 0.38 + 9.62 3.75.4= 8.74 - 8.74 2.3 + 700 0
6、.03= 4.38 (36.94 + 34.30.2)= (5.84 - 3.9 ) 0.4 + 0.15 0.92= 1.5 8 + 3.6 9 20 - 2.548 + 3.25 1.8 (1.4 - 0.26 2) 7.6 - 5 (0.3 + 0.9)10 8.4 8.41.518 (1 0.99) (38.6 8.6) (0.25 + 2.5 + 25)0.4 8.4 + 7.66 + 2.34 +1.6 0.05 (83+117) (9.6 5.6) 4.5(3.25 -1.25) 0.75 35.6- 51.73 6.75+2.52 1.2 0.450.250.2 0.8 9.8
7、 0.2 9.8 0.2 3.996(15.4 15.4)0.36 (8.42 1.42) 0.50.4 1.42- 0.3660.6 49.50.2 - 2.0723 6.7+3.3 4.4+5.6 1- 0.09(0.12+0.88) 8.5+1.5 2+10.4 10- (0.2+6.37 0.7) 0.05 (6.1-4.6) 0.8 -1 0.36 0.12536(40.5) 36 15.6- (4.1+0.2+6.86 0.7) 5-(1-1.20.8) 4 2.51.2548 (12.5+12.5+12.5+12.5)0.8 10.76.8 - 6.80.7 7.86-3.12-
8、2.88+5.14 90.8- (7.03+2.17) 0.45 1.30.398+0.13 1.11 10.25+0.4 0.6 13.63-40.62 25.8+10.5 (5 -3.5) (5.5+6.8 0.65) 2.5 8.12 6.8 0.1212.8 (3.21.5+2.5 )1.6 学习必备欢迎下载 5.38+7.85-5.37 17.20.8 -1.2 0.681.9+0.32 1.9 10.15- 10.750.4 -5.7 12.8(3.27-0.53 )+4.213.7 6.1+9.728 3.22.5 (7.1-5.6 )0.9+1.15 5.6(3.7-2.9 )
9、+0.83 5.5+(12.8- 6.80.55) 8.5 0.12 4.8 0.12 (3.21.5+2.5 )1.6 5.38+7.85-5.37 7.20.8 -1.25.2 6.5(14.8- 1.24.3) 5.8(3.87-0.13 )+4.23.74 32.52- (6.6+9.728 3.2)2.5 (7.1-5.6 )0.9 -1.15 2.5 5.42.6 ( 3.7-2.9 )+0.62 (6.8- 6.80.55) 8.5 0.12 4.8 -5.263.2 (3.21.5+2.5 )1.6 0.681.9+0.32 1.9 方程 (0.5+x)+x=9.8 2 2(X
10、+X+0.5)=9.8 25000+x=6x 3200=450+5X+X X-0.8X=6 12x-8x=4.8 7.5*2X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91x1.3 X+8.3=10.7 15x3 3x816 7(x-2)=2x+3 3x+9=27 18(x-2)=270 12x=300-4x 7x+5.3=7.4 3x5=4.8 30x+25=85 1.48 -2x=6 6x- 12.83=0.06 410-3x=170 3(x+0.5)=21 0.5x+8=43 6x-3x=18 学习必备欢迎下载 1.5x+18=3x 53-x2=8 0.273
11、x=0.35 1.8x=0.972 x0.756=90 9x-40=5 x5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200- x) 5=30 (x- 140)70=4 0.1(x+6)=3.3 0.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5- 3.5) x=4 x+19.8=25.8 5.6x=33.6 9.8-x=3.8 75.6x=12.6 5x+12.5=32.3 5(x+8)=102 x+3x+10=70 3(x+3)=50-x+3 5x+15=60 3.5-5x=2 0.37+4x=12.5 x1.5 -1.25
12、=0.75 4x- 1.36=2.6 20-9x=1.26.25 6x+12.8=15.8 1502+3x=690 2x-20=4 3x+6=18 2(2.8+x)=10.4 (x- 3)2=7.5 13.2x+9x=33.3 3x=x+100 x+4.8=7.2 6x+18=48 3(x+2.1)=10.5 12x-9x=8.7 13(x+5)=169 2x-97=34.2 3.4x-48=26.8 42x+25x=134 1.5(x+1.6)=3.6 2(x-3)=5.8 65x+7=42 9x+42.591 学习必备欢迎下载 4.2x+2.5x 134 10.5x+6.5x=51 89x
13、-43x=9.2 5x-45=100 1.2x-0.5x=6.3 23.4=2x=56 4x-x=48.6 4.5x-x=28 X-5.7=2.15 155X-2X=18 3X+0.7=5 3.52=4.2+x 261.5=2x+10 0.516160.2=4x 139.25X=0.403 16.9X=0.3 23x=14x14 x14x=65 35x80 1.8+6x 54 6.7x 60.36.7 94x40 2x+8=16 23x-14x=14 x+7x=8 9x-3x=6 6x-8=4 5x+x=9 x-8=6x 4/5x=20 2x-6=12 7x+7=14 6x-6=0 5x+6=
14、11 2x-8=10 1/2x-8=4 x-5/6=7 3x+7=28 3x-7=26 9x-x=16 24x+x=50 6/7x-8=4 3x-8=30 6x+6=12 3x-3=1 5x-3x=4 2x+16=19 5x+8=19 14-6x=8 15+6x=27 学习必备欢迎下载 5-8x=4 7x+8=15 9-2x=1 4+5x=9 10-x=8 8x+9=17 9+6x=14 x+9x=4+7 2x+9=17 8-4x=6 6x-7=12 7x-9=8 x-56=1 8-7x=1 x-30=12 6x-21=21 6x-3=6 9x=18 4x-18=13 5x+9=11 6-2x
15、=11 x+4+8=23 7x-12=8 X-5.7=2.15 155X-2X=18 3X0.7=5 3.52=4.2x 261.5=2x 0.516160.2=4x 9.25X=0.403 16.9X=0.3 X0.5=2.6 35x80 1.8-6x 54 6.7x 60.36.7 94x40 0.2x 0.40.5 3.7 9.4x 0.4x 16.2 124x20 1/3x 5/6x 1.4 12x34x=1 18x14x=12 23x514=14 1234x=56 2214x=12 (0.5+x)+x=9.8 2 2(X+X+0.5)=9.8 25000+x=6x 3200=450+
16、5X+X X-0.8X=6 学习必备欢迎下载 12x-8x=4.8 7.5*2X=15 1.2x=81.6 x+5.6=9.4 x-0.7x=3.6 91x 1.3 X+8.3=10.7 15x 3 3x816 7(x-2)=2x+3 3x+9=27 18(x-2)=270 12x=300-4x 7x+5.3=7.4 3x5=4.8 30x+25=85 1.48 -2x=6 6x- 12.83=0.06 410-3x=170 3(x+0.5)=21 0.5x+8=43 6x-3x=18 1.5x+18=3x 53-x2=8 0.273x=0.35 1.8x=0.972 x0.756=90 9x-40=5 x5+9=21 48-27+5x=31 10.5+x+21=56 x+2x+18=78 (200- x) 5=30 (x- 140)70=4 0.1(x+6)=3.3 0.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5- 3.5) x=4 4x=440 2.1x=16.8 18(x-2)=270 18(x-2)=270 12x=300-4x 7x+5.3=7.4 0.1(x+6)=3.3 0.4 4(x-5.6)=1.6 7(6.5+x)=87.5 (27.5- 3.5) x=4 学习必备欢迎下载