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1、六年级数学复习题脱式计算:0.38 X 0.234.6+0.255.8+8X (0.5-0.375)3.6+1.2+0.5 X0.514 (4.5+1.75X2)(9.4-1.5) X4.6+4(9.4-1.5 X4.6) +41 ( - - ) + z24510(4-1xZ)x(8 + 1)57896-X 11111999- -20123X-75X-6432.4 -2.4 X 73X2151+ 12)1x 一 155.3 X 100+1000+0.170.4X7X0.1+0.2 +0.20.1 +1 + 1 + 0.8 0.13.6 X 1.25+0.32 +0.4(0.25+0.125 )
2、 + (0.75 X 0.4)58.8 + ( 0.6 X 0.7) +0.0216.9 -X =0.131X= 2二、解方程:X+ 0.12=0.12132 14/ 111 、 )151315+4 X=19.4x-0.4x =16.20.2x -0.4 +0.5 =3.72x-10 = A11 15x ( x+ ) =9858.4x -26=3.46 (x+4) =1207x-32.5=56.5 -3x5.4x+9.6 X 4=49.21 x (x+2) =9850.75: x=125: 22x14=9: 0.734 =x：27x (1 15% =3425: 2.4=201x+5x=2x136344: x=20: 1531.20.47.5 xx90%x=905x- 3.6 x 1.5=8
