五年級(jí)數(shù)學(xué)上冊(cè)小數(shù)遞等式計(jì)算

63x10.16x3.9x1.2563x10.16x3.9x1.2519.75－6.45－3.5598.42x2.583.710+12—3+200.138x6.4—0.122.5x1.25x0.3270+（100-10x5）1—0.25x（1.28—3.2）2.37x6.3+2.37x3.70.25x3.2x44.87x2.34+48.7x0.2660.65x101－0.6537.8－16.4－13.64.4x25（80十20+80）十41.8＋0.2－1.8＋0.26.25—0.25x0.62.64^5^0.23.8x10.193—0.31—368.04—（0.21x3.6）81.25x0.6x9.32.5x7.5+2.5x2.50.486＋0.01—3.9915x3.6+4.83700x0.34x2.91.25x11x4x0.81.25x11x4x0.81.08x1258x25x1.25x162.5x56+4.5x651.25x320x254.8x391.25x320x254.8x39＋61x4.89.5x990.96x259.9x999＋9.934.52-17.87-12.23(8x5.27)x1.2590=25=4489x101－48933x1.03489x101-48936^(97.28^0.32)28x45＋30x134.57+3.17+3.43+5.83(3.2+0.8)=0.85.6x9＋5685＋40)x(20－5)3.25-0.84-1.160.98x542.5x1.25x0.326.8－5.4)x2.750.98x25x1.25x160.25x39+0.250.25x27x445.55-(6.82＋15．55)0.125x7245x36＋64x453.2x99＋3.246x0.33+54x0.336.81+6.81x996.81+6.81x994.4x0.8-3.4x0.81.25x5x0.165.4x1023.8x10.10.67x993.8x10.10.67x996.07－3.2－0.80.25x185x40(0.8＋8)x0.1252.37x6.3+2.37x3.72.5x(3.8x0.04)6-1.6—40.235x0.15x167.69x1013.2x(1.5+2.5)-1.64.05x4600x7.4(31.8+3.2x4)=56.5x(4.8-1.2x4)1.46x6.35x0.731.5x4-(6+3)5.38+7.85-5.371.48x0.5x30.80.52x0.4x0.050.52x0.4x0.050.64x25x7.8+2.256-1.19x3-0.43194－64.8-1.8x0.90.82x40x2.9.24x3.5x10210.15-10.75x0.4-5.73.8x3.9＋5.1x3.8＋3.80.92x2.4－0.42x2.42.881^0.43-0.24x3.52.881^0.43-0.24x3.5(3.2x1.5+2.5)-1.63.6x9912.13+7.15-1.13+2.8540.5-12.13+7.15-1.13+2.8540.5-0.81x0.180.64x25x7.8+2.29.5x1012.73+1.5x42.5x32x1.258.7x17.4-8.7x7.4(6.8-6.8x0.55)-8.50.125x884.8x(15-2.4)0.12x4.8-0.12x4.828-(3.4+1.25x2.4)3.7x9.5x1.60.25x13.7x0.40.89x2.55x7.1+2.45x7.1(2.44-1.8)=0.4+0.154.8+0.89x0.52777x9+1111x312.5x0.4x2.5x838.5-10.5x0.831.5x4-(6+3)1.24x8.3+8.3x1.767.29x4.6+46X1.2710.8x〔15.5-(3.21+5.79)〕4.2x10131.8+3.2x4)-54.2x1012.5x56+4.5x652=2.5+2.5=22=2.5+2.5=22.95x101-2.950.92x1.0163.4十63.4十2.5十0.43.2x10156.5x99+56.50.8+0.88+0.227.3x10.2-1.46(1.25-0.125)x85180-705x6(1.25+0.25)x44.9+0.8-4.9+0.8194-64.8^1.8x0.94.6x0.35+4.6x0.6512.96-(9.6-1.52)36.72-4.25x9.923.4-0.8-13.4-7.23.6x3.6+1.4x3.699x4.363x10.1-63x0.10.25x0.8x0.125x0.4132-43.7-56.34.2x99+4.22.7x1.5-2.72.31x1.2x0.535-(0.35x2)0.4x12.5x(4.2-1.7)12.78-(4.97+2.78)3.14x1.9+31.4x0.8121.5-[(6.07+2.53)x0.5]4545十0.09十0.56+9.728=3.2)x2.55.4=(3.94+0.86)x0.82=2.5+2.5=20.11x1.8+8.2x0.112=2.5+2.5=20.11x1.8+8.2x0.1125x4.45.8x(3.87-0.13)0.8x(3.2-2.99=2.3)7.7x0.16十7.7x12.517.8^(1.78x4)0.8x〔15.5-(3.21+5.79)(8.1-5.4)=3.6+85.71.25x2.5x0.4x87.6+99x7.617.64=4.9+6.73578-405=45x1616.5x3.7-6.5x3.73.4=[(1.2+0.5)x5]30.8-[14-(9.85+1.07)]25-24.5=(3.2+1.7)1.9+19.9+199.9+0.3[60-(9.5+28.9)]=0.1818.09-7.5x(0.14+1.06)0.25x12.5x3.26.81+6.81x990.58-0.65x0.438.6-12.75)=2.5x0.30.68x2.5+0.32x1.90.91=0.7+0.168=0.825.73x6.5+25.73x3.50.84x1.7十0.84x1.7十0.0718.9-18.9-1.46.73＋2.56＋1.44＋3.273.9十1.3十51.76-[(0.74＋0.26)-0.8]2.37x2.5x41.5x10210.64-(3.7-2.9)20.9+10.5-(5.2-3.5)0.125x164.8x99＋4.815.4-[8x(6.34-4.59)]3.2x5.6-11.447.3＋21x(3.9-0.87)(6+10.88-3.2)x1.55.74x99＋5.745x[(68.41-32.17)-0.4]18-(1.4+1.25x2.4)4.75＋3.25x2.4＋7.64.05十1.5十0.0319.8+86.43+20.23.8x1.4＋18.2-0.71.92-0.12-2.721.5十[(6.07+2.53)x0.5]4.8x0.254.7x10.24.6＋32.55-9.348x0.257.63x99＋7.639.4-1.2-0.69.4-1.2-0.6＋6.240.84-(0.3＋0.4)4.27-0.7x1.315.02-6.8-(1.02+15.02-6.8-(1.02+1.2)100-58.8—3-6x13.42400-16^0.50.1—1+1—0.8-0.10.175十0.25x42.8x3.2+3.2x7.23.6x1.25+0.32—0.41.75+24.8+9.25+26.23.76x0.25-0.49(0.25+0.125)—(0.75x0.4x0.25—0.25x0.40.25x4.78x40.4)(1-0.2x0.25)x80.65x20158.8—(0.6x0.7)—0.027.6x4.2+7.6x5.81.2x2.5+0.8x2.510.90.8x0.5+3.16—0.454—(3.94+6.86)x0.85.9+(28-3.6—)—42)3.78x6.56—3.78x4.563.72-0.72x(1.6+2.4)3.4—[(8+0.5)x1.06][(4.17十3.83)—0.4—7.6]4.2x(6.18-3.03)+6.38x0.786x12.5[15-(6.37—0.7+0.8)]x3.87.9^0.25^400.6x[(5-0.68)—1.2]5.1=1.7x0.53.7.6x5.1=1.7x0.53.7.6x[(25.3-9.7)十0.3〕2.7十4+6.3x0.253.25－0.84－0.168.6x10.1(6.02+2.8)十0.4-2.053.6=0.4－1.2x55.6x(12.5－8.5=0.85)8.5x[(2.36+2.42)=6.4x0.27+3.6x0.27[(8.1－5.6)x0.9－1]x0.40.25]20.9＋8.5=(5.2－3.5)8.25x4.08+0.75x4.08+4.083.9=(1.3+0.6)x615.4=[70x(6.34－4.14)]2.3＋