【上海市】小学五年级数学计算题(巧算与速算)

数学计算题34.5X0.03+34.5X0.97(203.4+72.2)+(1.3X0.2)34.5X0.03+34.5X0.97(203.4+72.2)+(1.3X0.2)-、简便计算题12.3X4X0.2512.96-(9.6—1.52)85X10.11.2+0.25+1.3X4103X0.25(4.8+6.4)+835+12540.5+0.81X1.058X4.3x12.597.5+0.39—136.70.125X1612.6+[3.5—(9.8—8.7)]8X4.3x12.597.5+0.39—136.70.125X1612.6+[3.5—(9.8—8.7)]2.5X10286.4+0.24X0.254.2+2811.16+(10—0.7)(9.6+3.2)+0.8(300—94.8)+0.53.2X5.6-11.45.74X99+5.748.9X1.1X4.74.75+3.25X2.4+7.62.7X5.4X3.93.8X1.4+18.2+0.73.6X9.85-5.460.648-[(0.4+0.5)X0.6]4.80.258.05X3.4+7.64.7X10.26.58x4.5x0.94.7X10.26.58x4.5x0.97.63X99+7.632.8X0.5+1.586.73+2.56+1.44+3.278X5.2+3.8X3.8+3.82.372.54(6.7+6.7+6.7+6.7)X2.51.51029.82542400+16+0.532X0.25X0.1252400+16+0.532X0.25X0.1252.8X3.2+3.2X7.27.4-0.15X2.83.76X0.25—0.490.008+0.92X5—1.280.254.7847.8+(1.3X4)0.652017.2X0.9+0.01X7.21.2X2.5+0.8X2.58.6X10.11.2X2.5+0.8X2.58.6X10.12.5x7.1X45.6X(12.5-8.5+0.85)16.12X99+16.12[(8.1-5.6)X0.9-1]X0.45.2X0.9+0.98.25X4.08+0.75X4.08+4.084.3X50X0.24.32+5.43+6.6864-2.64X0.515.17-6.8-3.264-2.64X0.515.17-6.8-3.226X15.7+15.7X2412.75-(2.75+6.8)(2.275+0.625)X0.281.27+3.9+0.73+16.13.94+34.3X0.212.8-4.9-5.11.2X(9.6+2.4)+4.86.75-(0.9+3.75)8.9x1,1X4.72.7X5,4X3,90.96—0.28+0.04-0.721.34+1.8+3.66+0.23.6X9.85-5.4612.78-(4.97+2.78)8.05X3.4+7.631.7—0.5X0.7—1.656.58X4.5X0.935.72-4.9-(5.72+5.1)2.8X0.5+1.58111-3.67X2.8—3.67X7.22.8X0.5+1.58111-3.67X2.8—3.67X7.232+4.9—0.912.5X6.3+27X1.25+0.125+0.014.8-4.8X0.53.1+25.78+6.9(1.25-0.125)X815.25+4.72+4.75+5.284.8X100.134.82-(4.82+15.2)56.5X99+56.57.28+0.94+2.72+0.0656.5X99+56.57.28+0.94+2.72+0.067.09X10.8—0.8X7.097.84+0.73—0.844.85+0.35+1.46.3X99+6.38.7X17.4-8.7X7.415.7—4.3—5.712.5X0.4X2.5X81.6+0.4—1.6+0.40.87X3.16+4.6462.8+2.5+0.40.87X3.16+4.6462.8+2.5+0.47.3X99(1.25+2.5)X89.5X1010.68+(5.2-3.5)X1.2540.5+0.81X0.189.42X10—94.2X0.94.8X(15+2.4)1.8X2.48+1.52X1.8-0.52.13.X0.X82578.76+0.4X3.6X2.5+1.242.13.X0.X82578.76+0.4X3.6X2.5+1.246.81+6.81X996.5X(10-3.7)+2.980.25X185X40[4.75+8.4+(9.2-6.8)]X404.4x0.8-3.4X0.819.8-0.60.6-0.64(9.37+9.37+9.37+9.37)X2.50.125X7.9X162.5(3.80.04)2.18+4.65+7.82+5.35+12.52.5(3.80.04)2.18+4.65+7.82+5.35+12.54.2.X1.+1.X1.752.37X6.3+2.37X3.72.48X(7.3-5.8)+1.5X7.5212.773-[4.5X(0.75-0.356)+9.23]2.5X1.25X0.32(6.4+0.88)+0.8+3.2X1.253.810.124-[5.4+(0.63+1.29+0.23)]460.33+540.33((1.9—1.9X0.9)+(3.8—2.8)460.33+540.33((1.9—1.9X0.9)+(3.8—2.8)7.69X10115.84-2.17-3.833.8X10.1(25+2.5+0.25)X40.25X39+0.25(35.2X45.6+45.6X63.8+45.60.125X7212.25-3.1+0.85—6.171.8+0.02=5.76X3=2.08X7.5=0.43X0.28=1.8+0.02=5.76X3=2.08X7.5=0.43X0.28=、用竖式计算0.72+0.9=90.75+3.31.05X2.4=4.6X0.6=0.2+0.01=16.9+0.131.89+0.54=3.08X0.43=0.25X40=3.7X0.0165.61+6.1=5.22+29=1.25X0.8=5.2X0.66.21+0.3=13.95+3.1=8.4X0.25=0.042X0.5428.14+6.73.54131.25X0.8=5.2X0.66.21+0.3=13.95+3.1=8.4X0.25=0.042X0.5428.14+6.73.54135.566=6.40.51.3+0.97.80.35=5.25521.84+0.75.93X0.763—2.084.1-1.2980.25X0.0460.396+1.2=20-5.674110.7+0.5410.1+3.3=0.04X0.12=1.5X0.25=4.1-1.2980.25X0.0460.396+1.2=20-5.674110.7+0.5410.1+3.3=0.04X0.12=1.5X0.25=6.84X7.451.08X2515.6X13=5.4+0.03636.72+2.40.125X1.4弋0.025X14=5.778+5.4=1.204+0.43=3.25X9.04=6+1.2=9.2+2.3=3.5X0.2=7.15X2218.9+0.54=6.45X0.73=4.8+2=1.55+3.90.358.6=1.5X26.7=3.524=8.41.354+0.36=7.218-364.25X24=35.4X4.20.462+1.45.24+7.21-0.01=3.68X0.251.44+1.8=8.9X0.05=4.25X24=35.4X4.20.462+1.45.24+7.21-0.01=3.68X0.251.44+1.8=8.9X0.05=5.24+7.22.52X3.40.756+0.36=5.840.1687.11+3.12.50.7=3.06X36=8.02X3.5=2.84X0.05=10.75+12.5=3.84X2.6弋28.56+5.1=2.84X0.05=10.75+12.5=3.84X2.6弋28.56+5.1=7.6X1.05=4.48X0.45.86+0.2416.32—515.56+0.834.8X0.25=0.18X15=8+116.5-5.6=13.760.8=9.58+0.23=18.72+3.6=0.42X0.3080.76X0.324.32+3.62.7+3.13(5)18X5.5(5)18X5.5三、速算与巧算(1)5.8+2.32+0.68+4.2(2)1999+199.9+19.99+1.999(3)12.59-3.24-5.76(4)8.1+7.8+8.2+8.4+7.9+7.7(10)124.68+324.68+524.68+724.68+924.68(10)124.68+324.68+524.68+724.68+924.68(6)8.88X1.25(7)34.7X0.25(8)238+1.25(9)0.25X12.5X3.2(20)(72X357+357X28)+(51X7X4)(20)(72X357+357X28)+(51X7X4)(15)4.82X0.59+0.41X1.59-0.323X5.9(11)5795.5795+5.7957X579.5(12)1990X198.9-1989X198.8(13)2.25X0.16+264X0.0225+5.2X2.25+0.225X20(14)(1+0.28+0.84)X(0.28+0.84+0.66)-(1+0.28+0.84+0.66)X(0.28+0.84)(16)0.125X0.25X32(17)16X4.5(18)0.25X1.25X22.4(19)0.9+0.99+0.999+0.9999+0.99999(25)3.04X8.7-3.04X2.9+5.8X6.96(30)1-2+3-4+5-6+…-98+99-100+101(21)98989898X99999999+1010101+11111111(22)4.8X(11.03-15.6+7.5)(23)(67.8+9.48)-0.96-2.58X30.05(24)[1.7+1.7X(5.8-2.8)]+(1.75+1.4)(26)(0.1+0.2+0.3+0.4+-+1)+5.5(27)3.14X6.5+4.5X3.14-3.14(28)1240X3.8+124X51+1.24X1400+760X9.6+0.76X700(29)1+(2+3)+(3+4)+(4+5)+…+(1999+2000)