三年级下数学四则运算练习题VIP免费

日期：2018年月日用时：分秒得分：7x3+5=50-4x5=36+81-9=45+8x4=80-6x8=23+5x8=2x6+37=56-2x6=32-4-5=80-7x9=90-3x9=44+4x7=100-45-25=26+36-14=54+32-8=32+x2=6x3-13=18-2+9=2x4+15=71-4x4=56-27-3=19-24-3=40-20-2=28-4+17=30-3x8=32-4+17=36-9x2=20+2x4=64-36-6=31-6x2=36+27-3=84-36-4=14+49-7=31-5x4=9x8-45=15+8x4=4x7-16=5x2+42=6x8-39=6x9-24二2x8+12二25-3x3二12+3x8二9x15-8二9+9x3二5x6+9二35-3x7二23+5x8二2x6+37二90-3x9二8x7-34二7x5+18二56-2x6二4x4+2二13x3+20二100-9x3二80+5x4二9x8+12二20+24x2二21+6x3二40-4x5二56-8x3二75-15+36二11-5x2二560-70+410二31x30+65二70x60X5二23x4+15二80-40x2二60x2-10x5二8x3+25-5=20+4x6-2=132+12X37=250+23X38=440+13X36二日期：2018年月日用时：分秒得分：26x4-25m(125-25)=13+7x2-8=24x5-6=(37-9)-7=26x4=63-7+8-4=16x2-4+3=91+9x100=88-12+12x2=45+15x6=6x5-2x4=30x3+8=400-4+20=10+12-3=22x4+221二21x3+410=40-2+174=147+72-8=9x4+420=2X80=4二120X5=2二202+36-9=30-5+240=81-9+877=66X5+774=921+7X4=80X6X2=770=7+65=807+20-2=100-50-5=35-35-7=302+30x2=14x18+520=78-26+73=549-9x34=96x(325-295)=(28+62)x23=900+(90-2)=14x28+65=200-17x7=78+22x34=72x2-123=35x4+24=72-8x9=50+37X5二150-30+410二27x3+174二75-5+410二130-90+65二7x110X5二51-3+65=(180-45)：32x8-68x2=95=5X3二15X20=60二21X5=5二31X32=4=12X14=4=54=9=3=33=3X9=50X60-5=90X80=5=14X50=2=31X30-9=23X50+88=5-2.7二9+6.5二560=7+99=0X12+142=36X20X14=350=7-11=17x4+174二480-80+410二180x2-45x2=360-(4+5)=290-2-85=78=6X5=51=3X4=32=16X15=45X9X23=120X3+14=24X20=2=240X20=5=0X14+3=125X80=0X125+8=20-12.8二25X36-3=360-4+50-5二32x8+80x2=(50-4)-2=16X4=8=50X12=30=26X39=6=70X10-8=600X8-18=9X70=3=57-0X45=5.6-3.18二112-97=720=9=90X70-66=6.80+3.3二450=60=3.8+2.61二7.2-3・8二15X30=5=255=5X14=70X80=5=4.9-3.8326X14X2=233X12-54=36X251-47=70X60-54二17.4+1.56二54X20X14=0.7-0.6二18.9-18.9二100=25+53=24X30-5=124X21X3=20X651+2=258X30=690X40=459X12=23X147=982X21=45X12=12X60=89X98=78X67=60X78=98X5099X45二64X36二67X48二80X78二69X90=52X32=54X45=12X26=36X70=62X26=10X89=88X70=23X30=35X36=15X51=30X28=19X91=50X91=77X44=70X58=20X90=60X80=61X90=78X90二40X44二60X13=99X88=77X55=46X28=13X48=18X11=77X22=15X22二66X11=77X12=32X25=31X64=34X26=58X80=20X56=78X40=44X55=66X80=77X46=5X9+14=35-13=81=3+54二72X5-17=210=3+74=630=3X8=1.2+7.5二8.8-6.25二45X30X8=6.8-5.8=8.3+6.7二2.3+0.6=130X20+8=28X200-4=15X50+98=14+5.5二25-15.6二17.2+3.9=27X30+87=60X300=16X40-11=24.8+9.6二13.2-5.5二11X12X30=25X11X10=450X20X2=37+37-1二310+510-5二912-312+9二38+38-7二3-1.7二38X83=46X57二13X31=58X66=75X57=49X94=36X33=52X72=72X39=27X56=69X68=86X92=2X58=11X59=33X64=58X78=91X19=48X44=54X67=99X19=22X11=33X45=22X11=88X11=79X97二91X90二960=3二234=3二505=5=786=6=100=5=729=9=306=3=3.6+1.01二9.71-5.3二9.3+10.6二97.6-11.1二21.6-2.2二10.7+2.1二7.8-5.1二126=6=918=9=540=5=520=5=248=4=8.9+13.5二