北师大版二年级数学下册口算练习9

1、北师大版二年级数学下册口算练习（二）班级座号姓名87-55=6X7=6000+800=500+700=680-200-230=49+7=628+306=540+535=4+2X5=(15+25)+8=38+6=6X8=56040=400+200=4X(5748)=61-14=53+48=524+316=351+249=(35-20)+3=26+4=150+328=500-478=1000-600=5+6X4=780180=370-200=530+140=46+7=4515+5=290+140=560+210=79075=50+8=72+98=40028=550一426=800704=45+9=

2、100(45+25)=275+325=10069=430+140=56+7=63+18+9=43+140=840-400=77-26=51+9=(5022)+4=62+8=27+5=85-79=240+68=422X3=36+4=47+8=380-50=685+200=56+(4X2)=54+6=700316=261+425=400+1400=(94)X9=50+8=210+356=132+368=403X7=7+7+7=40+7=550+240=120+480=800132=18+3X3=5X7=45+7=35+8=397+211=8+(8375)=49+7=20+6=54+6=610-37

3、0=(5510)+5=9X6=30+8=67+9=39+4=308X3=54-26=64+36=30+7=32+26=807X9=37+8=447=23+4=95-38=48+7X7=班级座号姓名48+12=8X7=42+6=47+9=36+(5448)=27+29=9X4=48+8=32+7=63+7X3=42-29=6X8=54+9=44+8=7+(7+7)=65-38=5X9=64+8=59+7=505+5=45+38=7X5=28+7=39+6=56-7+36=37+46=6X7=92-36=25+3=48-6+54=5X8=42+6=56+27=18+6=7X8-32=57+6=48

4、+7=83-48=7X7=(6+3)X8=38+4=58+6=22+4=33+7=244X5=28+4=5X9=6X0=47+6=48+54+6=70-24=12+48+6=63-7+46=54-6+37=456X6=72+9=2064+8=(6327)+6=30-3+3=(17-8)X7=64-28=49+(2417)=34+72+9=64-25+53=6X7-24=19+9=90-7X8=56+(35+5)=(5917)+6=81-25+38=16+87=45+(3+6)=2715+3=518X4=12+18+3=3X3X3=7X8X0=80-()=187X(45+5)=51+6=8()6

5、X()=08+()=8(6357)X7=46+()=10467+()=94()X7=2836+6X9=()+39=5540+()=576+()=8-4()+9=334+()=3427+()=27(9647)+7=()-9674X()=2418+()=3648+()=6100-29-38=(7248)+6=5X9X1=81+9+3=74-36+17=45+29-15=68+8=()()2北师大版二年级数学下册口算练习（四）班级座号姓名54+38=41-19=9X1=9X2=63+7=0X8=8+1=54+6=24-18=7X8=18-6=42-29=3X5=45+9=18+2=8-()=1840

6、+()=55X()=3542+6=8X8=54+37=36+4=77-8=5X5=20+20+5=6+6=45+9=213=399+3=4917=64+8=58+14=(4313)+6=27+29=4X0=32+4=42+(103)=45+38=7X5=3619=64+4X4=18+9=6X8=81-69=4020+4=35+5=48+12=48+8=9X99=6X6=18+46=72+9=(25+7)+8=56+7=18+6=28+4=3636+9=27-9=9X4=3X8=4515+5=12+4=83-28=14+7X2=(3820)+9=4X9=3+3=4X76=(18+22)-5=42

7、+6=7X7=6X9+9=56+(3729)=50-35=18+6=81+63+7=(6028)+8=3X7=5X9=45+2915=(6460)X7=6X()=0()+7=7()X3=183+()=39()X7=283X()=1834+()=34()-3=25()+35=5524-()=66X()=3612+()=46020+5=6X4+4=24-2X9=24+64=6X(2315)=(2412)+2=18+7X8=(5123)+7=100-45+25=63+(3629)=836X9=(36+45)+9=班级座号姓名370+430=640-70=28+4=44+7=12+8+4=750+25

8、=78-29=63+7=50+6=5X94=299+302=200-160=48+8=66+8=508X6=290+15=400-397=72+9=40+9=(50-18)+8=406+16=600-65=54+6=27+4=(16+16)+8=47-12=299+102=670-49=412+460=370+5X6=18+3=700-520=527+460=358+440=40-8+4=8X7=690-48=1000-480=420-180=30+10+5=42+7=37+25=700+480=208+92=940-870=5X6=570-500=800-704=335-223=5728+4

9、=9X8=450+130=170-56=3000+480=(45-38)X5=72080=126+48=300+130=2000+8000=85十(10086)=81370=550-290=70+500=10000-3000=27+29+7=150+77=697147=650-320=3700-700=900+199=650132=170+230=440-300=1500800=586+400=2X3X4=8X9X1=65-()=279X(48-8)=52:7-7()7X()=012+()=12(54-45)X8=37+()=10346()74()X4=3648+8X9=(：）+27=6635

10、+()=553()65()+8=763+()=6331+()=31(81-39)+6=()-6658X()=4029+()=4654+()=6100-34-49=(84-35)+7=6X8X1=64+8+4=8239+28=46+3728=61+7=()()5北师大版二年级数学下册口算练习（五）班级座号姓名5X8=56+8=16+34=27+3=(47-42)X8=50-40=27+0=8X7=21+3=5X933=28+4=7X4=27+39=0X8=(5412)+6=6X1=60-37=5X5=4+4=63+(49+7)=63+7=25+5=6X4=6X0=72+(50-41)=5X6=2

11、6+48=42+7=4X9+7=63+3X9=65-31=12+2=24+3=50-4X8=3X0X4=9X4=28+42=56+8=1X4X8=(472)+5=3X7=36+6=6X8=18+6X8=(19+17)-4=27+9=32-18=18+6=90-7X9=54-24+3=8X2=24+3=4X9=9+3X8=(306)+6=25+45=45+9=9X8=5X818=(40+24)+9=18+3=46+38=36+4=28+6X4=50+26-38=45+5=9+9=12+2=27-3+7=55-27+15=72-43=6X8=36+27=5X7+6=87-85+28=6+()=5281=()X945()=24+()=1748+()=6()+9=3()-20