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1、北師大版二年級數(shù)學下冊口算練習（)班級座號姓名87 55 =6X 7 =6000+ 800=500+ 700 =680-200 230=49 + 7 =628+ 306=540+ 535=4+ 2X5 =(15+ 25)+ 8 =38+6 =6X8 =560- 40 =400+ 200 =4X (57 48)=6114 =53+ 48 =524+ 316 =351+ 249=(35-20)+ 3 =26+ 4=150+ 328=500 478 =1000 600=5+ 6X4 =780 180=370 200=530+ 140 =46+ 7 =45 15+5290+ 140 =560+ 210

2、 =790 75 =50+ 8 =72+ 9840028 =550一 426 =800 704 =45+ 9 =100-(45+ 25)=275+ 325=10069=430+ 140 =56+ 7 =63+ 18+943+ 140=840 400=77 26 =51+ 9 =(50-22) +4=62+8=27+ 5 =85 79=240+ 68 =42 2X3 =36 + 4 =47+ 8 =380 50 =685+ 200 =56+ (4X2)54 + 6 =700 316 =261+ 425 =400+ 1400=(94) X 950+8=210+ 356=132+ 368=40 3X

3、7 =7+ 7 + 7 =40 + 7=550+ 240=120+ 480=800 132 =18+ 3X3 =5X7 =45+ 7 =35+ 8 =397+ 211 =8+ (83 -75)49 + 7 =20+ 6 =54+ 6 =610 370 =(55-10) +5=9X6 =30+ 8 =67+ 9=39+ 4 =30 8X3 =5426=64+ 36 =30+ 7=32+ 26 =80 7X9 =37+8=447=23+4=95北師大版二年級數(shù)學下冊口算練習班級座號 38 =（二）姓名48+ 7X7 =48+ 12=8X 7 =42+ 6 =47+ 9 =36+ (54-48)=2

4、7+29=9X 4 =48+ 8 =32+ 7 =63+ 7X34229=6X 8 =54+ 9 =44+ 8 =7+ (7+7)6538 =5X9 =64+ 8 =59+ 7 =50 5+545+38=7X 5 =28+ 7 =39+ 6 =56-7 + 3637+46=6X 7 =92 36 =25+ 3 =48-6 + 545X8 =42+ 6 =56+27 =18+ 6 =7X 8-3257 + 6 =48+ 7 =83 48 =7X7 =(6+ 3) X838+4 =586-6 =22+ 4 =33+ 7 =24 4X528+4 =5X 9=6X 0 =47+ 6 =48+ 54-6

5、7024=12+48 + 6 =63+ 7 + 46 =54-6 + 37= 45 6X672 + 9 =20(63-27) +6 =30 3+3 =(178)X7 =64 28 =49+ (24 -17)=34 + 72 + 9 =64 25+53 =X7 24 =19+9 =90 7X8 =56(59-17) +6 =8125+38 =16 + 87 =45+ (3 +6)2715+3 =51 8X4 =12183X3X3=x 8X 0=80-()=18X (45 + 5)=516X() =0(63-57) X 7 =46+ ( ) =10467()=9()X7 = 28 36 +6X9=

6、()+ 39=5540+( )=576()=8()+9=3 34+( )=3427+( )=27(9647)+7=()+ 9=674X() =24 18+( )=3648+( )= 610029 38=(7248)+6 =5X9X1= 81 +9+3=7436+ 17= 45 +29 15=68+8 =()()北師大版二年級數(shù)學下冊口算練習（三）班級座號姓名54+38=36+ 4 =77- 8 =5X5 =20+ 20+ 5 =41 19=6+ 6=45+ 9 =2113 =39 9+3=9X1 =49 17 =64+ 8 =58+14 =(43 13)+6=9X2 =27+ 29 =4X0

7、=32+ 4 =42+ (103)=63+7=45+ 38=7X5 =36 19 =64+ 4X 4 =0X8 =18+ 9 =6X8 =8169 =40 20+4 =8+1 =35+ 5 =48+12 =48+8 =9X9 9 =54+6=6X6 =18+ 46 =72+ 9 =(25+ 7) + 8 =2418=56+ 7 =18+ 6 =28+ 4 =36 36+9 =7X8 =27- 9 =9X4 =3x 8=45 15+ 5 =186=12+ 4=83 28='14+ 7X2 =(38-20) +9 =4229=4X 9 =3+ 3=4X7 6 =(18+ 22) +5 =3

8、X5 =42+ 6=7X7=6X9+9 =56+ (37 29) =45+ 9=50 35=18+ 6=81+ 63 + 7 =(60-28) +8 =18+2 =3X 7 =5 X9=45+ 29 15 =(64-60) X7 =8-( ) =186 X( ) =0()X 3=183()=3940+( )=5X7=283 X( ) = 1834+ ( ) =34 3=255X()=35+ 35=5524 ( ) =6()=36()=46020 + 5=X4+4=24 2X9 =248X8 =X (23 - 15)=(2412)+2 =18 +7X8 =(51-23)54+37=100 45

9、+ 25 =63 +(36 29) =83 6X9 =(36+ 45) +9=北師大版二年級數(shù)學下冊口算練習（四）370+430=640 70 =28+ 4 =44+ 7 =12+ 8+4 =750+25 =78 29 =63+ 7 =50+ 6 =5X94 =299+ 302 =200 160=48+ 8 =66+ 8 =50 8X6 =290 + 15 =400 397=72 + 9 =40 + 9 =(50 - 18) +8 =406+ 16 =600 65 =54 + 6 =27 + 4 =班級姓名(16 + 16) +8 =370+5X 6=18+3 =700 520=527+ 46

10、0=358+ 440=40 8+4 =8X7 =690 48 =1000 480=420 180 =30+ 10 + 5 =42 + 7 =37 + 25 =700 + 480 =208 + 92 =940870 =5X6 =570 500 =800 704 =335-223 =57 28 + 4 =9X8 =450+ 130 =170 56 =3000+ 480=(45-38) X5 =720 80 =126+ 48 =300+ 130 =2000+ 8000 =85+ (100-86)81370 =550 290 =70+ 500 =10000 3000 =27+ 29 + 7 =150+

11、77=697-147=650 320 =3700 700 =900+ 199=650- 132 =170+ 230=440 300 =1500 800 =586+ 400=2X3X4=8x 9X 1 =65-( ) =279 X (48 + 8)=52-77(7X()= 0)12+ ()=12 (54-45) X8 =37+()=10347 12 =299+ 102 =670 49 =412+ 460 =46+( ) =74()X4=36 48 +8X9=()+ 27=663553+ ( ) = 5+ ( ) =65()+ 8= 763+( )= 63 31+( )= 31(8139)+6 =

12、()+6 = 658 X()= 40 29+( )= 46 54+( )= 6100 34 49 =(84 - 35) +7 =6X8X1=64 +8 + 4=8239+28=46+3728=61+ 7=()()北師大版二年級數(shù)學下冊口算練習(五)班級座號姓名5X8 =42) X8 =56+ 8=16+ 34 =27+ 3 =(47一5040 = 33 =27+ 0 =8X7 =21+ 3 =5x 928+4 =12)+6 =7X4 =27+ 39 =0X8 =(54一6X1 =(49 + 7)=60 37 =5X 5 =4+ 4 =63+63+7 =(50 -41)=25+ 5 =6X4 =

13、6X 0 =725X6 =X9=26+ 48 =42+ 7=4X9 + 7 =63十36531 =12+ 2 =24+ 3 =50-4X 8 =3X 0X4 =9X4 =28+42 =56+ 8 =1X4X 8 =(47一2) + 5=3X7 =36+ 6 =6X 8 =18+ 6X8=(19十17) +4 =27 + 9 =32 18=18+ 6 =90-7X 9 =54一24+3=8X2 =24+ 3 =4X9 =9+ 3X8 =(30 6)+ 6 =25 + 45 =45+ 9 =9X 8 =5X 818 =(40十24)+9 =18+3 =46+38 =36+ 4 =2 8+ 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+()=52 81=()x945()24+ ( ) =1748()=6()+9=3

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