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1、北師大版二年級(jí)數(shù)學(xué)下冊(cè)口算練習(xí)（二）班級(jí)座號(hào)姓名87-55 =6X 7 =6000+ 800 =500+ 700 =680-200-230 =49 + 7 =628+ 306 =540+ 535=4+ 2X 5 =(15+ 25) + 8=38+6 =6X 8=560 40 =400+ 200 =4X (57 48)=61-14 =53+ 48 =524+ 316 =351+ 249 =(35-20) +3=26 + 4 =150+ 328 =500-478=1000-600=5+ 6X 4=780 180 =370- 200 =530+ 140=46+ 7 =45 15+ 5=290+ 14

2、0 =560+ 210 =79075=50+ 8 =72+ 9 8 =400 28 =550一 426 =800704=45+ 9 =100(45 + 25)=275+ 325 =100 69 =430+ 140 =56+ 7 =63+ 18+ 9=43+ 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 =700316 =261+ 425=400+ 1400 =(94) X9 =50+8 =210+

3、 356 =132+ 368 =40 3X7=7+ 7 + 7=40 + 7 =550+ 240 =120+ 480 =800132=18+ 3X 3=5X 7 =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 =54-26 =64+ 36 =30+ 7=32+ 26=80 7X9 =37+8 =447 =23+ 4=95-38=48+ 7X7 =班級(jí)座號(hào)姓名48+ 12 =8X 7=42+6 =47 + 9 =36 + (54

4、 48)=27+29 =9X 4=48 + 8 =32 + 7=63+7X 3=42-29 =6X 8=54 + 9 =44 + 8=7+(7+7) =65-38 =5X 9=64 + 8 =59 + 7=505 + 5 =45+38 =7X 5=28 + 7 =39 + 6=56-7 + 36 =37+46 =6X 7=92-36 =25 + 3=48-6 + 54 =5X 8 =42 + 6 =56 + 27 =18 + 6=7 X 8-32 =57+6 =48+7 =83-48 =7X7 =(6+3)X 8 =38+4 =58+ 6 =22 + 4 =33 + 7=244X5 =28+4

5、 =5X 9=6X0 =47 + 6=48+54+ 6=70-24 =12 + 48+6 =63-7+46 =54-6+37 =456X 6=72+9 =20 64+8 =(63 27) + 6 =30- 3+3 =(17-8)X 7=64-28 =49+(24 17) =34+72 + 9=64-25+53=6X 7-24 =19+9 =90-7X 8=56+(35+5) =(5917)+6 =81-25+38 =16+87 =45+(3 + 6)=2715 + 3=51 8X4 =12+ 18+3=3X 3X 3 =7X 8X 0 =80-( ) = 187X (45+ 5)=51 + 6

6、=8()6X( ) = 08 + ( ) = 8(6357) X 7 =46+( )= 10467+( ) = 94()X7= 2836+ 6X 9 =()+39= 5540+( )=576+( )= 8- 4()+9=334+( )= 3427+( )=27(96 47) + 7=()- 9 674X( ) = 2418+( )= 3648+( ) = 6100-29- 38 =(72 48) + 6=5X 9X 1 =81 + 9+3 =74-36+ 17 =45 + 29 15 =68 + 8=()()2北師大版二年級(jí)數(shù)學(xué)下冊(cè)口算練習(xí)（四）班級(jí)座號(hào)姓名54+38 =41-19 =9X 1

7、 =9X2 =63+7 =36+4=77-8=5X 5=20+20+ 5=6+6=45+9=21 3 =39 9+ 3=4917=64+8=58+ 14=(4313) + 6 =27+29=4X 0=32+4=42+(10 3) =45 + 38=7X 5=3619=64 + 4X4 =0X 8 =8+ 1 =54 + 6 =24- 18 =7X 8 =18-6 =18 + 9=6X 8=81-69=40 20+4=35 + 5=48+ 12=48+8=9X 99 =6X 6=18+46=72+9=(25+7) + 8 =56 + 7=18+6=28+4=3636+ 9=27-9=9X4=3X

8、 8=4515+ 5=12+4=83-28=14 + 7X 2=(38 20) + 9 =42-29 =4X9=3+3=4X76=(18 + 22)-5 =3X 5 =42+6=7X 7=6X9+9=56+(37 29) =45 + 9 =50-35=18+6=81+63+7=(60 28) + 8 =18+2 =3X 7=5X 9=45 + 29 15=(64 60)X7 =8-( ) = 186X( )=0( )+7=7( )X3=183+( )=3940+( )=5()X 7= 283X( )= 1834+( )=34( ) - 3= 255X( ) = 35()+35= 5524-(

9、)=66X( )=3612+( ) = 442 + 6 =6020+5=6X 4+4=24-2X 9=24+6 4=8X 8 =6X(2315)=(24 12)+2=18+7X8=(51 23)+7 =54+37 =100-45+25=63+(36 29)=836X 9=(36 + 45)+9 =班級(jí)座號(hào)姓名370 + 430 =640 -70 =28 +4 =44 +7 =12 +8+4 =750 +25 =78 -29 =63 +7 =50氣=5X94=299 + 302 =200 160=48 + 8 =66 +8 =50 8X6 =290 + 15 =400 -397=72 +9 =4

10、0 +9 =(50 -18) +8 =406 + 16 =600 -65 =二54 +6 =27 +4 =(16 +16) +8 =47-12 =299 + 102=670 49 =412 +460 =370 +5 X6 =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 =57 28 +4 =9X8 =450 +

11、 130 =170 -56 =3000 + 480 =(45 - 38) X5 =720 -80 =126 + 48 =300 + 130 =2000 + 8000=85 +(100 86)813 -70 =550 290 =70 + 500 =10000 -3000 二=27 + 29 +7 =150 +77 =697 147 =650 320 =3700 -700 =900 + 199 =650 132 =170 +230 =440 300 =1500 -800 =586 + 400 =2 X3 X4 =8 X9 X1 =65-( )=279X(48 +8)=52 +7 = 7 ()7X(

12、 )=012+( ) = 12(54 45) X8 =37 + ( )= 10346+( )=7-4()X4 = 3648 +8X9 =()+27 =6635+( ) = 553+( )=65()旬=763+( ) = 6331+( )=31(81 39)抬=( 產(chǎn)=6 58X( ) = 4029 + ( ) = 4654+( )=6100 34 49 =(84 - 35) +7 =46X8X1 =64 +8 +4 =82 39 + 28 =46 + 37 28 =61 +7 = ()()北師大版二年級(jí)數(shù)學(xué)下冊(cè)口算練習(xí)（五）班級(jí) 座號(hào) 姓名5X 8 =56+8=16+34 =27+ 3=(47

13、-42)X8 =50-40 =27+0=8X 7=21+3=5X933 =28+4 =7X4 =27+39 =0X8 =(54 12) + 6 =6X 1 =60-37 =5X5 =4+ 4 =63+ (49+7) =63+7 =25+ 5 =6X 4 =6X0 =72+ (50-41) =5X 6 =26+48 =42+7=4X 9+7=63+ 3X 9 =65-31 =12+2 =24+3 =50-4X 8=3X0X4=9X4 =28+42 =56 + 8 =1X4X8=(47 2) + 5 =3X 7 =36+ 6=6X 8 =18+6X8=(19 + 17)-4 =27+9 =32- 18 =18+6 =90-7X 9=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 =2 8+6X 4 =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=

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