人教版小学数学二年级下册口算练习题［全套］

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1、244-4=7+7X9=9X4=364-6=9X7=564-(12-4)=284-7+16=(3+4)X5=36+4=304-5=634-9=644-8=644-8+16=454-5=2X74-1=5X5+23=12+354-5=27+724-9=4X6+33二404-8=21・(15+6)==36+2X2=(59-17)4-6=724-9+24=544-9=44-9X4=724-9X2=4X3+3X2二354-7=564-7=8X2=1X7+56=564-7-8=124-6=4X8=214-3-7=9X3+5=

2、84-8=324■牡824-9=()X6=30424-7=354-()=7284-7=()X8=4821~r3=364-4=184-2=634-7=9X6=9X9=4X6+10=6X5+40=814-9-5=55-20-10=3X9+46=94-3=94-9=5X8+3X2=80-2X8=33+6X0=9X44-6=404-8=()X4=2061-13+20=154-5=9X3=42-1X5=184-9=180-60=72-04-4=4X7+8=14+(8-5)=61+274-3=170+20=5X9=7X7=(

3、2+6)X5=60+300=(10+10)4-5=83-29=5X6=43-17=21+27=324-8=304-6=364-4=644-8=54-1=154-3=164-8=424-6=400+50=38+26=93-8=494-7=6X9=56—30=354-5=27+25=16-2X7=11+85=2X2+12=2X9+8=3X8+8=84-2-0=50+2X8=14+11=9X5-5=90-81=85-83-1=8X6+2=64-2-2=96—2X4=52—1X5=4+244-4=19+6X6=5X6+8

4、2=1X3+23=77+66=5X7-10=254-5+9=204-5+37=16+16=4+7X7=8+5X7=51-30+5=9+404-8=45+9=42-254-5=7X5+8=36—6+29=4X3-0=2X4+62=36+69=51+37=73+24子3=1X8-7=3X9+48=6X4-19=46+31=60-10=124-2-2=5X4+17=71-48=26-14=75-7X4=284-4+23=124-4-2=4X3+2=7X9+9=97-7=484-6-7=8X9+9=814-9+1=104

5、-1+8=30+10-1=76+17-32=37+1X5=9+9X7=324-4+2=84-1X7=95-57=53-4X1=4+4X8=34+4X4=5-164-8=92-6X2=22+32=9+364-9=84-8-0=244-3-7=4X6-11=364-9+19=60-36=13+8X8=0+354-7=24-54-5=4X7+72=424-6—4=62-104-2=96-2X3=43+58=79-38=70-8X5=354-5+31=93-22=10-634-9=63-62=204-5-3=47-3X2

6、=55-9X5=9X4-10=60+724-8=8X4-22=21-2X3=1X9-0=13+71=164-2-8=62-4X4=6X6X3=18-634-7=59+74-70=100-2X1=8X5+45=9X2-10=51-19-0=8X0+49=3X4X9=7X0+31=89-76-11=324-8X6=424-6X2=124-44-3=364-9X5=1444-64-4=9X9-61=724-8-1=99-94-3=8X5-14=70-3+13=53-37-4=74+31-16=6X8+3=47-11-2

7、1=75+5X3=6X4+61=404-4-5=4324-84-9=74-8X7=804-10-4=904-9X5=304-5+58=52+6X0=62+86+70=30—10+65=1084-34-4=50-14-1=15-1-7=75+244-6=8X2X7=4X5-19=28+30+94=23-0-18=54-1X5=124-44-3=3X7+68=11+86-1=724-9-1=78-814-9=29+9X2=64-1X4=26+93-52=0X6-0=59-304-10=20-2X5=87-7X7=22

8、+354-5=98-47+0=62-324-4=484-8-0=5X3+95=61+97-8=73-104-10=8X3+89=1X0X9=80+15+52=18-124-2=56+71-23=9一1+9=4+5X6=29-1X2=57-13-42=72-17-24=82-74+72=16一2X0=7+0+94=57+71-96=2704-64-5=164-4X3=38-