小学口算练习题

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1、25X2=45X7=248+89=75—16=25X4=45X9=85-18=155X5=25X6=35X2=11+22=9+18=25X8=35X4=125-26=115-24=25X3=35X6=456+45=564-12=25X5=35X8=90-19=45X10=25X7=35X3=12+24=45—23=25X9=35X5=130-27=456-12=15X2=35X7=879+54=56—45=15X4=35X9=95-20=56X12=15X6=125X2=60-13=78-23=15X8=125X4=146-23=25X6=15X3=125X

2、6=457+456=125X4=15X5=125X8=100-21=25X7=15X7=125X3=65-14=26+9=15X9=125X5=546-457=57-38=45X2=125X7=7+14=1500-700=45X4=125X9=105-22=42X2=45X6=123+25=70-15=660*3=45X8=80-17=896-546=960一3=45X3=10+20=8+16=1804-9=45X5=120—25=110-23=65+15=50宁5=3X800=45^3=3504-7=80X5=4204-7=13X3=700X2=40X5=

3、3X220=60^-4=18X4=15x5+5=420-20=120-50=320x3=600-50=93^3=300-64=60x15=56X2=8804-4=64X10=724-64-2=200-36=1200-200=6+6x7=400X3=15+5x3=04-51=400X5=84-2x20=380+50=0一76=50-31=22+40=789+0=0X85=425X0=7x8-7=300=5二704-7=528-0=564-8=15x4+8=25X3=450+80=380-190=680x0=268+125=57+140=400X6=40X25=

4、280+40=800X2=50-23=6x6+6=66-22=3000-400=35X0=43-24=46x20=4204-7=40x6=11X9=85-42=6x80+20=300x6=120x3=90-31=420-330=7+3x4=360+80=60X9=5X28=90-26=300X7=55+41=60X5=8x6+7=85+47=30X4=17X3=52+23=310X3=81+12=12+88=6x44-2=200X5=400X5=630^9=120X4=320X2=6604-6=500+300=454-5=15X5=700X2=50+500=

5、200+800=3x8+9=80X3=360-80=24-6=9x2+4=70+550=50+800=8x3=5X200=(800x6=9X6=3000-1500=7X()=63500X4=724-8=760+60=()x9=635404-9=284-7=354-7=4X400=14X5=5X9=27+53=900X3=350-80=360-30=240-120=800X4=570+50=730-700=5000-500=2x9+3=23x3=18^3=3600-600=3x4+5=1804-3=3400-300=30X2=2x7+8=200X8=120+4

6、00=52X7=2x8+6=530-70=214-7=100x8=2x9+5=850X2=700+800=900X5=90X9=263-80=9X4=40x6=8X7=8504-2=484-6=10x9=()X9=8198+26x0=1200+800=3X8=6X()=426X3=720+80=18+53=256-56=494-7=8X7=3x7+4=33X3=18^6=460+400=4x6+2二()x5=2045+32=6x8=5x9+6=7x()=5624^8=6X7=34X2=5x()=3012X3=40004-2=274-9=74-7=43X3=8

7、0004-4=53+8=3600+5800=600X4=4800^2=84+7=8x9+21=50X9=200=2二80-44=4600+4700=70X7=30^3=1800-900=730-190=8X800=60004-2=4900-1800=3700-370=5X500=364-3=420+80=8500-5500=19X4=800^-4=430+1000=3200+5100=()X3=24300^3=500-60=96-42=2X()=7()x48十2二89-8=1200-400=6=2499^9=64-8=830-300=4x7+9二264-2=

8、34+9=800+900=3x6+7=600—3二1