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1、姓名：家長簽字：三年級數學下冊口算練習題（一）120-40=402X5 =25X4=450X0=360-90 =11+60 =630X3 =560+40=72-24=9+50=630+70=120X5 =24X5 =70X8 =250X5 =14+40=880X2 =40X8 =57-28 =801X9=120+20 =250X1 =28+68 =100X0=30X6=18X3 =902X1 =17X4=68-4=48 16=70X2=200X8 =280-70 =320X8 =30X6=180-60=140-5 =125X8 =560+80 =150X2 =700X2 =72X3 =42 +

2、 30=902X6=590+70 =800X5=440X0=25+16=303X3 =12X2=470+70=64X0=25X8 =72X6 =20X6=90X3 =420X6=280+40=55X5 =48X4=120-40=402X5 =25X4=450X0=360-90 =11+60 =三年級數學下冊口算練習題（二）630X3 =560+40=72-24=9+50=630+70=120X5 =24X5 =70X8 =250X5 =14+40=880X2 =40X8 =57-28=801X9=1204-20 =250X1 =28+68 =100X0=30X6=18X3 =902X1 =17

3、X4=68-4=48-16=70X2=200X8 =280-70 =320X8 =30X6=180-60=140-5 =125X8 =560+80 =150X2 =700X2 =72X3 =42+30=902X6=590+70 =800X5=440X0=25+16=303X3 =12X2=470+70=64X0=25X8 =72X6=20X6=90X3 =420X6=280+40=55X5 =48X4=120-40=402X5 =25X4=450X0=360-90 =11+60 =630X3 =560+40=72-24=9+50=630+70 =120X5 =三年級數學下冊口算練習題（三）24

4、X5 =70X8 =250X5 =14+40=880X2 =40X8 =57-28 =801X9=120+20 =250X1 =28+68 =100X0=30X6=18X3 =902X1 =17X4=68-4=48-16=70X2=200X8 =280-70 =320X8 =30X6=180-60=140-5 =125X8 =560+80 =150X2 =700X2 =72X3 =42 + 30=902X6=590+70 =800X5=440X0=25+16=303X3 =12X2=470+70=64X0=25X8 =72X6=20X6=90X3 =420X6=280+40=55X5 =48X

5、4=32+9=60X3 =504-2=22X4=66 4-6 =84 + 4=1404-7 =71-7=4004-2=904-3 =694-3 =624-2=28+17=30X8 =8004-4=13X2=20X4=64-36 =31X2=5姓名:家長簽字:三年級數學下冊口算練習題（四）36 + 3=10X10=6X30=150X4=16X40=50X30=644-4 =15X4=9X80=15X40=49X10=150X2=42X4=60X50=1504-3 =56X10=42X30=30X20=31X30=4X60=21X40=35X20=15X80=5X60=20X10=8X70=7X4

6、0=27X30=23X30=51+3=24X3 =70X3=70-3 =60X40=35X20=4904-7=21X3=15X6=36+50=40X50=18+6=200X30=14X5=30X60=17X3=63-7=230X20=130X3=1204-6=25X4=34X2=15X5=15X8 =260X2=75-26=300X6=25X40=125X8=13X5=14X4=75X4=308X7=105X30=12004-4=5X17=48 + 3=160X2=480 + 2=50X60 =90X6=1400X5 =12X8=92+2=150X4=724-7=63 + 7=110X8 =3

7、200X2=24X20=28X3=6X 13=6504-5=130X4004-8=61+3=三年級數學下冊口算練習題（五）9004-6=10X47=12X20=18X2 =844-3=12X3=500X6=1900X5 =720+4=50X70 =26X30=18X4=36X20=4X250=48+4=18X3 =6X800=110X8 =130X5 =4004-8=420+3 =90-15 =3X24=48+16 =11X40=53+26=994-9=86 + 2=700X2=6X11=8337=9034 =2X23=2X120=29+49=500+300=400X4 =4X700=800+

8、300=60+17=4000+300=72-？ 8=15X4=4700-700=88 + 8=7300+400=200X8=110X4=3X310=950 X 0=110X1=7.3-2.9=10-0.7=8.2-5=402 X 2=25+18=25+43=3700+3000=6500300=21X3=6700+200=7 X 600=600X3=500X4=350X4=614-3=44 + 2=903：3=8549=68+17=8434=44+46=300+800=6539=1100500=5036=7144=900 X 4=220X4=500X3=120X3=25+37=50X60 =三年

9、級數學下冊口算練習題（六）7 X 9+4=6X9+8=7X8+4=9X4+6=6 X 6+7=36X20 =4X250 =160X2 =480 + 2 =484-4=18X3=6X800=4204-3=90-15 =3X24 =11X40 =53+26=994-9=86 + 2=700X2=48+16 =50X60 =6X11 =8337=90 34=2 X 23=29+49=500+300=400 X 4=4 X 700=800+300=2X120=60+17=4000+300=724-8=15X4=884-8=7300+400=12X3=724-7=63 + 7=4700700= 4+0.

10、6=6.5+4.7=1.2-03=4.6+2.4=3.8+6.6=300 + 5 =7204-9=6500300=21X3=6700+200=7 X 600=500X4=350X4=444-2=903 + 3=600 X 3=120-40=402X5 =25X4=450X0=360-90=630X3 =560+40=72-24=9+50=630+70=24X5=70X8 =250X5 =14+40=880X2=11姓名： 家長簽字：三年級數學下冊口算練習題（七）57-28 =801X9=120+20=250X1=28+68=30X6=18X3 =902X1 =17X4=68-4=70X2=20

11、0X8=280-70=320X8 =30X6=140-5=125X8=560 + 80 =150X2 =700X2=42+30=902X6=590+70=800X5=440X0=303X3 =12X2=470 + 70 =64X0=25X8=20X6 =90X3 =420X6=280+40=55X5=48-16=120X5=40X8 =100X0=11+60=25+16=72X3=180-60=72X6 =48X4=120-40=402X5=25X4=450 X=360-90=630X3 =560+40=72-24=9+50=630+70=24X5 =70X8=250X5=14+40=880X

12、2=57-28=801X9=120+20=250X1=28+68=30X6=18X3=902X1 =#姓名:家長簽字:三年級數學下冊口算練習題(A)17X4=684=70X2=200X8=280-70=320X8 =30X6 =140-5 =125X8 =560 + 80 =150X2 =700X2 =42 + 30 =902X6 =590+70=800X5=440X0=140-5 =125X8 =560 + 80 =150X2 =700X2 =42 + 30 =902X6 =590 + 70 =800 X 5=440X0=303X3 =12X2=470+70=64X0=25X8 =20X6=

13、90X3 =420X6=280+40=55X5=120-40 =402X5 =630+70=25X4 =450X0 =360-90 =630X3 =560 + 40 =72-24 =9 + 50=24X5=70X8=250X5=14 + 40 =880X2 =57-28 =801 X9 =120 + 20 =250 X 1 =28 4-68=30X6 =18X3 =902 X 1 =17X4=684=70X2 =200X8=280-70=320X8=30X6=303X3 =12X2=470+70=64X0=25X8 =20X6 =13姓名：家長簽字：三年級數學下冊口算練習題（九）90X3 =4

14、20X6=280+40 =55X5=11+60=120X5 =40X8 =100X0=48-16=180-60=72X3=25+16=72X6 =48X4 =11+60 =120X5 =40X8 =100X0 =48-16 =180-60 =72X3 =48X4 =72X6=25+ 16 =34 X 3=312X5=605 X 4=270 X 8=36X6=156X3=509 X 7=320X5=64X8=357 X 3= 305 X 5=180X4=364X3=128X4=404 X 7=334X5=49+162=184+360=641+368=357+343=249+96=482+349=

15、460+463=167+467=264+98=751+249=624+249=816+267=315+67=157+946=69 + 8=344-6=164-4=35 4-6= 214-5=27 + 3=184-5=424-6=862+158=315+767=21-? 7=654-9=35-? 5=72-? 8=324-4=364-9=504-7=53 + 8=125-5=9351-128=三年級數學下冊口算練習題（十）327-69=461-167=507-694=200-49=168-74=591467=81 25=207-154=800-167=600-248=809-348=75 +21

16、 =69 57=49 +37=25X3=268+125=280+40=66 - 22=46 X 20=40 4-8= 70 + 550=800X6=500 X 4=5404-9=14X5=350-80=570 + 50=23X3=180-r3=200X8 530-70=850X2=263-80=8504-2=1300500=98 + 26X0=102X2=700X3=310X3=300 + 5=80X5=6000+4000=5000500=8600600=59 +42=8738=43X7=245 X 9=309 X 5=600X4=70+550=800X6=500X4=5404-9=14X5=

17、350-80=570+50=23X3=1804-3=200X8=530-70=850X2=263-80=8504-2=102X2=700X3=310X3=3004-5=80X5=98+26X0=6000+4000=5000500=8600600=1300500=59 +42=43X7=245X9=三年級數學下冊口算練習題（十一）309 X 5=490 X 5=600 X 4=75 +21=69 57=49 +37=81 25=25X3=268+125=280+40=66 - 22=46 X 20=40 + 8=85-42=90-31=60X9=55+41=581 + 12=400X5=45 4

18、-3=51+31 =13X3=30X4=120-50=300 - 64=64 X 10=6 + 6X7=50-31=425X0=528-0=450 + 80=400 X 5=45X3=57+140=800 X 2=3000-400=420 + 7=420-330=5X28=60X5=17X3=212 + 88=80+4=6304-9=3504-7=700X2=18X4=564-8=380-190=400 X 6=60X15=724-64-2=400X3=8 + 2X20=22+40=320 X 3=7X8-7=35X0=40X6=300 X 6=7 + 3X4=90-26=50 23=8X6+

19、7=522+23=6X4 + 2=120X4=40X5=15X5 + 5=600-50=56X2=200-36=80X5=15+5X 3=380+50=789+0=3004-5=680 X 0=三年級數學下冊口算練習題（十二）40X25=6X6+6=436-24=111X9=15X4 + 8=120X3=360+80=300 X 7=85+247=6304-9=3504-7=700 X 2=18X4=320X3=310X3=60X15=724-64-2=400X3=8 + 2X20=7X8-7=564-8=380-190=400 X 6=50-23=22 + 40=35X0=40X6=300X

20、6=7 + 3X4=8X6+7=522+23=6X44-2=120X4=80X5=90-26=40X5=15X5 + 5=600-50=56X2=15+5X3=380+50=789+0=3004-5=15X4+8=200-36=680 X 0=40X25=6X6+6=436-24=120X3=360+80=300 X 7=85+247=310X3=111X9=200X5=320 X 2=6604-6=700X2=6304-9=3504-7=700X2=18X4=320 X 3=80X3=60 X 15=72 6 + 2=400 X 3=8 + 2X20=7X8-7=564-8=380-190=

21、400 X 6=50-23=22+40=35X0=40X6=1)姓名:家長簽字:三年級數學下冊口算練習題（十三）300 X 6=7 + 3X4=8X6+7=522+23=6X4 + 2=120X4=80X5=90 26=40X5=15X5 + 5=600-50=56X2=15+5X3=380+50=789 + 0=300 + 5=15X4 + 8=200-36=680X0=40 X 25=6 X 6+6=436-24=120X3=360+80=300X7=85+247=310X3=111X9=75 +21=69 57=49 +37=81 25=25X3=268+125=280+40=66 22

22、=46 X 20=404-8=85-42=90-31 =60X9=55+41 =581 + 12=400X5=45 + 3=51+31=13X3=30 X 4=60-r 4=120-50=300-64=64X10=400X5=50-31 =425X0=528-0=450+80=6+6 X 7=57+140=800X2=3000-400=420 + 7=420-330=5X28=60X5=17X3=212+88=57-38 =1500-700=42X2 =99 + 3 =660 + 3 =9604-3 =1804-9 =65+15 =6604-6 =三年級數學下冊口算練習題（十四）7704-7 =504-5 =3X800=4204-7 =3X220=93 + 3 =8804-4=1200-200 =11X7 =80-46 =4804-4 =3X10=80X40 =18X5 =40X60=304-10=13X4=25X20=160X4=3004-5 =7204-9=16X6=720-?0=1804-20=04-90=10X40=12X50=85：5 =574-3 =0+8 =32X30=704-5=25X4=15X6=630 + 9 =4504-5 =12X40

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