人教版三级数学下册计算专项练习题

1、、口算32 + 9=60X 3=50-2=22X 4=666=71 - 7=400-2 =90-3=69-3=62-2 =28+ 17=30X 8=800宁4=13X 2=20X 4=64- 36=31X 2=36-3 =84宁4=1407=15X 4=9X 80=15X 40=49X 10=150X 2=56 X 10=42X 30=30X 20=31X 30=4X 60=5X 60=20X 10=8X 70=7X 40=27X 30=10X 10=6X 30=150X 4=16X 40=50X 30=70X 3=70- 3=60X 40=35X 20=64宁4=36+ 50=40X 50=

2、18+ 6=200X 30=42X 4=63- 7=230X 20=130X 3=60X 50=150-3=260X 2=75- 26=21X 40=35X 20=15X 80=300X 6=15X 8=23X 30=51-3=24X 3=34X 2=15X 5=4907=21X 3=15X 6=120-6 =25X 4=14X 5=30X 60=17X 3=25X 40=125X 8=13X 5=14X 4=75X 4=308X 7=105X 30=1200- 4 =5X 17=48-3=90X 6=1400 X 5=12X 8=92-2 =150X 4=3200X 2=24X 20=28X

3、 3=6X 13=6505=900-6 =10X 47=12X 20=18X 2=84-3=1900X 5=720 - 4=50X 70=26X 30=18X 4=36X 20=4X 250=160X 2=480- 2=50X 60=420-3=9015=3 X 24=4816=11X 40=53+26=99- 9=86-2=700 X 2=6X11=8337=90 34 =2 X 23= 2X 120=29+49=500+300=400X4 =4X 700=800+300=60+17=4000+300=72-8=15 X4= 4700 700=88-8=7300+400=12X 3=72-7

4、=63 - 7=200X 8=110 X 4=3X 310=950X 0=110X1=402X 2=25+18=25+43=3700+3000=500X 6=6500300= 21 X 3=6700+200=7X 600=600X 3=500X 4=350 X 4=61 -3=44-2=903-3=8549=68+17=8434= 44+46=300+800=6539=1100500=5036=7144=900X 4=220X 4=500 X 3=120X 3=25+37=50X 60 =48 - 4=18 X 3=6X 800= 110 X 8= 130 X 5= 400 - 87X 9+4

5、=6 X 9+8=7X 8+4=9 X 4+6=6X 6+7=36X 20=4X 250=160X 2=480-2 =48 - 4=18X 3=6X 800=110X 8=130X 400 - 8=420-3=90 15=3X 24=11X 40=53+26=99-9= 86十2=700 X 2=48 16=50X 60= 6X 11=8337=9034=2 X23=29+49=500+300=400X 4=4X700=800+300=2X 120=60+17=4000+300=72-8=15X 4=88 - 8=7300+400=12x 3=72-7=63- 7=4700700=4 0.6=

6、7.3 2.9=100.7=8.2-5=6.5+4.7=1.2-0.3=4.6+2.4=3.8+6.6=300 5=720- 9 =6500300=21x 3=6700+200=7x 600=500x 4=350x 4=61-3=44 - 2=903- 3=600x 3=120 40=402x 5=25x 4=450x 0=360 90=630 x 3=56040=72 24=950=630 70=24x 5=70x 8=250x 5=14 40=880x2=57 28=801x9=12020=250x1=2868=30x 6=18x 3=902x1=17x 4=68 4=70 x 2=200

7、 x 8=280 70=320 x 8 =30 x 6 =140 5 =125 x 8 =120 40 =402x 5=25x 4=450x =560 80=150 x 2 =700 x 2 =4230=902x 6=590 70=800x 5=440 x 0=303x 3=12x 2=47070=64x 0=25 x 8 =20 x 6 =90x 3=420x 6=28040=55 x 5=48 16=120 x 5=40x 8=100x0=1160=2516=72x 3180 60=72x 6=48 x 4=360 90=630X 3=56040=72 24=9 50=630 70=24X

8、 5=70X 8=250X 5=14 40=880X 2=57 28=801X9=12020=250 X 1 =2868=30X 6=18 X 3 =902X 1 =17X 4=68 4=70 X 2=200 X 8=280 70=320X 8=30X 6=140 5=125X 8=56080=150 X 2 =700X 2=4230=902 X 6=590 70=800 X 5=440 X 0=140 5=125X 8=56080=150 X 2 =700X 2=42 30=902X 6=590 70=800X 5=440 X 0=303X 3 =12X 2=47070=64X 0=25X

9、8=20 X 6 =90X 3=420X 6=28040=55 X 5=120 40=402 X 5=25 X 4=450X 0=360 90=630X 3=56040=72 24=9 50=630 70=24X 5=70X 8=250X 5=14 40 =880X 2=57 28=801X 9=120 20=250X1=2868= 30 X 6=18 X 3=902 X 1 =68 4 =70 X 2 =200 X 8 =28017X 4= 70=320 X 8=30X 6=25 x 8 =20 x6=90x3=420x 6=280+40 =55 x 5=11 + 60=120x 5=40x

10、 8= 1100x 0=48 16=18060=72x 3=25+ 16=72x 6=48x 4=11+60=120x 5=40x 8=100x 0=4816=18060=72 x3=48x 4=72x 6=25+ 16=34x 3=312x 5=605x 4=270x 8=36x 6=156x3=509x 7=320x 5=64x 8=357x 3=305x 5=180 x 4=364x 3=128x 4=49+162=184+360=641+368=357+343=404x 7=334x 5=249+96=482+349=460+463=167+467=264+98=751+249=624

11、+249=816+267=315+67=157+946=69 - 8=346=16 4=35 - 6= 21-5=27-3=18-5=426=862+158=315+767= 21-7=65-9=35-5=72 - 8=32 - 4=36- 9=50- 7=53- 8=303 x 3 =12 x 2 =470 + 70 =64 x 0 =507-694=200-49=168-74=591-467=207-154=800-467=600-248=809-348=75 +21=6957=49 +37=81 25=25 X 3=268+125=280+40=6622=46X 20=40 - 8=70

12、550=800X 6=500X 4=540- 9=14X 5=350 80=570 50=23X 3=180- 3=200X 8 530 70=850X 2=263 80=850- 2= 98 26X 0=102X 2=700 X 3=310X 3=300- 5=80X 5=6000+4000=5000 500=8600 600=1300500=59 +42=87 38=43X7=245X 9=309X 5=600X 4=70 550=800 X 6=500X 4=540- 9=14X 5=350 80=57050=23X 3=180- 3=200X 8=53070=850 X 2=263 8

13、0=850-2=102X 2=700 X 3=310X 3=300-5=80X 5=98 26X 0=6000+4000=5000 500=8600 600=1300500=59 +42=43X 7=245X 9=309X 5=490 X 5=600X 4=75 +21=6957=49 +37=8125=25X 3=268+125=280+40=6622=46X 20=40 - 8=8542=9031=60X 9=55 41=125-5=351-128=327-69=461-167=58112=400X 5=45-3=5131=13X 3=30 X 4=12050=30064=64X 10=6

14、6X 7=50 31=425X 0=5280=45080=400X 5=45X 3=57 140=800 X 2=3000400=420-7=420-330二5X 28=60X 5=17X 3=21288=80-4=630-9=350-7=700X 2=18X 4=60X 15=72-6-2=400X 3=82X 20=2240=320X 3=7X 87=56-8=380190=400X 6=35X 0=40X 6=300X 6=73X 4=9026=5023=8X 67=522+23=6X 4- 2=120X 4=40X 5=15X 5 5=60050=56X 2=20036=80X 5=1

15、5+5X 3=380+50=7890=300-5=680X 0=40X 25=6X 6+6=43624=111X 9=15X 4 8=120X 3=360+80=300X 7=85+247=630-9=350-7=700X 2=18X 4=320X 3=310X 3=60X 15=72-6-2=400X 3=82X 20=7X 8-7=56-8=380190=400 x 6=50 23=2240=35x 0=40x 6=300x 6=73x 4=8x 67=522+23=6x 4- 2=120x 4=80x 5=90 26=40x 5=15x 5 5=600 50=56x 2=15+5x 3=

16、380+50=7890=300-5=15x 4 8=200 36=680x 0=40 x 25=6x 6+6=436 24=120x 3=360+80=300x 7=85+247=310x 3=111 x 9=200x 5=320x 2=6606=700x 2=630-9=350-7=700x 2=18x 4=320x 3=80x 3=60x 15=72-6-2=400x 3=82x 20=7x 8 7=56-8=380 190=400x 6=50 23=2240=35x 0=40x 6=300x 6=73x 4=8x 67=522+23=6x 4- 2=120x 4=80x 5=90 26=

17、40x 5=15x 55=600 50=56x 2=15+5x 3=380+50=7890=300-5=15x 48=20036=680X 0=40X 25=6X 6+6=436 24=120X 3=360+80=300X 7=85+247=310X 3=111 X 9=75 +21=6957=49 +37=8125=25X 3=268+125=280+40=66 22=46X 20=40 - 8=85 42=90 31=60X 9=55+ 41=581+12=400X 5=45-3=51+ 31=13X 3=30X 4= 60宁4=120 50=300 64=64X 10=400X 5=50

18、 31=425X 0=528 0=450+ 80=6+ 6X 7=57+ 140=800X 2=3000 400=420-7=420-330=5 X 28=60X 5=17X 3=212+ 88=57 38=1500 700=42X 2=99-3=660-3=960 - 3 =180-9=65+ 15=6606 =7707=50 - 5=3X 800=4207 =3X 220=93 - 3=880宁4 =1200 200=11X 7=80 46=480-4 =二、脱式计算52 X 7+ 168255 2X 66X 8+ 154243 56 - 8125-25 X 2 =32+47X 12=7+

19、 3X 0=420-2X 8=439+ 46X 725X 17- 12070X 40- 32=90+ 5X 3=10+ 10X 30=50X 0X 8=75+ 25+ 5=45+ 55 - 5 =125-25 X 2=6X103-98=51- 4X 6=750 - 70+80=248- 4X 18450 175+ 567 X 96- 6268+29X 6517 X 36- 3948 13X52315 345 + 3574- (125 118)17X 36- 3560-12 X 24375- 5X 24948 13X 52370- 5+12025+32 X 2352+18X 1217+34 X

20、1937+16X 2865+11X 1261 + 12X 2343+21X 2345+32 X 5538+25X 3156+37X 2148+52X 2187+35X 4931+98 X 7699+46X 9744+81X 3338+53X4767+81X9099+54X5656+56X76190+18X1141+51X 8796+72 X 4498+55X 6737+43X 7732+58X 8699+65X3489+78X4648+63X9125+67X2244+88X2256+89X7735+49X8247+99X 8958+85X 3349+65X3339+83 X 5589+56X6

21、188+38X49125+82X 37137+22X 8879+92X 93196+55X 31198+12X 89152+58X 33117+58X 77132+12X 37250+23X38440+13X 36199+25X 89819+49X 90345-145+ 54035-3035-38732 X 4+26X 32291-75 X 2(5000-4708)+446 X 6+326705-362+128132+ 6X 15240-168+434+26X3178+4X867-128+4135X270-262960-320+895X8-168268+29X 65315-345+3574+

22、(125 -118)948-13 X 5217X 36+3201-146X 7960+ 8X 104X 12X 1835X 4X 15720+ 8+ 5203X 3+194890-5-1748X 100-47288-3-4570-5-7636 + 64=36 - 3=666- 3=0X 4=68 - 35=56 + 42=25- 5=270-9=96 - 6=20 X 4=25X 4=120-6=25-3=10X 8=420- 7=40 X 9=36 X 30=24 + 38=12X 5=50 X 40=87+23=488-8=26X 11 =52 + 28=320 + 140=300-6=1

23、2X 4=8-8=90 X 9=10X 5=0X 59=12X 40=1.4 0.5=10-5=7.2 3.6=80x 2=4.4 2.1=30 5=15 x 3=20 x 3=2.3 0.6=1.8 0.7=13x 20=59x 0=90 X 4=80- 4=1.7 0.9=2.8 2.7=30 x 5=620420=707- 7=80-25=5X 80=20 x 40=60 x 2050x 3=(40 - 8)=20 x 20=63- 7=90 - 3=3x 2=41+39=3- 3=9+27=69+12=30- 3=8- 2=1 x 6=90-2=42- 7=32- 4=80- 2=9x

24、 7=16-8=10- 2=5x 5=40-8=10- 5=56- 8=35- 5=40-5=370+80=9- 9=490- 7=72+28=470 70=16- 4=8x 3=790+40=30x 12=37+23=310 70=12x 3=24- 4=290+70=24x 2=9+6=410+30=31x 5=9x 6=75070=12x 6=12- 6=9067=18X 21 87+12=170+90=11X 1942+39=100+30=121314- 7=400+40=302- 3 7537=70+600=4197903- 3=12x 3=250- 5=60x 80=15x 40=

25、30x 50=59 X 6022X 30=21X 6039X 70207 X 3=7009640 950 X 3=0.30.4=40X 20=60X 1 0 =41X 70=15X 40=70X 90=12X 40=45X 20=35X 20=40X 20=30X 12=21X 30=180 6=560 7=60X 80=15X 40=30X 50=22X 30=21X 6039X 7059X 6016004 =99 9=2.30.6=1.4-0.5=50X 3=34790=0.30.4=999 9=150 3=70X 90=40X 20=60 X 11=70X 90=12X 40=45X 2

26、0=35X 20=40X 20=30X 12=21X 30=366 6=446 2=284 2=125-25=810 9=560 7=60X 90=16X 5=3.9 0.6=430 70=270+300=9.8 3.930+700=11X80=0.7+0.8=1.7+2.6=8.5 5.8= 0.8=18.2 12.1= 4.2+2.9二500X 7=900X 4= 3.695 - 0.5=35-6=13.1 4.6=1.70.8= 1.5 0.4= 6.1+9.5=0.3+0.9=3.4+4.8=30X 90=0.5+0.8二2700- 9=420-6=95-5=305- 5=408- 8

27、=78.30=34X 0=7329=37X 0=720-9X 5=986-2=401+99=1303550- 7 118 宁 624 X 3787X 21 47X 580-75=90X 9X 0=60-3-2=20+5X 4=75050=40-5=60-2=660 - 6=555-5=780-2=72067=903-3=12X 3=250-5=63299=560 - 7=60X 80=15X 40=30X 50=20X 30=21X 6039X 7059X 602073=600-2=304X 3=35-7=120-47009126+ 4640915-7 99-9=2.30.6=1.4-0.5=

28、50X 3=34159=0.30.4=3.1- 1.3=900-9=150-3=70X 90=1806=400-2=60X11=41X 70=15X 40=70X 90=12X 40=45X 20=35X 20=40X 20=30X 12=21X 30=3666=446 - 2=284-2=40-25=735-199=810-9=70050=30-5=606=369 - 3=22X 19446-2=30X 5=305X 4=213X 4=404X 7=501X 7=210X 3=56-7=45-9=55宁66300- 9=42 X 30=97+0.6二650+90=250-4 43-6134

29、99X 2369 X 12 26 -536- 3=55- 5=82 - 2=52-4=76- 2=33- 3=206-2=484- 4=122- 2=300- 5=1500-5=2800- 7=900- 5=909- 3=一、口算。3X 10=80X 40=18X 5=40X 60=30- 10=13X 4=25X 20=160X 4=300- 5=720- 9=16X 6=720- 0=180- 20=0- 90=10X 40=12X 50=85- 5=57- 3=0+ 8=32X 30=70- 5=25X 4=15X 6=630- 9=450- 5=12X 40=240- 6=16X 60=84- 42=600- 50=500X 3=0X 930=27X 30=84- 12=420- 3=910- 3=91 - 59=11X 70=1000- 5=75- 15=320- 180=30X 40=40+ 580=560- 4=95- 1 =480+ 90=510- 7=200- 4=72- 4=8000- 2=102+ 20=4000- 50=125- 25X 2=50X 0X 8=75+ 25- 5=32-47X 12=45+ 55- 5=70X 40- 32=90 - 5X 3=10-10X30=6X 103- 98=7+3X0=51-4X