四年级（下册）数学口算题2560道.doc

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1、1170= 0536=10.56X10= 0.101X100= 0.4+0.6= 4+4.9= 6.5-3.4= 27+25= 89-25= 189-34=345= 842= 3530=1804= 196= 2412= 9911= 3618=966= 6012= 9113= 8517= 5117=580= 8060= 10140= 4850= 1720=0.4+8.7= 4.5+3.6= 0.28+0.54= 1.4-0.9=7.1-3.5= 5-2.7= 32(25+125)= 25（24+16）=99+178= （140-70）54=84242= 245=2.5+0.9= 7.8+1.6=

2、 11.7+2= 0.39+0.15=1.2-0.5= 4.7-2.8= 1307= 752=254= 5213= 7437= 8.6-5.3=0.96-0.33=5427= 1004= 8643= 6025= 4529=24012= 17+85=（46-20）30= 25274=4025= 648-7=267-45=353= 12525=758=205-138= 3604= 9968= 4975= 7822= 488948= 3968= 32003=638= 958= 7217= 2466=340-240= 58+12= 83-25=762=54-49= 274= 612+34= （21-1

3、2）13= 14556= （18-12）7= 52-31= 125-155=43-39= 3604= 6（425）= 434=5+520= （119-8）3= 366= 2.14+2.12=2.19+0.31=0.88-2.12=5.34-0.21=22X7=6.61+3.44= 6.28+3.14=11.1+21.6=4.1+4.9=65.2+2.7=52.6+3.1= 61.3+66.4=8.6-5.3=51.8+24.2=88.6-7.4=52.3+6=4.7-3.25=12.75-3.6=4-5.3=8.24+16.93=15-2.24=5.63+1.25=9.36-1.59=5.63

4、-5.21=4.65-1.15=7.65-4.19=8.88-2.69=0.720.91=0.830.68=8.243.76=4.123.8=14.30.78=1.38.56= 0.80.55=40.04=1.20.03=3.53.05= 0.80.45=0.782.2= 5.20.08=3.250.75=6600110= 91-23= 2250= 0346= 12532= 21500= 12504= 439+61= 392+208=188+702= 15400= 200-47= 289-98=66+25= 239+42= 6550= 652= 545= 65013= 740370= 7540

5、= 14030= 96003200= 295= 200-104= 15+97= 582= 724= 1000-37= 6000150=101+52= 47-19= 5405= 7406= 20000500= 28300= 2512= 4350= 530-250= 600120= 6.84-5.73= 0.97+6.13= 5.03-2.90= 4.9-0.85= 2.13+6.89=1.72+3.6=17.20.36=5.40-4.86=11.6-9.23=0.32+1.57=9.25+2.25=4.22+8.46=2.45+3.25=5.6+2.4=6.5-2.2=68.4-61.5=0.2

6、5+6.75= 3.14+3.1=6.31+20.1=52.3+12.7=759=8310=989=1233=344=25（24+16）=99+17=79+57=300254=1004=6012=10025=320040=49700700=4824=315015=480025=150015=7540= 14030= 96003200=295= 200-104= 15+97=582= 724= 1000-37= 6000150= 101+52=47-19= 5405= 7406= 20000500= 28300= 2512= 4350= 530-250= 600120=652= 545=0.3+

7、1.5= 2.5+9.8=7.6+1.3 =4.4+5.7=2.3+7.7 = 5.7+3.1=7.69+2.31=9.16+2.64=5.68+12.22=16.8+16.5=14.6+2.1=3.4+0.7=32.2+2.1= 6.4+8.2=28.01+2.09=3.4+6.8=138-89= 540054= 20034= 550-450= 18000600= 270030=4514= 18万+24万= 89100= 0.82+0.08= 731= 0.6310= 410= 171000=0.56+0.4= 8025= 1-0.93= 1.25100= 5.6+99= 10025= 90

8、-0.9= 41100= 8800400= 0.1210= 60030= 7.59100= 150+70= 356-98=1258= 6126= 1280= 1.5100= 84040= 0.125100= 8100=2.3+3.6= 0.28+0.12= 7.3+2.7= 7.5-3.4= 1-0.35= 3.610= 5.6+2.3+0.7= 5172= 154-73-27= 100025= 24012= 7.06100= 7.610= 2.510= 65.8100= 91.051000= 30015= 0.051000= 1460= 5400600= 345+298= 038= 670-

9、540=894-399= 68101= 1940= 474= 95-64= 4019= 0.9-0.3= 0.35+0.43= 2.8-1.2= 0.81-0.19= 9.7-7= 7.8+2.2= 1-0.37= 31052= 6.9+7.1=6.8-3.8=4.26-3.71=8.1+3.6=23.1+23.9=6.94-3.12=3.8+2.4=4.66+0.6=51.2-24.9=5.16-1.3=2+4.31=7.28-2.14=4(25+50)= 32.8+19=0.5117=24030=10000.8= 3.06+0.2= 8125=0.67+1.24=7-6.28= 8.2-0

10、.01= 9923=504= 51000= 0.42+9.5= 100.5=65254=0.08100=1.82-0.63= 4.5+1.5=1-0.63=231-99= 3.7+2.5= 32+268= 1.3-0.7 =2.4+0.6 = 799+7= 24-19+24+19= 7.5-2.8= 5.5-3.2= 12062= 910070= 2-1.1=4(36-25)=1-0.2= 4.3+1.5= 300-84-= 145-99= 1025= 3.560= 3.12+5.2= 11.3-8.6= 0.23400= 0.59+0.22= 600.5= 2-0.29= 457+198=

11、756-197=45+15= 5.4-2.5-1.4= 0.361.2=53.3= 5.53=14.5+9.5= 400258=71.4= 4168= 2.130= 1.2538=0.9-0.26= 821-202= 0.2550= 30.25= 2516=7(10+0.5)=0.6+5.47= 36+54= 7000200= 398+294= 17.3+18.7=26.5+33.5=54.6+94.2=12.4+84.1=23.6+65.4=98.5-25.81.7+0.1=0.11+0.28=2.03+0.67=5.42+2.31=44.3+25.7=80.1+1.9=289-98=66+

12、25= 239+42= 6550= 652= 545=65013= 740370= 446= 71-17= 90060= 60-52= 60-36=7+75= 1000050= 500-27= 6600110= 91-23= 2250= 0346=12532= 21500= 12504= 439+61= 392+208=188+702= 15400= 200-47= 65.1+14.3=92.4+3.17=62.1-5.5=6.18+4.12=0.5+0.63= 2.91+0.34=0.19+0.01=4.13+3.2=500-12= 25040= 125800= 97-59= 644= 99

13、8-299= 240400= 54-15= 1407= 299+455= 1560= 9100700= 90050= 17+49= 25+68= 542-298= 152-46= 620-290= 100-79=860-370= 038= 670-540=894-399= 68101= 1940= 474= 95-64= 4019= 952= 590+30= 110050= 83-25=997+674=3200200= 420030= 5500500= 446= 71-17= 90060= 60-52= 60-36=7+75= 1000050= 500-27= 4.7+3.7=6.94+3.1

14、2=5.6+6.4=15.3+0.7=13.7-0.1=28.4-3.32=6+2.1=0.5+3.5=2.4+1.7=45.3+54.7=21.6+37.4=23.5+61.4=17.63+2.1=3.6+3.5=9.6+2.4=8.9+1.1= 7.3+2.4=6.25+2.52= 8.71+1.29=1.3-0.1=54.8+69.2= 6.3+1.4+5.2= 8.46+2.54=2.41-3.1=9.46-2.15=3.3-6.15= 7.3+6.7-2.6= 16.3+65.2=63.2+46.8=3.12+6.21=2.44+3.56=7.69+3.61=3200400= 360

15、120= 1.29-0.18= 15(100+3)= 0.6+5.47= 36+54=7000200= 398+294= 500-12= 25040= 125800= 97-59= 644= 998-299= 240400= 54-15= 1407= 299+455=1560= 9100700= 90050= 17+49= 25+68= 542-298= 152-46= 620-290= 100-79= 860-370=038= 670-540=894-399= 68101= 1940= 474= 95-64= 4019= 952= 590+30= 110050= 83-25=997+674=

16、320020= 420030= 5500500= 5.63+1.25=9.36-1.59=5.63-5.21=4.65-1.15=7.65-4.19=8.88-2.69=0.720.91=0.830.68=8.243.76=4.123.8=14.30.78=1.38.56= 0.80.55=40.04=1.20.03=3.53.05= 0.80.45=0.782.2= 5.20.08=3.250.75=0.051000= 1460= 5400600= 345+298=0.5+0.4= 0.9-0.3= 0.35+0.43= 2.8-1.2= 0.81-0.19= 9.7-7= 7.8+2.2=

17、 1-0.37= 31052= 6.84-5.73= 0.97+6.13= 5.03-2.90= 4.9-0.85= 2.13+6.89=1.72+3.6=17.20.36=5.40-4.86= 11.6-9.23=0.32+1.57=9.25+2.25=4.22+8.46=84040= 0.125100= 8100= 2.3+3.6= 0.28+0.12= 7.3+2.7= 7.5-3.4= 1-0.35= 3.610= 5.6+2.3+0.7= 5172= 154-73-27= 100025= 24012= 7.06100= 7.610= 2.510= 65.8100= 91.051000

18、= 138-89= 540054= 20034= 550-450= 18000600= 270030=4514= 18万+24万= 89100= 0.82+0.08= 731= 0.6310= 410= 171000= 0.56+0.4= 8025= 1-0.93= 1.25100= 5.6+99= 10025= 90-0.9= 41100= 8800400= 0.1210= 60030= 7.59100= 150+70= 356-98= 1258= 6126= 1280= 1.5100= 84040= 0.125100= 8100=2.3+3.6= 0.28+0.12= 7.3+2.7= 7

19、.5-3.4= 1-0.35= 7.610= 7.06100= 345+298= 2.510= 65.8100= 91.051000= 30015= 0.051000= 1460= 0.81-0.19= 1-0.37= 0.5+0.4= 0.9-0.3= 0.35+0.43= 2.8-1.2= 9.7-7= 7.8+2.2= 5.8-5= 6.7+3= 4060= 840 21= 2450= 1-0.08= 621-199= 7.8+2.2= 750-260= 360+640= 12-1.46-0.54= 5.6+2.3+0.7= 8800800=110600= 256=30015= 7979

20、= 430+190= 51030= 340+270= 7218= 9015= 72012=0578= 38+90= 13050= 380-56= 580-410= 196+68= 18万+23万= 1000-620= 410-203= 0578= 38+90= 7979= 84万-48万= 64万+34万=72008= 9616= 98-49= 340+270= 7218= 9015= 72012= 12524= 72048= 630452= 299+435= 260-98=25245= 3.7+2.5= 12062= 96048= 431+199= 362-103= 36085= 2532=

21、91258= 430270= 376-198= 2.5+3.2= 9.94.8=80.72= 0.25+0.75= 381938=78030= 254= 4005=12200= 6025= 30015= 90030= 847=535= 64040= 96060= 4250= 0.6-0.47= 258=1-0.06= 0.8+4.7=0.75100= 5.610010= 410=0.08 +1.22= 45万+256万= 7.41000= 4(257)= 171000= 72060= 1-0.93= 7800= 760-450= 310+48= 240+160= 9060= 670-500=

22、76万+19万= 98-49= 410-203230万-70万= 82万-54万= 320+60=17.2-5.9= 17.3+2.4= 11.7+0.7= 6.1+14.0= 20.9+0.0= 5.4+4.3= 5.4-5.0= 15.5+3.8= 17.2-5.5= 18.4-11.9= 11.6-1.2= 19.0+2.0= 19.9+0.3= 4.5+3.1= 14.2-11.8= 0.1-0.0= 20.8-11.9= 18.1+0.8= 3.5+14.6= 6.9+11.6=138-89= 540054= 20034= 550-450= 18000600= 270030=4514

23、= 18万+24万= 89100= 0.82+0.08= 731= 0.6310= 410= 171000= 0.56+0.4= 8025= 1-0.93= 1.25100= 5.6+99= 10025= 3.8-2.8= 14.6-12.2= 9.1+7.5= 14.6+6.3=0.70.9= 3.250.75= 14.60.4=100.1=140.78=10.3=50.08= 1.11=1.642.35= 8.346.22= 12.63.4=107.64= 13.886.29=0.991.1=100.22.28= 13.68.46= 12.67.43=90-0.9= 41100= 8800

24、400= 0.1210= 60030= 7.59100= 150+70= 356-98=1258= 6126= 1280= 1.5100= 84040= 0.125100= 8100= 2.3+3.6= 0.28+0.12= 7.3+2.7= 7.5-3.4=1-0.35= 3.610= 5.6+2.3+0.7= 5172= 154-73-27= 100025= 24012= 7.06100= 7.610= 2.510= 65.8100= 91.051000= 30015= 0.051000= 1460= 5400600= 345+298= 0.5+0.4= 0.9-0.3= 0.35+0.4

25、3= 2.8-1.2= 0.81-0.19= 9.7-7= 7.8+2.2= 1-0.37= 31052= 4(25+50)= 32.8+19= 0.5117=24030=10000.8= 3.06+0.2= 8125= 0.67+1.24=7-6.28= 8.2-0.01= 9923= 504= 51000=0.42+9.5=100.5= 65254= 0.08100=1.82-0.63= 4.5+1.51-0.63=231-99= 3.7+2.5= 32+268= 1.3-0.7 =2.4+0.6 = 799+7= 24-19+24+19= 7.5-2.8=5.5-3.2= 12062=

26、910070=2-1.1= 4(36-25) 1-0.2= 4.3+1.5= 300-84=145-99= 1025= 3.560= 3.12+5.2= 11.3-8.6= 0.23400= 0.59+0.22= 600.5= 2-0.29= 457+198= 756-197= 45+15-45+15= 5.4-2.5-1.4= 47X4=0.361.2= 53.30.2= 5.53=14.5+9.5= 400258= 71.4= 4168= 2.130= 1.2538=0.9-0.26= 821-202= 0.2550= 30.25= 2516=7(10+0.5)=(0.18+0.9)9=0

27、.740.001=5.4-2.5-1.4= 6X3X2= 63X3=2-0.35-0.65= 6.4+1.07-0.47= 1.5-0.04= 42035= 0.49+0.61= 2.40.2= 0.640.16= 5580= 11.7+2.3= 735-298=81027= 10-8.25= 3200400=360120=1.29-0.18= 15(100+3)= 0.6+5.47= 36+54= 7000200= 398+294= 500-12= 25040= 125800=97-59= 644= 998-299= 240400= 54-15= 1407= 299+455= 1560=91

28、00700= 90050= 17+49= 25+68= 542-298= 16.4-(3.5+6.4)= 8.32.50.4= 0.6+0.699= 67X2=(0.88+0.16)8= 12.6+5.3+6.4= 9.60.4= 45X0= 61.4+64.6= 0.8(0.40.2)= 10.48= 89X2= 152-46= 620-290= 100-79= 860-370= 038= 670-5=894-399= 68101= 1940= 474= 95-64= 4019= 952= 590+30= 110050= 83-25= 997+674=3200200= 420030= 550

29、0500= 446= 71-17= 90060= 60-52= 60-36=7+75= 1000050= 500-27= 6600110=91-23=2250= 0346= 12532= 21500= 12504= 439+61= 392+208=188+702= 15400= 200-47= 289-98=66+25= 239+42= 6550= 652= 545= 65013= 740370= 7540= 14030= 96003200= 295=200-104= 15+97=582= 724= 1000-37= 6000150= 101+52= 47-19= 5405= 7406= 20

30、000500= 28300= 2512= 4350= 530-250= 600120= 185-86= 906= 700-7=120+390= 64+36-58= 403825= 2965= (18+25)4= 7125+125=1007+7=90-69+27= 410-350-20= 25(100+2)= 95(100-1)= 7(40+7)= 645-(500-1)=870-150=53-38-14= 196+116= 827-59= 678-28=860-47= 2030= 0.7+2.8= 5.8-3.4=722432002 2420 01452835613 65059006123 1

31、0479113 45050 122010182843 19005 7204135 5070 48080 26309331= 8.94-6.73= 8.95-0.73= 3.61-0.30= 7.78-5.15=4.68+7.10= 9.63+6.28= 7.71-2.69= 9.91-8.74=6.07-1.69= 5.00+6.13= 8.24-7.63= 5.21+5.49= 9.21-8.20= 6.88-0.49= 8.06-6.96= 2.76-1.02= 3.50-2.54= 0.66+9.27= 8.99-8.84= 3.18-2.65=1847437 4250 1202034

32、1602 48025060 48432 7619 18326800 110811 25050 1305 4008420312 90153024 9246 481624 6.39+9.31= 4.83-1.34= 5.75-1.24= 6.77-4.79= 0.94+3.40= 3.54+7.84= 9.45-3.01= 0.09+0.87=3.08-0.91= 5.43+4.85= 8.16+3.44= 8.14-5.89=8.38+4.25= 7.82-2.37= 7.39-7.03= 8.56-7.52=8.10+4.19= 5.71+6.03= 2.44-1.13= 9.66-2.16=

33、10.06=90.5=1.258=0.20.4= 8.21.8= 10035.22=2.50.4=2.45= 0.224= 0.90.52= 3.991= 03.52= 2.55= 8.47= 0.3417= 2.50.5= 8.40.7= 0.340.17= 30.44= 1.26= 0.720.6= 2.61.3= 0.60.3= 03.65= 7.821= 32002 2420 7014 2832613 6505 9006104710 9113 450501220 1823 843 19005 7204507025 480802630 9331 1849 743721030 3620 4

34、25025 12020 1602 4802 506030 484 7619183 6800801108 25050 1305 40085 42039015 324 92464 4816 114036060 160216 4802 5060 48476194 183 6800 0.0010.1=1.40.7= 3.60.06= 5.60.8= 5.61.4= 0.480.8= 4.40.11= 4.23= 3.20.4= 0.30.01= 40.5= 5.10.17= 0.281.4= 0.90.45= 9.616= 10.01= 0.011= 7.51.5= 0.819= 30.5= 1025

35、=4.80.16= 03.89=3.521= 6.44=7600400=680270=98014=420030=61300= 130050= 20048= 930660=530280= 9200400= 84021= 80500=8000500= 190020= 200160= 8700300=300330= 31400= 700014= 60012=960080= 140300= 880040= 9600800=750290= 5490= 76020= 7500500=370200= 65013= 86004200= 2404=64080= 1510= 1211= 16030=22040=

36、1045= 450050= 1202=9030= 27030= 27030= 8421=667= 10054= 12315= 3604=555= 326=1.50.3=1.85=7.20.9= 8.40.4= 4.50.9=2.54=12.54=0.30.1= 4.52= 7.8+0.22=3.40.4= 12.60.9=4816= 1140=2.26= 13889= 54005= 20034= 550450= 18000600= 270030= 4514=18万24万= 89100= 0.82+0.08= 731=0.6310= 410= 171000= 0.56+0.4=8025= 1-0

37、.93=1.25100= 5.6+99=10025= 90-0.9= 41100= 8800400=0.1210= 60030= 7.59100= 150+70=356-98= 1258= 6126= 1280=1.5100= 84040=0.125100= 8100=1940=2474=95-64= 4019=952= 590+30= 110050=83-25= 997+674= 3200200= 420030= 5500500= 446= 71-17= 90060= 60-52=60-36= 7+75= 1000050= 500-27=6600110= 91-23= 2250= 0346=

38、12532= 21500= 12504= 439+61= 392+208= 188+702= 15400= 200-47=289-98= 66+25= 239+42= 6550=652= 545= 65013= 740370=7540= 14030= 96003200= 295=200-104= 15+97= 582= 724=1000-37= 6000150= 23199= 3.72.5= 32+268=1.30.7= 2.40.6= 7997= 24192419=7.52.8= 5.53.2=12062= 910070= 4(3625)= 1-0.2= 4.31.5= 3008416= 2

39、1.1= 145-99= 1025= 3.560= 3.12+5.2= 11.38.6= 0.23400= 0.59+0.22= 600.5= 20.29= 457+198= 756197= 45+15-45+15= 5.4-2.5-1.4= 0.361.2=53.30.2= 5.53= 14.59.5= 400258=71.4= 4168=2.130= 1.2538= 0.90.26= 821202= 0.2550= 30.25=1251= 7(100.5)= (0.180.9)9=16.4(3.5+6.4)= 8.32.5= 0.6+0.699=168= 12.6+5.3+6.4=9.60

40、.45= 61.4+64.6= 0.8(0.40.2)= 13.68= 0.740.001= 5.4-2.5-1.4= 2-0.35-0.65= 6.4+1.07-0.47= 1.50.04= 42035= 0.49+0.61= 2.40.2= 0.640.16= 5580= 11.7+2.3= 735-298= 81027= 10-8.25= 3200400= 360120= 1.29-0.18= 15(100+3)= 0.6+5.47= 36+54= 7000200= 398+294= 500-12= 25040= 125800= 97-59= 644= 998-299= 240400= 54-15= 1407= 299+455= 1560= 9100700= 90