小升初口算训练宝典57.docx

《小升初口算训练宝典57.docx》由会员分享，可在线阅读，更多相关《小升初口算训练宝典57.docx（45页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、660.7 二86775.49+0.86=945=0.8 + 0.1 =10X 60%=6.55+0.49=2.5X4=56 + 7=95 3二46+0.9=52十二336.2-1.44=990290=14-43=14 + ：24X40二2.1+0.7=1 6：2 . 563+ 24二5.35 + 1.32=25X8二120 + 20=44 X 80%=11X 二7240+4=960-430=13X10=700 50=35 + 1.5=715=0.64-0.6=48 X 30%=31225.35 + 2.65二88+5=4 =55.62+1.73=970-110=41X 二5750X8=19X

2、20=41420 7=280 20=38+2.3=31226.44+1.48=6+10=6.3 + 0.9=34X5%=435164 +二4-= X 二746276.63 + 2.75=2.5X64=5 + 5=79+1.2=4 31 =4 0.8二54X10%=11一+65.5-0.35=5.65+0.62=12.5X8=6 + 3=92+12=670600=8X10=560 70=200.6=710=。6 + 0.3=26X5%=6.03-0.97=6.9-0.48=25X8二2.44-2=61+57=970-130=1X50=100 50=9+1.5=94-16=3.54-0.5=18

3、X 70%=1132 H56又一二55.941.95二5.29-0.88=5X4=724-6=69-20=770+180=14X20=300 50=54+2.2=142=5.44-0.6=42 X 60%=2X =36.33 + 1.83=5.33-0.19=12.5X64二6 + 5=46+2.2=4+47=6.3 + 0.7 =40X5%=11411732 =1 + = X = X =55228436.33 0.67=5.85-1.54=5X8=40 + 4=71+44 =730-470=4X10=3904-30=73+2.2=9 + 25=3.64-0.6=56X50%=8611115+

4、 =9 + =X = 4-二77372266.87+0.38=6.66-2.46=12,5X4=8.4 + 7二90-12=770500=5X20=360 + 30=41+0.1=7 + 36=4.84-0.6=24X25%=15614116 + =1 一 = X = X =77238555.78+0.4=5.742.72二50X 16=30 + 3=76-45=810-40=7X10=180 + 30=88 + 1.4=2 + 21 =0.84-0.1=42X90% 二9715112=3 = X =4-二88566235.17+0.73=6.94-0.41=5X64=4 + 4=43 + 3

5、=665.33 + 1.46=77 11=572.4二97十二886.32-1.81 =24-10=14 二35.91+2.7=760380=14-23=16 二26.65-2.28=2.14-0.3=145X4 二9X40=0.34-0.1 =716312.5X8=12 X 60%=11 X 二571.24-4=240 4- 20=20 X 70%=73X =82240 + 3=64+38=22-1.9=53一 + 一 二446.25-1.94=800-400=2 30=14 + 二75.72-0.67=1X50=0.5 + 0.5=360+40=32X60%=62X = 730.25 X

6、64=217=95+47=33+2.8 二157+=885.25+0.02=930-60=140=13X10=5.6 + 0.8=90 30=50X60%=2111 X二X二34426.14+0.23=1.25 X16=224-2=30-1.5=44-46=2.44-0.6=34X20%=7244141+=6 +=4- =4- =33736535.73+0.56=5.04 2=1.25X64=3093=99 32=720490=16X10=350 + 50=36 2.2=344=0.84-0.8=48 X 70%=3111153 4 = 2272* 34* 25.44-0.43=6.82 +

7、2.26=0.5 X16=9.1+7=96+4仁 680270=7X40=440+40=68-1.9=7 + 21=1.2 + 0.2=30 X 25%=72641859 3373, 27, 66.7+1.03=5.8-0.46=0.125 X 8=22 + 2二6748=750270=12X30=6004-60=29+2.3=9 + 25=5.6 : 0.7=42X50%=7146117= = 3375, 42. 65.49 + 2.62=5.56+0.58=50 X16=12 + 6=13 1.3二135666.16 + 0.62=66+ 25=480.6二111一 +二665.68 +

8、2.96=94-50=28 二36.212.64=680+560=9 31 二16 二26.16+1.47=1.2 + 0.4 二1 3 2 260.125X32=6X10二1.64-0.2=3 1X454X50%=71二 . 20.3 9 3=450 + 50=38X40%=52二 X 二8632.5X2=5.2+4=86+11=890+470=7 X 20=560 + 40二80-0.1=4+43=1.54-0.5=26 X 30%=13628449=5 = X 二 一4- =77775386.26-0.76=5.05+0.76=1.25X2=1.2+4 二85+44=970-150=1X

9、30=240 + 20=38 2.5 =4 + 23 =0.84-0.1=52X25%=5311416=8 += X = X =44375855.5 + 1.57=5.05 + 1.92=0.125 X 4=24 + 2=90+0.4=51446.99 + 2.87=545=2.1+0.3=30X30%=13 H二25.33+0.7=8159X二X=74480.25X16=50 + 5=87-9=771.5 二73一 十 二445.28-1.56=790+460=34-36=24 ：312X30=6.34-0.7=5 16 . 8360 60=54X50%=5.35+0.97=12.5X4=4

10、.4一4=69 + 23=980270=10X50=240 + 20=42+1.5=8 16=3.64-0.6=40 X 50%=151十二775.28 + 2.61=168274二 X =-T-=277365.68-1.83=25 X 8=910 + 7=85 + 6=700-180=6X20=2804-70=64-46=1.84-0.6=18X90%=1775.12+1.59=6.93-1.48=12.5X64=260 + 2=10 3=91十=556.75 + 1.65=1+49二26 +=30.84-0.4=1 138X70%=65 20二5.53-1.39=2.5X4=14 + 2=

11、940210=4X50二30910=17+0.3=611二0.9 0.3二42 X 20%=156.38+0.52=6.24-0.94=2.5X8=16+4=92 23=940+10=10X40=700 50=27 + 1.6=8+47=8.1+0.9=24 X 60%=94555.89-0.06=291117=_38, 77, 25.15 + 2.76=1.25X64=770 + 7=76-11=770+600=11X10=240 + 30=32-1.5=136十二775.32-2.04=5 10=6.3+ 0.9=4 X 60%=684943+二X二一X二775836.82+0.41=0.

12、5 X 64=200 + 4=49-2.9=54-24=1+0.5 =38X80%=5115163十=3 =4-二 X 二33347726.99-0.94=5.59+1.79=2.5 X16=5.6+4=70 - 44=960510=8X50=420 + 30=35-2.4=14-17=1.44-0.7=14X90%=9113461=9一 _2_ _ 5552, 35, 55.31-1.63=6.65 + 1.18=50X16=0.8 + 2二63 + 32=870-80=5X10=704-10=71+2.7=64-50=2.14-0.7=34X90%=13653748=3 一二4-= X =

13、77726377-0.54=6.42-2.03=2.5X32=1204-3=79+41 =940 590=13X40=7804-60=36+2.6 =2 + 38 =3.5 + 0.7=8 X 60%=4141941+ =1 =X =4-二33768346.66-1.61=6.17+0.23=0.5 X 8=84 + 7=71-22=690+600=16X10=400+40=560.1 二8 23 =2.74-0.9=10X90%=157+ =88231615 +=X-524586.47+0.19=6.45 + 2.4=5X2=393=87-19=670+540=15X10=120 + 30=

14、8 + 2.3=84-32=3.24-0.8=42 X 60%=156151118 = 4- 一 二 X77364725.59 + 2.57=6.2-2.14=0.25X4=560+4 二82+11 =880+120=9X50=350 + 70=641.2 二1 15=2.4+ 0.6 =24 X 70%=136+ 二77111768=X=.-268876.23+0.14=5.33+2.45=1.25X8=42 + 3=67 + 57二830-190=20X 10=330 + 30=54+1.2 二3 37 =0.24-0.1=44X10%=51+ =22113818=X -324726.94

15、 2.6=6.86 + 2.67=2.5 X 64=21+7=24+1.5=94一 十二5 56.49-1.27=94-50=36 5L2 + 0.6二32X10%=84+46=60+0.9=6.15-0.79=810+220=247=12.5X64=14X10=0.4 + 0.4=1.2 + 3=210 + 70=20 X 20%=11116341十=4 二 X 二 一4- 二66352566.13-2.09=5.63 + 2.79=0.5X2=120 + 6=87+12=850+250=18X 30=220 + 20=47 1.1=9 + 36=1+0.2=22 X 70%=5327955

16、+ =8 + = 一4- - = X =44568446.52-2.68=5.44-0.77=12.5 X 8=5.2+4=93-52=700+330=15X10=3604-30=21+0.3=34-10=2.7 0.3=58X50%=9116417一 一 7 一 = 一 X 882552, 65.44+2.02=6.2+1.72=0.125 X 32=91 +7=26-1.5=4 + 36 =0.3 + 0.1 =22X30%=9141571+=7 +=4-=X二88734685.37-2.56=5.82 + 2.2=0.5X2=704-7=87+41=710+270=1X30=40 + 2

17、0=68+1.3=14-38=0.94-0.9=26X30%=5121363二2 二 二 X 二44342725.79-0.85=5.44-1.17=25X4=840 7=92+26=780-570=3X10=550 + 50=41-0.9=3 + 18 =2.74-0.9=60X5%=7341761+ =6 + 二 X =4-=44786545.99+1.74=5.75 2.03=2.5X4 =540 6=94-6=910+430=17X20=10020二75-1.6 =1+34 =0.74-0.1=54X5% 二9321741+=2 =4- =4- =44378555.35 +1.34=6

18、.28 2.32=0.25 X 64二214-3=8-2.4=14-10=1.6 + 0.8 =52X80%=9114224-1 -I-=二一=二-8833, 33, 56.99 + 1.82=5.13 + 1.13=0.25X32=2.4 + 6二93+49=680+440=19X20=9804-70=83 + 2.9=84-16=34-0.5=50X50%=5141111=8 + =X = 十 =44583765.28 + 1.34=6.53-1.2=50X8=404-4=6342=800-460=7X50=350 + 70=25+0.4=1+30=4.54-0.5=10X25%=1512

19、8164-k - -4 =773785, 36.77-2.77=6.82 + 2.73=25X16=2.44 二94 54=870+400=20 X 20=840 70二72 + 0.3=34-15=0.84-0.1=46 X 80%=3123714-5 -I- - = 一 =-2234, 82, 56.18-0.99=6.76-1.51=1.25X4=300 5=6.05-1.52=2.5 X16=2.2 + 2=19X30=5204-40=3.54-0.7=52X90%=81114-=X =7268870+560=840=6.35 + 2.35=0.25 X16=80+4=870300=3

20、 16=7141 8 . 65, 4125 X 64=4204-3=12X40=7004-50=2.44-0.3=6X25%=8761_2_ _2_ 7, 85* 359+2.2=115十 二665.39-1.93=88+46二54-2=42336.32+1.14=87-21=21-1.6=1367764+0.8=82-28=37-2=6155546=22 H二312 5680+230= 710=49 H二56.78-0.19=2.44-0.6=14rr:2X30二4.5 - 0.9=52X70%=56100 - 20=30X40%=6.87+1.07=5.491.9二0.25X16=4 +

21、5=790.2=3 + 38=3.2 + 0.8 =20 X 60%=4218632 + =3 + = X = X =33275235.03 + 2.98=6.95-1.74=12.5X4=160 + 4=62-10=950-260=16X50=660 + 60=10+2.5=3 + 27=5.44-0.6=2X30%=9124131二2 二 X 二 X =44552236.83+0.84=6.35 + 1.21=12.5X32=4.2 + 6二74 + 59=900+200=3X10=540 + 60=31 + 0.2=6 + 27=2.8 + 0.4=34 X 10%=5131175一=5

22、 + =4- - = X =22544865.55-0.27=5.62+1.37=25X4=2.6 + 2=84-5=750+10=7X10=400 + 50=88-2.8=4 + 35=1.64-0.4=18X40%=9111115 + =5 = X = X =88274865.02 - 0.86=5.93-2.47=25X2=320 + 4=23-1=51一 + 一 二225.84+0.02=94 + 2=610+140=46+1.9=9 20=94十二556.53 + 1.6=36 二76.26 + 2.46=8X20二2.84-0.7=57X 二465X32=650 50=38X80%

23、=31364-3=95-8=850+170=2X20=780 60=74-10=4.84-0.6=60 X 90%=417626 二4-二一4-二578736.63+0.58=125X4=240 + 2=81 + 1.5=5 + 28=1.2 + 0.4=30 X 70%=7118951=3 + =+ = 4-=44278646.96-1.05=6.91+2.91=0.25 X 32=20+4=82+27=910-600=1X30=650 50=46+2.6=149=2.8 + 0.7=56X30%=81775.6 + 2.74=437169 +=4-= X 二546276.68+0.84=0

24、.125 X16=8+4=17+2.2=73445.8-0.29=84-47=19 + ：30.94-0.1 =83 I 7. 42 X 20%=415.54+1.99=50X64=3.5 + 7=642=790+210=20X10=270 + 30=87 2.8=44-34=3.54-0.5=24 X 30%=3111118=8 = = 2223, 75, 76.91-2.48=5.16+1.23=12.5X32=5204-4=81-4=700270=8X40=360 + 60=32+0.8=24-19=0.64-0.1=48X10%=7151321十 =5 = 一X = X =447843

25、75.25 + 1.4=6.72+0.48=50 X16=480 + 6=93 + 18=820-110=12X40=180 - 20=17121411 -15一X-88545436.77-1.27=6.66+1.28=50X2=35 + 7=0.2 + 0.2=28 X 80%=741.3二53 1.5 二131776.36 1 二6221=38 + 2.3=75666.46 + 2.97二88+48二55 + 1.4=51446.22 1.44=96+13二81+3=6 28=6.3 + 0.7=56X90%=117133 +=X=X二526645.37+0.74=125 X 32=0.2

26、 + 2=670+410=7 23=17X40=110+10=4.94-0.7=32X50%=156663 二 一4-二 X 二565575.85 1.72=0.25X4=8 + 4 =13X20=400+40二6.3 : 0.7=6 X 80%=720+520=712 二43 ：56.11-0.45=720-200=14-34=0.25X16=9 + 3=9X20=5.4 + 0.9=140 + 70=60X25%=86611181= 4H= 一X一二 X -77728275.12+1.05=6.03 + 1.79=0.125X2=42 + 3=14+0.6=171885.14-2.73=2

27、 50=16 一 21.44-0.2=58X90%=2131 3 , 34 . 67 + 2.92=125X4=16+2=66+49=690210=4X50=90 30二50-1.8=84-22=4.84-0.8=58X30%=7321549=2 + 二 X 二 一4-二44376585.27- 0.37=5.661.23=50X2=24 + 6二83+ 37=800-10=12X30=250 + 50=53 + 1.3=4 + 38=2.14-0.7=36X30%=8113561+ =7 二X 二一X =77224786.89-2.88=6.87+0.22=125 * 64=183=87-4

28、6=63-1.9 二177885.22-0.68=700-140=17 X 50=90+10=122=0.84-0.8=42X90%=212767二4-二 X二783655.09+0.48=5X4=4.8+4=11-1.4=7+48 =0.44-0.1=52X40%=6414162十=9 =4-二 4-=55735535.33-1.94=6.83 2.7=0.5X4 =0.24-2=74+51=900+340=8X40=840 + 60=6+0.7=74-25=1.84-0.9=38X25%=7222769十 =1 一 二 X 二 一二33338585.23 + 0.49=5.38-1.25=

29、25X16=20+4 =61-26 =910-450=9X40=320+40=82+0.7=4 + 33 =1.24-0.6=56X90%=5234176 =9 = X =4- =33554655.44-0.18=5.312.32=0.125X4=0.6 + 2 二68 + 7=670-30=3X30=840 + 70=850.6 =9 + 30 =4.94-0.7=52X50%=7524117+=9 += X =4-二66336786.96-0.33=6.98-0.48=0.25 X 32=2.2=30-3=3 + 26=1.24-0.3=16X5%=9311811 =8 = 4- - =

30、X =44247435.84+1.58=5.12-2.66=5X2=78 + 6=73 + 22=660 + 330=13X20=2004-50=39+2.9=24-10=2.14-0.7=16X25%=91168112= -2_ 442574, 56.26+1.35=5.07 + 0.6=2.5X32=60 + 6=95+ 23=640-20=20 X 50=280 + 40=83-2.5=6+46=1.54-0.3=4 X 80%=9417916十=8 一二二一X =55388376.8-2=5.33 + 1.27=0.125X8=5.24 二65 + 32=660+150=10X10=6

31、00 + 60=55-2.5=5 + 18=0.9 + 0.1 二60 X 70%=91115764-二Q 一 二_8835. 48, 56+0.64=6.82+0.49=5X4=2 + 2=10+1.7=143=L6 + 0.2=50X90%=71336.98-1.61 =22 =55.3-2.18=3294X=一9一23850.125X64=4.8 + 6=8458=960+410=69+1.4=14-23=20 X 30二250 + 50=1.6 + 0.8=36X20%=115十二665.77-2.3=62 =75.8 + 2.49=72-25=49-2.8=157一十 一二886.1

32、9-2.44=95-51=89-2.9=790+350=34-28=21 = 35.71-0.25=760+570=5-50二0.125X4二490 + 7=93445.52-2.17=5.38+0.24=11X40=3.64-0.4=55义一二44125X8=11X50=0.4 + 0.1=980 70=36X30%=41X =557 + 7=6304-70=60 X 20%=25X2二17X二284.8+4=67+2.3=2 + 31=L4 + 0.2=4X50%=51335.36-2.4=131547 二X二X二246455.55-2.8=12.5X32=25 + 5=97 - 40=7

33、90+600=3X50=110+10=90+2=7 + 38=4 + 0.5=6X40%=7121171+ =9 + =X 二 一4-二44523825.75 + 2.98=5.18 1.77=50X32=400 + 4=71+21=910+410=20 X 50=780 + 60=15 2=9 + 23=7.24-0.8=6X50%=5231347十=5 +二 X 二 一X =33724565.57+1.89=6.68-1.65=2.5 X 64=1.2 + 3=7220二89-0.5二157一 + 一 二886.12-1.39=730-150=7 X 20=550 + 50=840=2.7

34、4-0.9=36X60%=145813 += X =4-二336786.48 -1.75=25 X 64=72 + 6=26-2.9=5 + 20=2.5 0.5=34 X 90%=7121131 + =4 = X 二 X 二33583286.74+1.02=5.12-1.6=0.125X16=42 + 7=78+55=870-170=16X30=60+10=36+0.9=54-39=44-0.5=56X80%=5121811=9 + =X = 4-二22547586.09 + 2.88=6.62+1.7=0.5 X 8=40 + 5=61-23=82-2.5=81776.42+1.5=850+330=134 二13 + =25.17-0.53=18X40=0.4 - 0.1=14X 二632.5X4=490 70=