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1、班级：姓名：3,3 _-+-1()108 30.25+0.5=5 1=6 60.4+0.25=2.4X5=卓=5 82+2 =3 91 1 .3-4-=4 6 43.5 X 0.4=2 13 52 2H 1+564-7 70.5+3=3+L4 50.1=7 38 47-1 =51 ,1 5-2 4 85.64-0.01=3 6U12 6北大附中河南分校外国语小学六年级数学算练习5 13 _3=_ L _ _ L =6 24 8 2 6 _1 _1 2 61+1=2 4226-98=2+5=5 3 53604-90=1 32 81.1 3+=4 3 42,1+=3 60.434-0.1=1.25
2、+8=0.25+0.5=1214-11=14.6-0.8=644-1.6=0.67+0.34=-3=83=12 664-5=-2-北大附中河南分校外国语小学六年级数学算练习3 3 _27.24-1.8=X 36=4 8 9104-0.25=9X 8=2 440.46+0.94=5 12，=6 67,96-(+)=3+L9+3=2 44 544=7.25+2.75=x3 _5843X2 _10.1X30=3 68 90.25+0.5=64-1.2=12.5X0.8=-3-北大附中河南分校外国语小学六年级数学算练习104-0.1=128+64=72.8+8=1.5 X 0.5=410-220=2
3、J=3.624-0.2=0.99X99+0.99=0.77+2.33=1.8X4=2,3+=15 150.64-=58.14-0.03=3.2-=2工+7=1010+0.5=74-1.4=10-0.9=1 3-1.5 X 2=2八 X 81=93005-900=-4-北大附中河南分校外国语小学六年级数学算练习3.64-1.2=6 X13_O A-39-X 8=4-3ZX/-8 90.854-17=2二2=7,97.25+2.75=1 一_X 6=20.78X2X100=26.26+26=35.7-44 115X6 _9 5125X9X8=-X9=60.93+0.3=7-1.57=2 X 6=3
4、7 x2 _10 316x21_7 42204-100=24 乂7 _4 6-5-北大附中河南分校外国语小学六年级数学算练习74-1.4=2.8+14=84X2=16X6=239,3 1 11=3 313x 3 _7 26-X7=44 4 5128+6.4=3 X26=130.724-0.9=2X3 _7 42884-144=2.3X0.6=82X3=2 二3一2,2-341+121=9.丁 3=41084-54=4.5+0.09=-6-北大附中河南分校外国语小学六年级数学算练习88+123=0.64-0.6X5=3.54-0.25=0.9+1.5=6.34-0.07=0.3X0.15=0.1
5、25+0.875=0.364-0.6=100-0.91=0.125X4=62X16-6X62=4X1.54-3=234X =17150X1.2%=4 5_4_._3=18 181-37%-13%=1 .3=5,516X4X A =1654-8=4.8X99=-7-北大附中河南分校外国语小学六年级数学算练习0.46+0.97=3+2 =1()5 1()_3 1,_1 1.1 _24 4 5 0.1084-0.01=9.64-1.2=0.814-0.9=3=8 32.5X(4+4 0)=3.5+0.5X0.8=6.54-0.5=0.254-5=8.43.2 1.8=2.56+2=278-44=3.
6、6%X5X 20=_1_.7=18.9184+125=100X2.7%X3=4 6 =3 1 55 _ j_ _ 4 =9 9 9 3-X16=4-8-北大附中河南分校外国语小学六年级数学算练习9 5X-=55.49+0.31=0.14-0.1-0.5=4 43 X-X3=5 52.7X3=196+205=7 _ 3 =8 4 0.25X0.8=2-0.25=5.64-0.01=工二 11=5.4-4.5=15.459.94-0.9+0.1=X24=1284-1.6=0.484-1.2=6.54-0.5=2.84-7X0.3=254-84-1.25=3.7x6.2+3 7=1.8X5=-9-北
7、大附中河南分校外国语小学六年级数学算练习19%+71%=16X3X =120.5+3=31.24-100=7.7+(44+33)=0.434-0.1=6.44-0.04=189+199=1214-11=04-2.5X4=-X74-X7=6 60.67+0.34=240-21=241-201=(-+)X24=6 1290+107=14-(10-9.9)=3 3 32二2=2 1 5 X7+7X =13 13(-+-)X 0 =6 4-10-北大附中河南分校外国语小学六年级数学算练习34-0.75=1.08X2=100X0.0015=6.24-0.1=423-141=357-159=0.63+19
8、+0.37=128+214=488-355=0.25X3X4=0.4+0.25=5 x 6 _12 110.38X3=一2 +.2=3 9384-=20.001X1000=9.5X9=10X94-15=10000X2.25%=2.84-0.7=X9=12-11-北大附中河南分校外国语小学六年级数学算练习6_4=8.3104-0.25=0.244-12=_5_._1 =12-1242=544X2.5=43+-X9=90.24X2=4.34-43=1200-198=6.44-0.8=3.34-3=6 X-=414-0.4=3.14X1=3X2.5=2.4X3=3.14X3=3 2-X-X 4=4
9、73.3X0.01=481X-=9-12-北大附中河南分校外国语小学六年级数学口算练习485.5.50.84-=18X-=5912 12 12254-i =20.65+0.94-3=1 5.51-=6 6_3 _.-1 -4 35.44-5.4X9=-X5X12=6lD-r-5-_-71.48X96X0=-X4X-1=2 21 7 4X=2 50.814-0.27=.24-0.01=_8.3=11 85.254-52.5=3.54-0.5=2 二 3=20 56.54-1.3X2=0.164-4=-13-北大附中河南分校外国语小学六年级数学口算练习0.45X20=34-=4114-=123.1
10、4X2=214X-=7(66+34)X2=3.14X6=310X-=840-2.3-1.7=4.84-0.6=14H-=73 4-0.9X3=1012+2.4=4.25.5 4-X2=12 6102xi=3邛=5 85._ 9 _o x-9 4 X44=11 4-17=5071.4X0.5 4-=10-14-北大附中河南分校外国语小学六年级数学口算练习7 7 4-X0=54-0.25=3.14X7=10 81-+-=2 43.14X4=1 .1=2 3-4-iX 3 =6 21.364-2=24 4-4=35-4-1 x 1 =4 4586+298=0.IX =10-X X100=4 250.
11、53X1000=-4-3 =11(-)X 1 4 =2 72-1.6=-4-4=9164-3.2=3.14X5=24-=5-15-北大附中河南分校外国语小学六年级数学口算练习u=2,42 2-+-X5=3 39X(1+9 27264-i =247+99+47=1.64-0.4=24-=53-X 6+0.2=53.14X8=33.6+己=5,1 21=4 43.54-5=20.63X-=9J_ X6X4=12654-130=3.8+1.3+2.2=-4-5X40=82.4X5=14-4+0.75=(+-)X3=10 53.14X9=-16-北大附中河南分校外国语小学六年级数学口算练习3.14X1
12、0=1+-=50X 4-=12 121084-9=213X-=99(9+)4-9=106.34-0.01=3 二 3=10,5-5 4.6 一 十 一=8 8 80.84+0.21=8 5 =9,98x14-2=22.1=3 2-?2=95-5 x i =22.4 1=5_4 ._8=13 13(-)X 4 =2 43-X32=850.36X=6 2 15 =3 3-17-北大附中河南分校外国语小学六年级数学口算练习3 4 2.4 X 2.5 X 4=3.14X2=7 乂 3 8 12 14 33.14X8=-X8=4214-X3=36.284-3.14=5 _ 5=6 6-22=6284-3
13、.14=X8=2833=25124-314=142=742=25.124-3.14=-X5=382=2 3-2 _ X =20 7-18-北大附中河南分校外国语小学六年级数学口算练习2 乂.32+2 =552=_9_.3=10,5.5.51-=6 6202=2 x i =6 62 x 3 x 2=12 14 33.14X4=1-4X4-936+3.5X 3=3.14X9=-4-2=48 X(2.5+0.25)=12.564-3.14=X5=32=28.264-3.14=108X-=43=12564-3.14=4-19-北大附中河南分校外国语小学六年级数学口算练习282.64-3.14=-X36
14、=63 .3=8 5j_ _ 2 =4 5 u6 67 乂 3 _24 14!_!=5 6-4-3 =115.5.5一 +=6 6 6-X4=25 x 3 _12 1()1 X/3 X/4X X=2 8 5-X2=34.一47 5120X(1-|)=54-1=51 乂8 _12 730X(200+3)=IX -=7-4-1 =415X4+6X5=-20-北大附中河南分校外国语小学六年级数学口算练习53=21.984-3.14=14-=662=94.24-3.14=3-X 3=892=219.84-3.14=6X =54122=_ L _L=6 7,.3 _o-r-53.14X3=7 8 7 X
15、39=133.14X7=6 X-=72 x 2 =5 39.424-3.14=-X2=83y 8 _8 3-21-北大附中河南分校外国语小学六年级数学口算练习2 6 4-0.6 X0.6 4-2 =3 3-X-=25X40+125X8=4 41a1 0 2 X-=63=61 X4X-=72=2 23.14X10=31.44-3.14=18.844-3.14=18844-31.4=0.844-0.21=102=5.5.56 6 6330+（1；）=112=3.14X6=1-9-1-81-10-1-9-22-北大附中河南分校外国语小学六年级数学口算练习 x o=165X-=90.25-0.05X4
16、=2-4-7=3_7_ .3=20.50.3 X 0.3 X 0.3=24-1=5 X5=111.7+0.43+3.3=6 X-=27 X-=723=2-X9=3-X 5X 4=4132=-4-3=33 2l-r-4-=2 3402=-23-北大附中河南分校外国语小学六年级数学口算练习152=2.4X5=3.25+2.75=3.14X1=90X4.7=1.6X24-2=3.14X5=6-4.06=25X31+2.5=31.44-3.14=40X2.5=7 _ 4 =9 9 15.74-3.14=34-7=18 v 13 X =65 361574-314=25X6=1 .24,51X0.2X0.
17、01=0.53X1000=2 4 X-=6-24-北大附中河南分校外国语小学六年级数学口算练习3 X15=252=1+454-5=20 4-12=73=1284-2=13-4-9 =14-0.01=0.35-0.18=94104-=5.42X3=3.3+0.3=51 .1=1-0.3=2.5 X 0.4=8,83 乂 2 _6.1+4=4.8-3=4 3162=0.02X100=125X0.8=-25-北大附中河南分校外国语小学六年级数学口算练习13.6+20=8.82 48-17X1-81-3-1-24.24-0.3X3=1 0 0 X-=-i4 6 77-5.6-0.4=-4-4 =611
18、0-1-99 310-0.1-0.07=4-3=X3=14 102-37一1 6XX3-74-95-181-62-55-6-26-北大附中河南分校外国语小学六年级数学口算练习100X =1()，二 2=5.56.34-0.01=X3=204.25,53+0.75=-X21=71+-=613.6+0.2=23 X 2=5()%5 =110.454-0.5=X8=170.24-1=51.54-0.1=-X-=3 2=5 101.5X43=5 乂3 _6 5一5+.5 =6 6604-150=-27-北大附中河南分校外国语小学六年级数学口算练习1 34 1596-102=*7 _zx 6 41 *_
19、5,2 1.54-6X 0=2 4-X-=3 50+-=63.61+0.39=3 乂 8 _4 153.1=4,31 _ 1 _52 71-=X =3 4 65 121 1 0.48 X =5 61212 41 _ 1 _,53 _ 1 _0+=8 9-64 4 7 X 3 2=_1_0._9 =1 4-=1611,117-28-北大附中河南分校外国语小学六年级数学口算练习Q 3-X-=400X25=9 4Q-4-9=654-130=91 3-X-=1.36+2=4 54 4-4-=0.25X4X3.14=7 51204-9=120-16+6=0.02X10=-2 344-100=-X-=2
20、3-29-北大附中河南分校外国语小学六年级数学口算练习4 _2_=5 To-125X8=X13=26-X8=426 X-=75 乂2 _6 5-+3=43=10 7-4-3=82 _b 丁-76.34-0.07=36x1=204-=62 2 X=3 31 .22,51226X =132-X12=554-0.6=8 8=3,3-2 1X=5 214-0.25=-30-北大附中河南分校外国语小学六年级数学口算练习3 X 1=1 H,1=4 _ 3=5 24 35 4 1 1一二一=3-X15=X 4=7,2572244-=1 ,3 _一十-0.5-=32 443 43 21 4、/5 X =_X
21、_-zx-8 54 345 215 5一 5“2-+-=14X-=1004-=8 8739 2 5cc 22-X 14-=8 8 9 =5 373姆8 =-4-4 =1+1=1192 4-31-北大附中河南分校外国语小学六年级数学口算练习4义3=43-1.9 5 =0.1X8.5=124-=325X4=7.6+2.1=104-=82.7+0.9=20-0.2=-4-4 =30.15X4=5+20=8 50.54+3=1.7+2.8=17 X60=150.154-3=1_L=3 4 12 29 _-Z X -58 367.5+3.5=1 y 1 _3 4-32-北大附中河南分校外国语小学六年级数
22、学口算练习工 _ =1 .232_=-X45-2,572 l x,二7-4-7=12+2=45-23-j_ _5 54 X 8=X-89-12165-1X_ =6.6=3 F,j_=89-7.582 53二1 _ _-X38X =45-256 5-4-5 =9.3=1、一X1 _81756.1=3 1j_=36 X-X-3-5 278-33-北大附中河南分校外国语小学六年级数学口算练习l x7J_=8-*1=1X 81 93532 _3 _0X5 _X124-59-4 6 啰-4-8=254-工=3-X 24 154 81 _ =9_=5X 4=43 5-T o-记153X15=-X 8.1
23、=2 1 _ X 59331_3 _1 _121._2_1 _24-358,1632 _58 _X一 X569-3 9 9 =43-615-34-北大附中河南分校外国语小学六年级数学口算练习3.20.5=1.6X0.5=04-9.3=2 0-0.2 =453+198=4.65-0.75=504-0.1 =2.25X2=18.25-3.3=0.154-3=4X0.02=0.9+3=工 2X0.2=2 S-4-n 1 =4.8+6=3.64-1.2=8-9-8-93-62-3X-2-95-62-33-4-35-北大附中河南分校外国语小学六年级数学口算练习3-41-31-3X-1-0*41-045-
24、42-3565-45-2-35-41-23-4X+X8-51-22-311-6X1-51-6-1-510X1-9110-1-94jx 83xF1-28一13524342-331-24XXX1-64-58-9-36-北大附中河南分校外国语小学六年级数学口算练习1204-20=92 7 4-=47 9_ X=9 78.54-5=三5=890.15X4=18X =94 158X 12.5=-X9=6C .6 _b-54.1=5.29 _O-43.3=2,2 X 4=125.5 =3 3L x，=6 344-=34 乂 1 5 _5 81 .1=2 3-37-北大附中河南分校外国语小学六年级数学口算练
25、习8-91-9X1-81-3X1-29一14X7-6-1-9-1-83-10-n-24.13124-9=6 4-=5,2 44+0.25=1 .1=-X1 _4,834-8X12.5=1 .1=1 _1 _4,334-2.5 X 3 X 0.4=X 2=1 X1 _13784=1 _5 X13=1 _1 _5,2 2678-38-北大附中河南分校外国语小学六年级数学口算练习3 x 2 =6 521.26x1=220 0.2=-4-3 =7-X 2=74.65-0.75=36 X-=43X1=5 22.25X2=1 .2=2,51 .1=7.20.15+3=-4-5 =62 4 4-=50.94
26、-3=-X 18=93.2X0.2=2.84-0.1=6.6=7.51.6X0.5=4.8+6=-39-北大附中河南分校外国语小学六年级数学口算练习3.64-1.2=-4-3 =82 6 X-=2.1 x 1 =4 536 X-2-X2=74 5 _ 1二2=lxL=2,5 5 4_L x，=6 75+6=1 .17 2=6 7-4-5 =62224-=3 X13=26-X 18=92 x 1 =8 56 56.6=7.5U8 8-40-北大附中河南分校外国语小学六年级数学口算练习0.15X4=4.8+4=4-9=118X 12.5=44-0.25=2 43.6+4=2 0-0.2 =3 x
27、2 =4 364-0.5=3=4 314X-=70.4+0.6=3-X 1 5 =51 4-=70.6X 0.4=审=8 892.8X2=9 2一 X =5 37 _ 3=8 4-41-北大附中河南分校外国语小学六年级数学口算练习2.3=3,20 4-=67.8X0.5=-X27=91239X =134.3-0.5=-X3=50.15X4=7X0.6=4 _ 2 _ =5 10 0.25X8=10-7.26=X8=43-1.9 5 =75%+25%=-+3 =46.34-0.7=8 8 =3,3 36=7236+64=i 2=3-42-北大附中河南分校外国语小学六年级数学口算练习9 4-=42
28、 2_ X _=3 3124-=52、,1X=5 27,+6=6104-=8-X4=92、/1X=5 4-4-4 =30.5-=4Q1000+=37 3_ X 二=3 714 x 15 _45 2122884-=30.94-3=0.6X-!-=72=2 1()2 0-0.2 =1()730.4义己=4125X8=-43-北大附中河南分校外国语小学六年级数学口算练习17 3 22.73X10=X60=15X =5 30.16X5=124-=35*1 2 _4 50.65X2=3-X8=40 X=31.6X0.5=3llX =225X =110.254-0.25=104-=72 1y 4 _4 7
29、8.4-2.4=x 2 =7 3-H-2=24X7.3X0.25=1 .2=2 33 x 2 =7 3-44-北大附中河南分校外国语小学六年级数学口算练习53 =478+26=0.36+9=4-1=180.38+4.2=44-0.08=3124-=418.2 5-3.3=1-2 =414-=3314+3.14=3 乂8 _4 52 2_ X=7 30.5X0.4=-4-4 =4284-=39.5+1.5=-X15=3999+1=2.5X4=-4-3 =5-45-北大附中河南分校外国语小学六年级数学口算练习4 _ 2 _ =5 10 8乂5 _5 40.875X：730 X-=43%16_8 5
30、2.5X0.4=l xi =5 29 86.64-6=-X8=65.30.35X5=-+3 =40 4-=31204-20=一 26-=75 _ 2=7 38.54-5=39X =132 x 4 =128X12.5=-46-北大附中河南分校外国语小学六年级数学口算练习4X0.32X2.5=2 5 2二1=5,40.94-3=匕 工=2 1()480X-=42.73X10=1+1=4 323.6X-=90.16X5=3 乂 5 _5 670 X-=81,1 1=2 3Ul =8 438 X-=43 9 5 _5 4 7_5_.5=12,63 x 2 =2 5134-=1511+-=72_L=Io
31、 To-47-北大附中河南分校外国语小学六年级数学口算练习_L_L=2 6 29-0.6=5 y 8 _16 156 81254-5=-4-3 =4U5 33124-3=30.5+-=445.74-100=578+216=3=5 53.2-0.5=0.85+0.15=2.12-+=7 71.63+2.3=3.754-0.25=4 _ j_5 2 9X3.14=1+1=6 79 3 9-48-北大附中河南分校外国语小学六年级数学口算练习 X-xo=4-3=485100=9 710-X-X7=7 43二2=T 3 3.24-1.6=30.244-=8=6 30.65X2=1 .3=4,81 +1=
32、2 31.6X0.5=18X-=974-=30.25+0.25 2-X I.8=38.44-0.4=8.4-2.4=Z x i =8 41+0.25=24 30=-49-北大附中河南分校外国语小学六年级数学口算练习1.25X8=,+2 =3284-=35 3“2=7 30X=45%12_4 5 35-=41 x 1 =3 82X5=6 4-2=84_1_=5 20.54-=43124-=46 85X_ 2 _ =n -14-=38 8 =9,9-214X-=72 2一 X =7 32 x 3 =9 6-50-北大附中河南分校外国语小学六年级数学口算练习8.14-0.9=0.15+3=2_ =6
33、 1.4X6=7.5+3.5=3+73=5-0.5X0.4=0.1X8.5=_1_7.1 =15 39.5+1.5=4-7=105-X44=5 2.74-0.9=1-X8=454=5 0.15X4=J_L=3 4 4j_=5-0.544-3=5-=712-3=8-51-北大附中河南分校外国语小学六年级数学口算练习5.5=3,84 _ 2 =7 3 525X3=15 4 9 X15=X =12927 169.3=0 4-=2-2 X2=1().5330.35X5=0.6X 0.4=1.25X8=3.6+4=2.8X2=8.1 0.9 =64-0.5=4.84-4=2-X 2 =70.4+0.6=
34、24 30=-X 1=2 2-52-北大附中河南分校外国语小学六年级数学口算练习2义3=1 .1=3 x 3 =3 44,35 444-=162 X2=136X =12912X-=4-X3=9-X14=775.广 o=8l.15-=32.5=3 61 2 x 9 =91 .1=2 37.6+2.1=2-X3=32义7二2一7 9 725X0.4=8+2 =4 4-42=2520-0.2=-53-北大附中河南分校外国语小学六年级数学口算练习11 35 20=5.5=3 82 _ 4=3 7 1.7+2.8=7 22-X2=72.5X4=4-4=3-8X4-90.36+9=912X-=444-0.
35、08=5-5 =3-X5=34854-100=6 85 x 16_8 33.24-1.6=o-?-=3 x 16_-54-北大附中河南分校外国语小学六年级数学口算练习0.875X=71.25X8=9933=5,5一 十=8 89104-70=0.724-0.6=2 =7634-0.1=_1_7.1=15 3用=8 238+4=_L=2 3 2_2_=i o To-7.24-4=6 34 55.01-1.8=2 10-1-0.25=7.9+2.1=1 .1=2.2-55-北大附中河南分校外国语小学六年级数学口算练习2 _ -C 218X15+12=1.8X=3 9-X3=3 x 1 2=2.5X
36、4=46-X2=-4-0.5=9.7+0.3=33 9-X-X-=32X2.5=43-7 55 二2=28X 1=1.5X4=6 5 2j_=-X 14=6.64-6=82 7-X2=-+-=1.4X5=25 2 3-56-北大附中河南分校外国语小学六年级数学口算练习0.125X80=2 x 3 =9 66,+6=764-0.5=5 _ 2=6 3 2、,1X=5 28.44-4.2=3-X4=93.25+1.5=9 4-=40.5-=44=5 2 6X=714 x 15 _45 216 83=10 721004-=3882324-5X4-58-9_8-9-57-北大附中河南分校外国语小学六年
37、级数学口算练习-+0.5 =26.34-0.07=5 x 12_4 54X0.75=78+216=04-=122124-=385.2-3.25=3 二 工5,2 3.64-0.36=3-1.9 5 =-4-12=974-14=17.54-6=5 664-0.5=125X80=3124-=58.4+4.2=3X=5 330.5 4-=5-58-北大附中河南分校外国语小学六年级数学口算练习_1=3 4 14X-=75.4+0.09=7 乂 16_16 71 4-=75-2.57=1 6 4 =15,7 90.25X 3X 4=_5_.418.90.625+1=86X 1.2=1 .1=4,42.3
38、=3 28.7X0.2=315-=52500X0.4=2.4X50=_7_._1_4=20,1524X5=40X0.75=-59-北大附中河南分校外国语小学六年级数学口算练习12.5X8=1 3X=2 4c.5 _-6224X =33 x 2 =4 33.1=4 33.4=8.54.1=5 2 X4=13-0.25=83-4-0.25=45.广丁5=69.2=5,393x18=9o.8 _o-114 56 6 =7,5 4 326 X-23-4-0.75=4-60-北大附中河南分校外国语小学六年级数学口算练习37X5=1.25X8=9+3 =49-0.9 =34-8=-X0.8=472X0.4
39、=104-0.1 =-+3 =472+0.4=8.8=9,92244-=325X24=2义3=9 62 x 1 =8 54.24-0.2=5 _ 2 =6 3 32.4 X-=412-0.2=1 建90.2-=5-61-北大附中河南分校外国语小学六年级数学口算练习一 一0.1 49 2_ X=5 37+1.4=2=2 4 4-8=1172.84-0.8=1+-=40.8X12.5=10-0.9=3 48.14-0.03=26.26+26=4-0.5 =51.5X0.5=3.2 X 1.5=6 8104-0.5=-X10=6审=8 80.5+10=7 2-62-北大附中河南分校外国语小学六年级数
40、学口算练习104-=83 X ll=2230.9+=4-4-4 =6104-=72 1乂4 _4 76 107 3-+2=67 X60=151 .2=2 3晨2 _7 312 29 _-/N -58 365 3310X-=81 2 -=25 乂 12_4 5。计1-2-X8=65 x 2 =113.14 3-63-北大附中河南分校外国语小学六年级数学口算练习14+2=7-4-2=91 .2=4 51874-1000=2 xX OA-32 4 x 9 =61+3.89=0.17+0.06=x o=160.081X10=1.02-0.09=2.7+0.4=20 772004-800=0.72-0.
41、43=8 5 =9,9-2X-=630X100=5 4=9 9 9 7-5.6-0.4=-64-北大附中河南分校外国语小学六年级数学口算练习25X40+125X8=10-0.1-0.07=X 5X 4=_ 2=44 45 0X=7.2+12.8=2 x 3 =460 4-=46.7-3.8=0.7 X 0.8=34_ 2=1+1=0.04X20=73 5 54116.2 _X-=5.6+0.4=38T 3 0.8X1.1 =5 乂 12_-4-4=4 54-65-北大附中河南分校外国语小学六年级数学口算练习-X15=34 7=4804-40=5 10-4-3 =59.8-4.8=0.534-1
42、00=6.54-1.3X2=3.5+3.5X3=1+4+0.75=8X(2.5+0.25)=2 2-+-X 5 =3 35,5,5+=12 12 12一 26-=7-X-=0.875X =7 3 7-4-2 =23 9 X =0.5X1000=13-66-北大附中河南分校外国语小学六年级数学口算练习2,124 17.82+0.3=+=7 75 2-4-3 =4.5X2=284-=43_5_.5=6.9-2.5=13 =12,64i i+2 =1-?-=0.125X8=7330.5+-=2 2-X-=4.84-0.3=47 31 I 2 _1=15X4+6X5=4 430 X(200+3)=25
43、+8+1.25=-67-北大附中河南分校外国语小学六年级数学口算练习3.7X6.2+0.37=X6X4=123 4-=40.8X7=8.8=3 3耳，=5 81.5X7=0.9 8-0.0 9=j_=To io-480X-!-=40.2+0.78=_L_L=2 6 23.6 X-=9600X700=3=6 8w4 55,40.96+0.8=39X =13，一 515=7-68-北大附中河南分校外国语小学六年级数学口算练习1 x 1 =2 5102X 0.7X8=3_8_.3=11 81.32X 8=0.048+0.52=36%X5X20=工义3=12 14 32.4X2.5X4=167%23%
44、=2 4-=5-=12.54-5=3 4 X8=1735.24-13=0.244-=8JL X JL=3 22324X 0.5=X2=5()-69-北大附中河南分校外国语小学六年级数学口算练习5 y 3-6 50.12x20=-4-1=41 .3=4 841+-=0.564-0.8=58+7.2=4 2-4-=7.4-2.8=5 51.2X30=31 2-=0.18+0.2=80.75+0.254-0.5=3.8+1.3+2.2=5,5.56 6 60.63-0.19+0.37=1-0.25X3X4=-70-北大附中河南分校外国语小学六年级数学口算练习工+2=2 10巾=8 4-X36=670
45、X=81 x 2 =5 24.4=7 518 x 13 _65 369 x 3 =1211H-=121+1=4 322*X 2=3-X25=40.9 X 0.3=2.5+3.2=6304-9=8500 500=0.74+0.16=4.5-0.4=3.2-3.2=23x100=9.53-1.53=-71-北大附中河南分校外国语小学六年级数学口算练习0.6X0.6+2=-X74-1 X7=668.4-3.2-1.8 =0.14-0.01-0.5=7.74-(44+33)=23115 x 1 6 x 1 =2 46 627 X39=130.52+0.4=2-X9=34 _2_5 10 70X12=-
46、4-3=3_9.3=1(),50.25x100=32X=4-72-北大附中河南分校外国语小学六年级数学口算练习八Y 193 20.ix =4-3=二 X _ =10105 310X0.05=634-100=6 30.13X7=l+i=1.2 0.8=2 319.9+11.1=3.25X0=3八 4 4 c1 3 43 X-X3=_ X-X-=5 52 8 52.5X(4+4 0)=9.94-0.9+0.1=s 56 2八L 110+=z yx _0.5+=77 34-73-北大附中河南分校外国语小学六年级数学口算练习_ L-=5 _ 5 =2 5 66 6 2-X1.8=0.48X =9 x
47、7 =31270.02X0.5=1 8 X-=7 396.3+7=5X0.24=36 4-=51.64+4.1=4.5-0.05=4.954-0.9=4 33.9-0.13=0.25X 0.4=-X21=X3=9.53-1.53=720-74-北大附中河南分校外国语小学六年级数学口算练习A7 X 7+7 X 13 133,3一十 =7 51 y 3 _6 43 x 2 =2 55.5=3 84 0-2.3-1.7 =W5 2 X15=91 X X 100=4 250.35X0.2=一5+.5=6 6 /X 3 3 32415=0.35X 0.6=38 X-=48.65x10=3.08X0.01
48、=”4=358 9 2.4+0.8=-75-北大附中河南分校外国语小学六年级数学口算练习3=10 72 2 X=2.1X 2=3 3Q10004-=321-=0.25+0.75=3228 8 4-=30.6X8=3 +3=4 4 5(-+-)X0=6 4-4-5 X 3 0 =63-X 6 0+2 =50.3 6 X-=63 19 4-=0.5-=4 4J_L=2 3-X-=0.325X100=5 2-76-北大附中河南分校外国语小学六年级数学口算练习45 21 5804-1000=_4_._8=13,131 x 8 _12 70.9 2-0.2 =2.8X 10=-+3 =47 _ 3=8
49、40.364-0.4=3 _ =4 4 7.3_ 20.52.5X8=3.94-0.13=-X4=9-X8=47.2X0.1=14 乂 15 _40.8 4-=0.96-0.35=3-2X3-4X8-91.7+0.43+3.3=-77-北大附中河南分校外国语小学六年级数学口算练习-X4X-2 2(66+34)X2=里 小9=1154-0.25=+1=12 42 47.84-0.01=4.7+2.3=3 x 2 =4 3一2 X 7=5 127.2X0.8=0.24-1=521 y 4_4 76X3.4=“二5 103124-=4124-=54.8X0.5=3 y 8 _4 5104-=8-78
50、-北大附中河南分校外国语小学六年级数学口算练习4-X27=92.3=3,20.7X9=1+1=6 70.644-0.8=1-0.95=6 +)=2 44 7义4=4.24-0.3X3=0.25X4X3.14=134-=1515.o_ J=81.4X0.5=Z x l =8 43 4 0.75X100=-+3 =40.62-0.32=io o x l=4-79-北大附中河南分校外国语小学六年级数学口算练习14x2=70.125X4=4 3-4-4=60.564-0.7=!_!=4 5 35-=43乂8 _8 32.8+4.2=14-=184、/1X=5 20.754-0.25=4.5-1.3=2