六年级分数加减乘除口算题

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1、六年级口算练习题（分数2）3 -O =-1 5-61 - 25-1 一 34= 1-2 8-95-3 1-2X7-6 4-5X13=33431326二65-3= 81 36X 2 =21 . 2_ r 255-6=-5=6-X18= 966r 7526X 1 =2-X 2= 73 % 1 _z 521.1,r- _7224-=33 x 4_855 , 4_I-889 x 2.53- -8=111 + 1 =43-X15=53二2432-X -=4314X -=71 + 9 =7-4=93-1.95=73 _, 8423 . 321-X27=34-X3=547 _5101-X8=4-+3=46+

2、 -=70+3 =66.3-0.7=1226 X =138833125X8=六年级口算练习题（分数2）16x =72 二 10722=-X -=33-+ 6=2 =52?X4=90.5 -= 41445X =212 100-=322 88- =31 , 1： _ + _ =224X3 _412-=325X4=10+3=81 +4=32二45X60=1512 % 29_58361 12-3_ X8=43X11 =2210- =76 x 2_731 . 2_一 _r 23- X -=53勺X”二450X =66-0.5=8.4-4.2=5X冬二1121 x 4_47-2=2-x -=73匚35 =

3、4-1 = 1812-= 41 -= 322-X -=7314 28- =3Ox -=621-X -=3241 _, 525乂 7_x 6824X5=8. 8_r 992 乂 3_9652 . 631139+3 = 4六年级口算练习题（分数3）1,1, T 2 22 x 3_342+ -=31-X3=641-X -=52-X4=95 . 5_r 445-=622 . MM331.1-一r 42-2=13X8= 245 x 3_45-5=81 36X -=31 . 2_r 2512-9=-5=25X18=126 _ 6.751 38X -=2-3二 173 % 1 _-z 5211-X -：72

4、2 12-=354X -=1653 , 1_82葭巳 59生+ 8二 1511-X -=433x15二513 ;2432-X -=435-2.57=6+3=56+ -=734 x -=171 3 =44 _ 7 _5100+1.02=1+ = 42*3.321 -X8=65.4+0.09=1+4=4-X15=3;+3=39 X121385-8X5=0.25 X3X4=54六年级口算练习题（分数4）4X 3 =53712；5=X4=048_3-3 164 _ 2 _739278X2=12X 9 =475 + 5=812x=92 2X3=38+9 =45335512X4=4-16_327-9 _=

5、475 +5= 818X览=92x3= 38+9 =453+ 5 =345x 5 =87 X 9 972.4 X 50=49X3=5-1_ 31 . 1_一 232 X 3；_79721 21-42=2545x a=48.7X0.2=4X0.25=17x 14=2 _3二 5 ,61.25X 8=55一,3867x 3 =26X1.2=+4= 114 x 3.一入一 =9853+ 5=08 - - 34- _ 2_732X2=74+9=1612x 9 :42X 5 =35X16_=833816X =50.875X16一:7六年级口算练习题（分数5）2 + 5 =991_ 6_一=73+，=55

6、7107 511 _1,11十 =-+- =-63232 321 . 1 , 一一218X -=11 X3=22-X -：223433111 X1=53+1 =1x2 =43658 22515+ 12=5 X 12=5+5=6 x 6一697528X 1 =6 乂 14=3x1 =11.=275272八224 X 2 =3 , 一4 =5-4 =9 _ 2 _ 3858 8538 .1 ,1 _133 - 28=-十-X -=-X -=114324432X 5 =8X3=732 * 3_人7984324 X20=47 _ 1-X36=1-+1.25=5510441 _6 X =-X5 _ 2

7、_ 1 _ -2+2 =71075232233+ 22 =1 乂3_ 2x4=5 _ 1 _ 3243835 x 4_171 - =45153六年级口算练习题（小数1）4.3-2.5=0.17+0.06=1.02-0.09=720+ 800=0.17+0.6=0.83-0.6=17X300=0.98-0.09=0.2+0.78=0.6X 0.7=10.2+0.02=0.15+0.7=6.7+2.5=10.2+0.2=9.2-6.1=8.5+ 5=3.2-3.2=3.7+2.3=2.5X100=3.12-0.32=3101 =102+2.8=3.8-2.9=0.35+0.5=0.35+0.63=

8、3.5 +70=3.1+3=3.8+0.38=7.5+25=3.8+1=0.95-0.05=4.5+7.8=3.1+0.3=3+0.3=6.3+ 9=4.5-0.4=9.5-5=1.1 X9=9.53-1.53=9.5-0.5=3.5+2.4=1-0.95=0.3+0.27=0.47+0.13=4.5+4=4-0.6=0.95+0.05=2.5+3.2=0.74+0.16=23X 100=9.8-4.8=六年级口算练习题（小数2）4.8 +40=53+100=5.1+2.3=1.25X 80=0.78 +10=0.52+0.4=7X 1.2=0.25 X 100=3.4 -2.8=0.6-0.

9、37=0.052X10=10+0.08=1-0.75=0.5 X 1000=7.82+0.3=13.5+6.5=3.05 X100=1.2-0.8=21.6-12.6=63+100=0.83-0.5=0.76+0.14=80+1000=2.7+0.4=0.72-0.42=0 X 10.5=0.92-0.2=3.5+4.8=3.5 +2.4=5+0.07=1-0.61=0.47+0.23=0.25+0.75=3.7+0.33=0.51+0.33=1-0.6=8-4.6=5.8-3.6=0.52+0.4=6.45+5.5=4.5-1.3=3.4-2.8=9.53-1.53=8.8-6.7=10+0

10、.08=9.5-7.3=7.2+0.8=7.82+0.3=8.8-6.7=1-0.95=六年级口算练习题（小数3）3.4-2.8=0.96-0.35=9.53-1.53=0.25+0.75=1.2-0.8=0.83-0.5=2.7+0.4=0.77 +11 =3.56 X 10=0.9 X7=30.5 +5=8 X 0.04 + 3=5.3X0.1=41.2+21=5.66+0.2=8.4+0.7=501-98=0.1 X9.02=110+100=1.01 X9=3.1 X 10=125X 7+ 125=0.65 X5=0.1 X7=32.5+0.5=2.58 +0.2=0.7+ 7.32=4

11、80+199=63+ 0.7=4X1.8=0.34.44=2.01 X7=10+ 8=0.87.62=0.12 X8=4.2 +0.1 =1.6 3=1.2 X0.6=100+ 200=6.2 0.3=0.6 0.7=2.870=0.9 X 0.4=2.1 +7 + 0.1 =5X2.1 =2.5 X4X0.5=50 0.04 =3.4+0.1 =6.9+3=100 2. 5 0. 4=六年级口算练习题（小数4）1.26 +0.74=2.341.34=6.3+9=1.5+ 2.5) X0. 11 =8.2 +1.9=1.260.74=9 + 5=-0.25 -0.75=1.6 -0.9=3.4

12、40.56=1.2 +4=3.1+ 2.5 +0.9=6.8 2.9=4.20.8=7.34 +2=9.7 X2 + 0.3 X2=125X4=0.6 X 9=5.4 +1.8=38X0.01 +0.02=2.7+30=1.01 X5=510+ 100=(1.2+ 0. 6) X0.1 =7. 4 -2. 4=3.74.2=2.4 X 3=34 567 0=3.2 +0.04=0.54 +0.9=0.4 X 2.5=3.6+5.8 +4.2=0.15 +0.3=3.18 X100=41X0.4=0.86+0. 2=0.08 +5=1.8 X 30=80X 0.4=0.03 +0.01 +0.3

13、=1.2+6=6.44=3.6+40=(1.50.5)2=3.2 +1.6=-0.16=9.9 3=9.8-2.9 -3.1 =8X20+5=0.8 X 1.25 X15=4-3.2 =1 -0.99 =4.1+ 4.14 =0.6+ 0.8 =0.81 +0.9=1+0.01 =0.9+ 0.45=0.48+ 0.24=1.8 +0.9 =0.28 +0.2 =6.5- 5.6 =9.655 =1.6+0.04=0.24 X0.5=1.85X0.1 =1.2X0.7=0.09+3=4.9+7=0.86- 0.6 =0.58-0.41 =4.2 X 2=1.1 X3=0.32+ 0.21 =7

14、.2+ 2.8 =10X 0.35=0. 06 X 100=0.57-0.27 =0.86-0.4 =六年级口算练习题（小数5）0.74+0.54 =0.32+0.21 =12.3+10=6.53 +100=12+100=0.16+10=-0.42 =5.2+ 3.5 =0.61 -0.3 =0.8-0.08 =3.6+6=8.4 4-4=0.64+8=0.6 X 8=2.4+8=0.06+3=20X 0.5=1000X0.09=6.6+ 1.4 =3.9-2 =0.837 0.837 =7.3+1.7 =六年级口算练习题（小数6）0.35 7-7=2.8 X4=0.5X 0.5=2.5X10

15、=0.06 x 0.9=0.05 X1.6=0.5 x 0.05=0.3X0.03=3.6+0.3=0.54 +0.6=0.12+ 0.4=0.45+ 0.5=0.25 X4=2.5 X 0.4=1.25X0.8=12.5X0.8=8.5 -2.9 =4.84 =3.8+ 4.02 =3.42+ 0.48 =3.7+0.1 =2 + 0.2=1.2+ 0.03=+ 1.8=1.08 -0.8 =-0.01 =7.51+ 1.49 =4.6+ 3=0.8 X 0.25=110X 0.1 =15+ 0.5=0.32 +0.004=8.1 +0.3=0.92 X0=0.1X 0.001 =0.8+

16、0.02=3.6 +2.4=0.21.8=4-2.56=1.57+4.02=9.94-5.83=2.4X3=24x 0.03=5.6+0.24=14.7 +3.89-4.7 =4.56+ 9.1 +0.44 =4.2-3.5=1.76 +2.83 +0.24 =6.26-3.65 -1.35 =1.74+3.26=（一）112、, 3“21X1X =12X -=223434工二8+ 4=5 x 4_5294522_11.一2x2=3343135X2_3+ 3=1 36 X 1 =6582六年级口算练习题4 + 3=26X13=253X3= I nh 1义8=5 5 1。 4o+ich 600+

17、ob7H 26 XF- 7 56x= I X IH7 1。 72X1=loox 4=5 2 9212+r 125X4H331C0 5II431 3X1 2k1 00+00 II+3 | 2II21 .X5 +6 II001 761 541|374X1 5 II431 一+1 4II00 1 3X5 | 4II71 6XN)*I-5 II3K、1 2 ,I-X151 300 1 551 391 5IXJ1 3II7+1 5 IIX k 5 II+00 1 4II2X1 4II(jA1 、71 6I,91 0021 -k5 I 97I _k51 6II+4 II4+1 3X3 1 2II721+1

18、 一IIx 60=15122x8=3X11 =10.5. r_ 6 xz 2z 一4227731 _ 2 3 V 2Z 一45122958365326-0.5=8.4 -4.2= 5X =111-2=25 x 2.735-3 _4518-1 =12+ 3=41 +5 =3-X72=328-14_30X -=621-X -=324 _51 _2-X -67824X5=8 9,8 = 92x93 =6562_-31-2 =39+ -=4569-399=3.2-0.5=1 13 + 5 =12*J4 =125- 5 =35._9_ _10 =19 X8.1 =13 -1- 5 =18.25-3.3=

19、568X 15 =0-9.3=453+198=50 -0.1 =19X 81 =5.OX e =243X 8 二4X0.02=5164X 15 =213 X 321821+ 16 ;7110 + 2 =0.25x 8=236+64=7.8x 0.5=4.3-0.5=7x 0.6=13.13-5.01-1.8=141+ 3 =10-7.26=75%+25%=0.99 x 9+0.99=3538+ 4=5X6 =21-0.25=11+7 =9X3.14=1.63+2.3=1 1558 + 4 =茄+石=910 + 70=45.7+100=2115 4 =480 X 3 =29-0.6=569-39

20、9=125 - 5 =18.25-3.3=50 +0.1 =4X0.02=7110 + 2 =0.85+0.15=3.753.2-0.5=39 5 10 =5 86 X 15 =19 X81 =_5_416 X 而=+ 0.25=3.2-0.5=1 133 + 5 =12+4 =9 X 8.1 =0+9.3=50X 6 =2133 =1 13 - 5453+198=324 X 8 ：21218 十 16 ：0.25 X 8=236+64=7.8 X 0.5=4.3-0.5=7X0.6=13 +而=5.01-1.8=110.99 X 9+0.99=7 + 3 =3538+ 4=5 X 6 =21

21、-0.25=11+7 =9X3.14=1.63+2.3=10-7.26=75%+25%=1 15 _58 + 4 =12+6 =910+70=45.7+100=2 j15 - 4 =480 X 3 =29-0.6=569-399=125+ 5 =18.25-3.3=50 +0.1 =4X0.02工 110 + 2 =4.3-0.5=0.85+0.15=3.753.2-0.5=395 + 10 =5 86 X 15 =19 X81 =5416 X 15 =+ 0.25=1 13 + 5 =19 X8.1 =0+9.3=50X6 =213x3 =3.2-0.5=312- 41 13 - 5 =45

22、3+198=224 X 8 =-21218160.25 X 8=7 X 0.6=236+64=1313+ 15 =7.8 X0.5=5.01-1.8=0.99 X 9+0.99=10-7.26=75%+25%=238+ 4=1-0.25=11+7 =910+ 70=2145.7 +100=9 X3.14=1.63+2.3=5 +4 =1480X 3 =29-0.6=0.85+0.15=3.75+0.25=3.2-0.5=569-399=0+9.3=453+198=503.2-0.5=18.25-3.3=+ 0.1=0.25 X8=236+64=7.8 X 0.5=4.3-0.5=7X0.6=5

23、.01-1.8=0.99 X 9+0.99=10-7.26=75%+25%=38+ 4=910+70=45.7+100=9 X3.14=1.63+2.3=29-0.6=0.85+0.15=3.75+0.25=3.2-0.5=125+5=312 + 3=63+0.1 =六年级数学口算题5 x 2.八73-10.4 X 1 =44 X0.5=90.7 X 5 =6-10.5 X 1 =30.5 + 1 =350.6 X 5 =611+ 2 =70.75 X 12=7-0.75=8Wx7=0.75688*6 一一入一=9755 X 0.75=9上 xU=15192411 X0.6=4X48=12-1

24、0.4 x1=35 x -=0.5101+1=1-X0.25=1023 * 4_16911-X0.5=12X 3 =55 _2_6 94 x 51561-X 0.4=41 _ -62 12 X 1 =3 32x6 =952 x 211355 X 0.6=96 乂 2_7 35 x 14 _八72556 x2 =810 X 511 68 X 3 =411 X 0.2=760 X1=1250=62008学年度第一学期六年级数学口算比赛5X4=0.875 x3=39 X -=1+0.125=5141333 +5=0.751 _ -4-15233x1 =761 1X16=22 乂 3_370.6 +3

25、=1+3=25 5+10=6X15=201-0.4=22x5=32 =356-0.5=0.50.3+9=10X =1210X0.5+ -=510-0.8=4 X !=0 x2=4.2811+ 0.6=18 X !=0.3759x!=30.751-=211 X 0.25=933 3X2=0.4713+0.6=1 -321+3=X71512_8.X 4 =1111 X X -3234二 120.25-530.5=16x=32 _15 , 520 _1142715319380.375x9 =4+ 8=10X555399X 4=0.5=1+5=0.6xK343一二1 + 0.25=1+ 7=0.6x=

26、12522355 -=6+ 0.75=0.5X 1 =8x9 =810980.375 + 7 =3 3 7一3-1.95=0.5X -=87836.3 +0.07=-+6=1+ 0.25=1 -0.2=3231 X0.8=1 +0.2=33_ =4 -=23432+0.375=9_ 2 =7x 3 =0.75-=91414121420.75 x 4 =50.625+2 =16x3 =6+6 =5164722+0.2=10.6- 1 =34 . 0.5+-=33750.625 + 5 =1 X0.8=7 x 5 _八77.一 36161416241 _6 X =3 +15=1 X 3_八0xA

27、=4837234-3 =旦6-，2_ ， ， 一+0.6=435183255 . 10 _ (1 + 1) x 12=8X0.15=11+4=72143417 x ?=80.75 x 5 =60.4+6 =7737 ,9151 0.2 + 1 =41+0.25=0.8- -=4510569+6=0.6+1=44 X 15=952-898=73-+0.2=311.4X0.3= 40.8+0.4=4X21 =六年级测试口算卷补缺训练（1）txi=5x12=0X5=，=456522-2一 一338 +4=5X4=5+ 卫=945612_31 _116 飞=4 飞=3 611_ x _ 二5937一

28、x 一7100.9X 12=314 X 7 =4329一乂一=二乂一54349 _3110 =10 I I11252 +4 =3 x83-X 15=51156一x-=+3811117 = ( )X4=38( 43)71420 +151X*5 =11 =Zxw=桂)2316735 7512_11 _318 +27 =4 +4 =15+5旦 旦_4_28X 16 16 =7 +14 =3 +1511(2 +0.5)x(20.5)=(北)X24=24.06 + 0.4=5 1 一5 1)X30=6 525=六年级测试口算卷补缺训练(2)X6= 122.8 X25+ 12X2.5=12.5 X32X2

29、.5=1113 2 345 x101=5-X6=2709+ 18=1.25 0.25 +0.75=1111 1X1-X-=232318 X(9)5.28 (0.28 +0.2)3 =15157+1.472.8+ 0.8 =0.77+ 0.33 =(3+4)X 12=1.258.2 +0.54 +0.46 =10-0.9 =111261226.26+ 26=7.9X 11-7.9=5 * 12-人453 + 0.6 =54.57+ 6.43=1.25 -0.25 +0.75=xf=12X =54 3 1一十一52+ 4=x4 =52+233六年级测试口算卷补缺训练(3)2X2= X 13=132

30、61 + 2=5+6=251626X 1=6X2=273x4=5 + n85885 * 2_一6 55 +5=62 =529 x 2 _八533 3+3=3685-X18=9旦+8=11241二 2；_67 52-=35373X15=51 + 3 =243 乂 2_4314X 5 =71+5 =78+4=93-1.95=7 _ 3 =842 3_3213X27=4X3=54 _ 25101-X 8=41 +3=46-二 2二=70+5 =66.3+ 0.07=26X %=1388. 33125X 8=六年级测试口算卷补缺训练(4)6X 1 =7-X10X -=3+ 6=X4=0.51445X

31、=21100二2一388二 22一,-=3+ 4=x 8=11 =1210171522X =55X 2 =112112二 2一,3X60=1 +2=2=5一,30X 1 =21-X -=41 =632528 _ 8_一 一 一2x3 =5 _ 2999663636-198=3.6+ 0.36=7六年级测试口算卷补缺训练(5)+ 14=25X4=10二 5 812 % 29 _ 八125836+ 0.5=5x2 =248.428X 5=+ 4.2=1 + 1 =1X1 _1-=11 .=444437 X5=9一0.9=(1 + 1) X 24=72X0.4=4372+0.4=24X3 _0.21

32、 =1十2 =452325X24=4.2 -0.2 =12-0.2 =1.25X8 =27+ 68=910 -540=18 X40=910+ 70=78- 0.98=3 +8=10+ 0.1 =0.8 X 12.5=8.1 +0.03=1.5 X 0.5=10 +0.5 =0.5+ 10=410-210=2 + 3 =15157+1.4 =六年级测试口算卷补缺训练（6）72.8 +0.8 =0.77+ 0.33 =+ 0.6 =1.25 X 4 X8 =511 _ 5 + 1=12612107.9 X 11-7.9=3.142 +0.22=-0.9 =x 2 =5X32=578+216=85.

33、28.2 +0.54+0.4626.26+ 26=+ - - 3+ 3 =4.5710.1+ 6.43=X30=-3.251.8X4X 0.5=3.21.51.5 X 0.2=-X81 =1+12311 X8+11X2=3005-899=1x2 =40.99X9 + 0.99 =12782.5-3.25 =-7=107.25+2.75=9.8+ 98 =0.125X9X8 =49X =2716 2x2=33+1 =4512小学数学六年级下册口算训练（1）小学数学六年级下册口算训练（2）9X61 =286+198=3x3 =5624 X 12+8 =38 38X0=314-202=21 x=53

34、34X5=320+80=121 X 2 =2511 _2 64. 8 0.6 =650+60=30 X 1 =3111 X=755.3 +2.6 =180-80=2X12=325X 1 =510+ 3.4 =450-140=5 - 1 =6 21x1 =252.5 -2 =25 + 7 =(1 + 1+1) X24= 2 3 4(25+4) X4 =36- 29 =3 x 7 =3.27 X4.3+3.27X5.7 =0.25 X80-45+ 0.9 =20X 6 =900+238=0.25 X2.69 X4 =2 + -= 9120+4 =6009X8 =10-2.87-7.13=12.37

35、-3.25-6.75300+25=907X522+24=73/14 X6630-30=26+30-28=3 + 4/5=0.51 +17=4X50 =48 + (2+4)=0.87-0.4914-7.4 =15.9 +10.8 =780-772=4.9 X 0.7 =5.2+1.3 = 426 X 13=30+5=4.9 X 0.7 =1.92 +0.04 =366 + 6=42-12=-3 + 1105-X8=426+34 =47-17=4X1005X10025125X8X4=82-7=47 _ =5 - 105 X90=8250X4=26+24=4 . 7_；=51025X12=24+ 4

36、+56+ 4=80-30=8 . 5_1 一583 . 3 _ ；=16168-2.5=78-26=7 _ 5_ 一1899 _ 8 _ 一261312X2.5=56+21=0.75+15=0.87 -0.49 =30X203=23-7+9=10-5.4 =0.87 -0.49 =6.25 X8=26+34- 30=0.65 +4.35 =3X60 + 9=2.14-0.9=嘀诲12= 3）小学数囱聚鳏胃口算训练（4）1,5+0，23 _ 1 _4443-26=1.25 X8 =8.9+3.8+1.1 =3+5=8 8400+3000=910+70 =3 + 0.75 +2=9 _ 7 _10

37、102300-700=2+3 = 15150.25 X 3+0.25=5+5=6 678+9=4.2+2 =12.5 X 9-12.5=11 _ 4 _2121890-80=4 | 3X00 1 3 II0.15 X0.2+0.17=电+二= 18 18820+60=8.1 + 3 =1.24+0.36 +6=口 2_=1616800+600=0.54 +0.46 =0.88-0.8 X0.1 =8_ 2_ =15156X8=9 乂 1 -4270.25 X 0.7 X4=5_ 1 =8860+470=578+216 =2.7 +1.5+2=乙+1 =12 1250+500=72+0.8 =2

38、5X3.9 X0.4=7.2+2.8=1000-400=10.1 X3 0 =1.25 X 7+1.25=5.1 +17=200+710=2 + 0.2 =2.36-0.992.5 X4=900+1500 =10+0.5 =3.4 X 0.4=1.25 X8=(38 29) X 3 =1-=20.57+1.53=0.17 X3=24040+ 8=18X4 =65 + 50=0.23 X 3=580-300=10+0.1 =0.72 X 5=1.5 X0.6=780+5X 6=410-210 =1.14+0.98=1.23+3=(54+18) +8=4.2+0.2 =0.91 +0.13=1.2

39、 X7=82-27=1.8 X47.06 +2=0.5 + 100=62+23=7.25+2.75 =0.16 +0.8=8.8 + 1.1 =37+43=4.57 +6.43 =8.7 +2.9=6.9 +2.3=160+40=22 X81 =97+1.4=1.3 X9=5时+6时=9.8+98 =5 + 0.2=0.1 X0.1 =600-30=4x2 =520.84 +4=8.5 + 17=24+ 7=0.7公顷=()7.9-0.6=720+80=30X 150=59 x6 =12X30=660+11 =16X 25=3+33 = 480 + 40=900-680=1.5 -0.9 =2

40、 吨 50千克=100+20=230X20=4+ 6X25 =26.26 +26 =100+4=12X8 =45X 98+ 90=9 X A =427240+40=32X3 =51-8.56-1.44=910 + 70 =920+4=30010=35X 4-39=7+14 =300+60=44X 200=360+301 =7+1.4 =160X5=3600 900=0.3 +0.7=1.5 X0.2 =4X250=320 80=1-0.64 =1.5 X0.5 =0X518=17+7=18 180.58-0.5 =3x2 =8510X76=11 _ 3 _165.7+4.5 =9.8 +98

41、=36 x 10=3+5=8 810-0.1 =9.8 +100 =15X6=9 _ 7 _10100.6 X 100 =2-x 81 =924X3=llIO 1 9 +IO 1 97.3 +1000 =82.5 -3.25 =5X 18=11 _ 4 _21217200+ 25 + 4=1.5 X0.2 =26X4=*+7=18 188X (40+20)=U1 =23403x15=11 A =161642+(90+30)=1+-=2467x18=8_ ”151518+ (24 + 4)=1- 20% =180X50=5_ 1 =8810.5-1.5-3.5=1 + -= 4404+4=乙上=12 124.6+2.3+7.7=1+60% =78+32=3 + 5- 十 =8 8145+78+ 255=2-X2 =3280+60=9_ 7_1010125X32=0.25 +0.75 =0.8+0.2=5+5 =6 6156-64- 36=13X(2)= 13720+90=56.3 +100=6.84+5.16=1.5 X 5=740-300=小学数学六年级下册口算训练（8）测试时间：年 月 日4X L = 151.25 X8 =1 3 3_一一 25910 + 70 =2+1 =3 62 + 3 =1515。6=