东土大唐高生
范文一：加减乘除口算
180-29= 219-17= 36+74= 103-49= 83-28= 80÷10= 76–24= 168+19= 72-16= 603÷3= 90+27= 136-57= 26×3= 53-46= 19×40= 16+42= 2×37= 51-17= 18×4= 94-23=
263-142= 61×2= 69+34= 168÷4= 17+59= 41×3= 253-29= 31×4= 255-131= 84÷4= 78+47= 25×5= 96-17= 515÷5= 880÷2= 198-87= 368-46= 560÷7= 111×4= 98-43=
42+27= 18×5= 25×4= 70+31= 24×5= 184-54= 88+12= 74+14= 240÷4= 20+25= 5×16= 11+35= 33+27= 13+37= 252-168= 17×5= 563-47= 29×3= 17+64= 187-55=
84÷2= 13×4= 281-219= 6×12= 32+24= 487-395= 31×3= 47×2= 19+51= 16×6= 19×5= 24+49= 34-25= 4×23= 192-60= 42+24= 23×4= 66-54= 121-17= 14×5=
23+37= 24×3= 56-18= 2×37= 5×15= 18×50= 380-289= 23×4= 23+35= 122-28= 5×19= 729÷7= 618÷2= 345-289= 6×13= 29×3= 84-24= 221-17= 840÷4= 84÷2=
936÷3= 221+41= 68-27= 63÷3= 231-125= 47×3= 74-59= 63+67= 424-253= 43×4= 56+64= 256-82= 7×25= 44×4= 130+26= 98-15= 416÷2= 134-55= 138-62= 50×6=
9+70×8= 6×14= 12×6= 17×3= 13×2= 255÷5= 560÷8= 84÷4= 720÷9= 66÷3= 39÷3= （36+45）÷9= 80×（25-17）= 721÷7= （93-44）÷7= 15×7=
630÷（32-25）= 14×7= 16×6= 57+36=
100-25+75= 8×14= 16×3= 15×8= 3×19= 8×15= 12×6= 13×6= 46+17= 240÷8= 45-5×7= 630÷9= 13×4= 48÷4= 9+99÷9= 450÷9+14= 62÷2-8= 80×7= 18×6= 680×6=
72-47= 38+38= 18×4= 268÷2= 53-28= 67×4= 63+18= 27×8= 488÷4= 73-18= 307×6= 48+78= 56-43= 509×7= 67+48= 8×37= 71-47= 46÷2= 94×8= 76-35=
69×5= 56-28= 61-36= 77+59= 30×7= 936÷3= 200÷4= 44-35= 34×30= 57+27= 709×5= 86-37= 64+77= 87-28= 59+18= 56×6= 249-69= 14×7= 63-19= 32+89=
84×7= 400÷5= 17+58= 590×7= 84-19= 53+92= 112-22= 38×9= 17+225= 696÷3= 225-89= 89-78= 607×4= 82-36= 117×5= 53-27= 219×3= 77-38= 85×5= 669÷3=
78×4= 234-18= 58-31= 603×3= 25+566= 481-95= 37×8= 646-554= 47×9= 72-25= 96÷3= 120×5= 42+79= 48-15= 65×9= 160+138= 488÷4= 530×4= 64-18= 321-18=
18+37= 64×3= 65-48= 6×307= 180÷3= 23×3= 43-18= 217×4= 33+47= 72-38= 40×9= 46-39= 628÷2= 67-58= 26×3= 219-43= 86+23= 45×7= 84×4=
630×7= 47+56= 62-14= 34×7= 45-19= 17×3= 84-29= 65+67= 936÷3= 133×4= 56+67= 256-189= 407×9= 270÷3= 219×9= 85-28= 37+45= 82-17= 67-38=
550×4= 37+129= 160÷8= 73+37= 560-33= 600÷3= 6×49= 54-29= 64+36= 33×9= 90-36= 848÷4= 509×4= 32+65= 9×47= 88÷8= 540÷6= 57+82= 888÷1=
84×9= 81-54= 400÷8= 59+36= 6×49= 360-26= 7×63= 69-59= 65+54= 71-22= 104×7= 45-18= 602×7= 57-39= 46+38= 7×58= 240÷6= 73×5= 24+33=
35×6= 25+41= 56+17= 140÷2= 77÷7= 63+24= 89×2= 360-28= 91×5= 35+57= 90÷3= 48÷4= 56-18= 99÷9= 425÷5= 72-53= 55×9= 60-43= 75×7=
96÷3= 83-41= 180-26= 540÷9= 16+62= 91-68= 60÷3= 19+63= 91×3= 45+48= 58×9= 66+26= 35+52= 560÷8= 9×28= 52-35= 86-34= 140÷2= 46×8=
79-37= 40+27= 540÷6= 99÷9= 65-27= 603×6= 56-38= 200÷5= 149-37= 901×4= 279÷3= 69×7= 42-16= 88÷4= 84+49= 9×69= 720÷9= 225+62= 300÷6=
87×8= 94-15= 56+44= 80-46= 180÷3= 420÷6= 77×2= 58-29= 65+26= 5×66= 360÷9= 62+34= 476×8= 175-64= 26+161= 88÷2= 69÷3= 56-35= 26+81=
范文二：小数,整数加减乘除口算
整数加减乘除练习题
860X9= 8X680= 340X2= 5X490= 5X500= 6X470= 560X3= 5X300= 5X180= 8X300= 820X8= 9X150= 140X7= 3X420= 480X6= 530X4= 390X2= 810X8= 8X180= 2X950= 670X9= 360X9= 400X9= 2X760= 9X350= 430X8= 670X6= 850X4= 320X3= 3X550= 4X330= 980X9= 560X6= 940X8= 920X7= 7X510= 200X2= 8X490= 7X250= 7X320= 770X2= 2X330= 4X520= 410X9= 730X4= 680X3= 2X180= 550X6= 6X970= 2X840= 770X5= 970X5= 5X370= 620X8= 990X6= 4X780= 940X6= 530－70= 420－90= 9600÷30= 7×700= 203+98= 1800÷300= 240+570= 4800÷400= 370+580= 580-490=
910－370= 250×8= 270－190= 360×2= 75÷25= 330÷11= 6×800= 5400÷9= 420÷60= 9×800= 3×330= 300×7= 9×500= 390÷13= 6300÷700= 370＋560= 5600÷700=
4800÷12= 3500÷7= 520+490＝ 450－90＝ 80＋330＝
70×700＝ 7000÷70＝ 4000÷80＝ 2400÷200＝ 420－90＝ 170＋320＝ 1000－51＝ 520－260＝ 910－190＝ 35×200＝ 22×200＝ 8800÷400＝ 9300÷300＝ 6×300＝ 1800÷200＝ 9300÷30＝ 280÷40＝ 304＋199＝ 390÷26＝ 1250÷50＝ 21×40＝ 6600÷220＝ 760－198＝ 660－220＝ 5000÷50＝ 100×91＝ 753－299＝ 7000÷70＝ 200÷40＝ 180÷30= 240÷40= 35×2= 140×7= 13×6=
小数加减乘除练习题
4.4+15.99= 88-69.21= 63.1-11= 0.48+0.52= 1-0.98= 3.7+4.8=
8.36+0.64= 3.6+0.87= 8.16+3.7= 0.33+9.8= 0.7＋0.9= 0.8＋0.6=
8.24＋3.76= 4.1－3.8= 14＋0.78= 14.6－0.34= 1.3＋8.56= 0.8－0.55= 4－0.04= 1－0.03= 30.5＋3.05= 0.8－0.45= 0.78＋2.2= 5
1－0.9＝ 2.3
0.36＋0.64＝
1-0.3= 0.8+ 0.7= 4.5-3= 7.8-1.1= 3.4-1.5=
1.5－0.5＝ 1
3.5 -2.4= 0.36
8.65－6.31= 10
6.35-5.23= 1.23+6.52= 5.32-0.93= 7.26-4.93= 2.16-0.23=
9.28+7.32= 5.2-0.9= 2.65+9.32= 4.63+8.92=
7.65-6.23= 8.28+4.75= 9.23+5.45= 6.23-4.53=
6.52+2.63= 4.62+8.95= 7.24+6.21= 8.52+4.65=
0.45×2.5＝ 0.8
10×0.07＝ 0.3
0.2×0.26＝ 0.14
0.2×0.4＝ 8.2
2.5×0.4＝ 2.4
72.8÷0.8＝ －0.08= 3.25＋0.75= 10－0.1= 1.5－0.5＝ ＋0.6＝ 0.9＋0.8＝ 1.9－0.9= 3.5- 2.4= －0.3= 3.5+ 4.2= 6 -0.5= 2.7-0.4= －0.9＝ 2.3＋0.6＝ 0.9＋0.8＝ 1.9－0.9= ＋0.64＝ 0.96－0.3= 1.23+5.69= 1.26+5.21= －7.64= 13.6＋8.46= 0.99＋1.1= 0.96-0.23= ×1.25＝ 0.3×3.6＝ 0.3×0.3＝ ×1.4＝ 0.05×7＝ 0.92×0.4＝ ×4＝ 0.02×0.1＝ 1.2×0.3＝ ＋1.8＝ 100－35.22＝ 2.3×4＝ ×5＝ 0.22×4＝ 3.25×0＝ ÷0.8＝ 3.2÷1.6＝ 8.4÷4.2＝ 19.6÷2＝ 0.96 72.8
范文三：三年级口算加减乘除
三年级口算练习(一)
26+9= 57,38, 1500,700, 42×2, 99?3, 770?7, 660?3, 960?3, 180?9, 65，15, 660?6, 800×2, 50?5, 3×800, 420?7, 3×220, 480?4, 58，33, 420,20, 93?3, 880?4, 1200,200, 11×7, 80,46, 0?51, 0?76, 0×85, 70?7, 14×2, 5×900, 2×200, 84?4, 0?91, 930?3, 390?3, 0，22, 83,57, 29，68, 68,49, 80×7, 800?4, 330?3, 3×23, 64?2, 58，26, 34×2, 550?5, 800×8,
63?3, 160?4, 800，700, 690?3, 58,0, 420?2,
2×440, 48?2, 480?2, 60×5, 2×44, 840?4, 三年级口算练习(二)
姓名: 班别:三( )班
440?4, 32×3, 48?4, 540?9, 90?9, 13×3, 600×7, 120×3, 480?2, 39?3, 560?8, 990?3, 3×200, 620?2, 660?2, 640?8, 880?4, 7500,500, 0?91, 12×4, 3×31, 0×57, 120×4, 0×97, 360?9, 44×2, 960?3, 32×2, 2×440, 460?2, 70，500, 3×33, 280?4, 9×400, 3×330, 690?3, 49，33, 700?7, 23×3, 78,36, 11×4, 230×3, 310×3, 390?3, 230×3, 11×4, 82,55, 310×3, 720?9, 4700,700, 600?3, 48，28, 640?8, 480?8, 7×50, 800?8, 880?8, 9×500, 80，17, 54，28, 三年级口算练习(四)
姓名: 班别:三( )班
42×3, 1700,800, 90?3, 180?3, 300?5, 930?3,
800?4, 60,15, 900?3, 450?9, 360?6, 37，56,
32×3, 70×7, 1200,700, 300?6, 50×7, 0×37,
53,14, 17，27, 840?4, 2×14, 140?2, 660?6,
7×800, 7×700, 840?2, 430×2, 540?9, 31×3,
13×3, 34，56, 96?3, 2×330, 50×6, 680?2,
620?2, 6×800, 960?3, 1500,900, 1800,800, 63?3, 26，57, 800?8, 33，57, 600×3, 37，8, 480?8,
630?3, 62,33, 500，500, 33×2, 800?2, 700?8, 0?47, 560?7, 440?4, 93?3, 24×2, 0?54,
三年级口算练习(三)
姓名: 班别:三( )班
23×3, 12×30, 7×80, 48×10, 40×40, 40×10,
23×30, 60×50, 70×80, 10×68, 40×50, 30×21,
7×11, 50×70, 24×2, 30×70, 10×74, 50×10, 70×11, 30×40, 24×20, 12×20, 30×21, 20×70, 28×1, 20×13, 1×36, 10×19, 11×50, 30×30, 28×10, 20×50, 10×36, 30×33, 21×40, 12×10, 31×2, 14×20, 6×90, 20×33, 90×20, 20×13, 31×20, 22×3, 60×90, 39×10, 21×2, 44×20, 12×4, 22×30, 22×4, 30×80, 33×10, 50×90, 12×40, 220×3, 22×40, 90×40, 200×3, 41×20, 三年级口算练习(五)
姓名: 班别:三( )班
21×30, 10×46, 3×700, 33×30, 20×41, 6×600, 24×20, 50×30, 0×45, 50×70, 800×7, 60?6, 10×89, 69×10, 13×30, 23×30, 4×90, 60×60, 60×40, 90×30, 21×40, 30×20, 40×90, 2×31, 33×20, 40×70, 48，19, 70×6, 4×900, 2×310, 20，35, 45，35, 32×20, 70×60, 84×1, 900×6, 34×20, 33×30, 31×20, 700×6, 84×10, 9×800, 70×30, 2×42, 86,47, 5×90, 22×30, 6×500, 8×70, 42×20, 400，300, 5×900, 10×33, 22×0, 80×70, 200×4, 0?20, 6×60, 22×40, 44，20, 三年级口算练习(六)
姓名: 班别:三( )班
40×40, 43×20, 46，37, 420?6, 300?6, 40×11, 360?9, 10×34, 40×90, 90×60, 490?7, 20×34, 300×3, 80×4, 65×0, 330?3, 250?5, 680,80, 21×40, 80×40, 10×37, 20×50, 2000，300, 880?2, 70×20, 400?4, 0×66, 50×30, 640?8, 880?4, 400，300, 34，39, 360?6, 99×10, 12×20, 30×80, 41×20, 97×10, 700?7, 33×30, 0?59, 11×80, 200?4, 31×20, 600，90, 4700,700, 44,37, 40×12, 84,47, 630?7, 71,23, 0?43, 31×30, 21×30, 43×2, 0×20, 75，18, 23，48, 90×30, 30×12, 三年级口算练习(七)
姓名: 班别:三( )班
46，24, 0?73, 42×20, 100?5, 10×50, 350?5, 52,29, 240×2, 52，39, 400?8, 480?8, 33×30, 50×5, 800×3, 60×50, 410×2, 41×20, 310×3, 20×23, 440?4, 30×32, 0×35, 10×35, 29，61, 40×70, 30×30, 50×90, 80×30, 20×14, 90×50,
420?6, 300?6, 240?4, 69×10, 22×40, 33×20, 900?9, 810?9, 630?9, 30×23, 330×3, 0×30, 750,50, 480?8, 5000，2000, 77,48, 300?5, 300，700, 420?2, 820?2, 70×11, 4500,500, 20×40, 400?4, 11×40, 900×5, 67,49, 200?4, 8000,1000, 20×24, 三年级口算练习(八)
姓名: 班别:三( )班
57，29, 540?6, 10×73, 10×58, 0?49, 34×20, 80×90, 30×70, 120×4, 640?8, 720?9, 10×34, 65×10, 660?3, 700×5, 41×20, 7000,3000, 30×30, 10×47, 30×23, 660?6, 5900,5000, 11×40, 70×40, 10×36, 6000，2000, 80×80, 29，14, 80×50, 200×4, 36，56, 88×10, 600?6, 22×30, 400，600, 34，29, 800?8, 21×30, 720?8, 33×30, 32×20, 87×10, 500，40, 22×40, 440?4, 33×20, 320?4, 900?3, 77,29, 0?93, 640?2, 30×50, 75，18, 600，700, 40×70, 43，38, 90×50, 84,65, 43,16, 10×80, 三年级口算练习(九)
(1) (2) (3) (4)
57，29, 500，40, 88×10, 700×5,
80×90, 40×70, 21×30, 660?6,
65×10, 540?6, 22×40, 80×80,
10×47, 30×70, 0?93, 600?6,
10×36, 660?3, 43，38, 720?8,
36，56, 23×30, 10×73, 90×50,
800?8, 6000，2000, 120×4, 640?2,
范文四：有理数的加减乘除口算
七年级口算?练习题
92+(+4)= 0.12+78= -87+(-65)= 35+44= -75+(-22)=
53+34= -90+(-13)= -37+(-5)= 80+7= -30+(-24)=
-29+(-23)= -44+(-34)= 23+27= -67+(-14)= - 82+(-28)=
-0.43+(-0.42)= 0.26+0.48= -60+(-22)= -41+(-45)= -65+(-10)=
78+2= -76+(-41)= - 1+(-85)= -99+(-11)= -71+(-22)=
-29+(-24)= - 50+(-8)= 61+17= - 32+(-9)= 55+25=
-0.13+(-0.79)= 0.16+0.11= -29+(-10)= -53+(-5)= -34+(-28)=
-85+(-15)= 15+23= -66+(-23)= -30+(-10)= - 91+(-56)=
33+26= - 94+(-82)= - 75+(-50)= 47+10= -23+(-62)=
-7.9+(-6.6)= - 98+(-3.7)= 85+5= - 1.3+(-6.7)= -91+(-57)=
-4+(-7)= 24+17= -46+(-5)= - 90+(-6)= -0.79+(-12)=
-0.99+(-25)= +8+(+36)= 23+52= -44+(-34)= -0.11+(-0.38)=
-0.53+(-1.3)= +1.2+(+70)= - 10+(-9)= -26+(-39)= - 62(-4.3)=
0.73+(+30)= +3+(+25)= -0.32+(-0.28)= -83+(-76)= -59+(-39)=
-0.22+(-1.4)= -87+(-40)= 22+21= -0. 41+(-8)= -9.3+(-3.9)=
-100+(-92)= 0. 12+3.97= -6.38+(-7.36)= -19.48+(-26.87)= -9.43+(-19.88)= 请同学们认?真完成，看谁能够一?个也不会出?错～老师相信你?们是最棒的?～～～～～～
七年级口算?练习题
- 92+(+4)= -0.12+78= 87+(-65)= 35+(-44)= 75+(-22)=
-53+34= -90+(+13)= +37+(-5)= -80+7= -30+(+24)=
-29+(+23)= 44+(-34)= - 23+27= +67+(-14)= 82+(-28)=
0.43+(-0.42)= 0.26+0.48= +60+(-22)= +41+(-45)= -65+(+10)=
78+(-2)= 76+(-41)= -+1+(-85)= -99+(+11)= 71+(-22)=
-29+(+24)= 50+(-8)= 61+(-17)= -32+(-9)= -55+25=
-0.13+(+0.79)= 0.16+(-0.11)= 29+(-10)= 53+(-5)= -34+(+28)=
-85+(+15)= -15+23= +66+(-23)= -30+(+10)= +91+(-56)=
-33+26= - 94+(+82)= - 75+(+50)= -47+10= +23+(-62)=
+7.9+(-6.6)= - 98+(+3.7)= 85+(-5)= + 1.3+(-6.7)= -91+(+57)=
4+(-7)= -24+17= -46+(+5)= +90+(-6)= -0.79+(+12)=
0.99+(-25)= +8+(_36)= -23+52= -44+(+34)= +0.11+(-0.38)=
0.53+(-1.3)= +1.2+(-70)= 10+(-9)= -26+(+39)= 62(-4.3)=
0.73+(-30)= +3+(-25)= 0.32+(-0.28)= -83+(+76)= -59+(+39)=
-0.22+(+1.4)= +87+(-40)= 22+(-21)= +0. 41+(-8)= 9.3+(-3.9)=
+100+(-92)= - 0. 12+3.97= 6.38+(-7.36)= -19.48+(+26.87)= -9.43+(+19.88)= 请同学们认?真完成，看谁能够一?个也不会出?错～老师相信你?们是最棒的?～～～～～～
范文五：小数加减乘除口算练习题2
小数加减乘除口算能力测试题
4.7+2.3= 3.6?24= 4.95?0.9= 3.9?0.13 4.5×2= 0.8×1.1= 9.65?0.1= 16.5?0.5= 6.9,2.5= 7.2+12.8= 0.325×100= 5×0.12= 7.2×0.8= 46.7,3.8= 2.5×8= 24×0.5=
6×3.4= 12.8?4= 0.56?0.7= 4.8×0.5= 0.62,0.32= 5.2?13= 0.125×4= 2.8，4.2=
1.4×0.5= 12.5?5= 3.28×0.1= 0.84?2.1= 0.75×100= 1.64?41= 3.9?0.13= 5?0.25=
0.02×0.5= 10?20= 7.2×0.1= 7.8?0.01= 3.6?0.3= 24?15= 0.01×0.1= 5.4?0.6= 6.3?7= 8.65×10= 0.25×0.4= 3.2?5= 5.6?100= 0.35×0.6= 1.6?0.8= 7×0.62=
0.75?0.25= 3.08×0.01= 1?2.5= 0.56?0.8=
0.125×8= 4.95×1000= 1.25×0.8= 7.4,2.8= 4.8?0.3= 6.9×0.1= 3.2?0.04= 0.18?0.2=
0.96?2= 0.4×0.5= 0?1.7= 0.16?8=
0.56?28= 2.4?0.8= 0.22×102= 4.5×0.02= 0.36?0.4= 10.8?9= 9.6?0.8= 8，7.2=
0.64?0.8= 9.6?0.8= 5×0.24= 1.2×30=
0.72?3.6= 0.108?2= 4.5,0.05= 0.012×0.2=
1.3×0.3= 0.108?2= 1.02×0.2= 5.5，55= 9?6= 10.8?9= 0.26×0.3= 16.8?8=
3.6?0.12= 0.7?0.8= 8.4×0.02= 0.54 ，2.2= 7.8?0.6= 16,5.07= 1.29×6= 3.5,0.05= 2?5= 4.2×0.4= 0.8×0.05= 2?0.02= 4.5，5= 0.72×6= 12.6?0.03= 0.25×40=
0.3?0.6= 12?0.5= 8.71?0.1= 1.5×0.6= 0.96?0.2= 5.2×0.4= 21?0.21= 0.32?0.8= 10.5×0.4= 12.2?0.2= 0.8×0.13= 12.25?0.5= 7.3，0.27= 5.6?100= 0.34?17= 73.5×0.1=
8×0.125= 0.41，3.7= 8.08?0.4= 46.5，52.5= 0.54?0.6= 0.02×0.5= 0.5×2.2= 0.45×102= 0.61，0.39= 7.2,0.8= 1.24?4= 0.25×88= 0.56?28= 1.4×0.5= 3.27，0.63= 2.64，3.85，
10?20= 84?0.21= 5.02×0.3= 1.54?2=
4.08?0.4= 0.75?0.25= 0.3×0.5= 8×1.25= 11,9.4= 2.5×16= 6.4?4= 5.6?3.5= 0.8×0.11= 0.108?2= 7.2?1.8= 4.2?0.7?6= 0.72，12.8= 1.75，32.5= 0.7?0.35= 0.4×8.6×255.6?0.01= 16,5.07= 0.72?1.44= 0.27?0.3= 2.3×100= 5.2?13= 0.48?0.04= 2.5×101= 0.75×100= 1.64?41= 1.25?2.5= 3.8×5=
2.5×2= 4.8?0.3= 2.4?0.8= 5×0.24= 0.5×10= 0.86?2= 10.8?9= 4.5,0.05=
0.6×8= 0.56?28= 9.6?0.8= 3.9?0.13 2.1×2= 0.36?0.4= 0.108?2= 16.5?0.5= 2.8×10= 0.64?0.8= 4.95?0.9= 5×0.12= 0.7×0.8= 0.7×9= 9.65?0.1= 24×0.5=
0.04×20= 3.6?24= 0.325×100= 4.8×0.5= 5.6+0.4= 0.8×1.1= 2.5×8= 2.8，4.2= 4.7+2.3= 7.2+12.8= 0. 56?0.7= 0.84?2.1= 4.5×2= 46.7,3.8= 0.125×4= 5?0.25=
6.9,2.5= 12.8?4= 3.28×0.1= 7.8?0.01= 7.2×0.8= 5.2?13= 3.9?0.13= 5.4?0.6= 6×3.4= 12.5?5= 7.2×0.1= 3.2?5= 0.62,0.32= 1.64+4.1= 0.01×0.1= 7×0.62=
1.4×0.5= 10?20= 0.25×0.4= 0.56?0.8= 0.75×100= 24?15= 1.6?0.8= 7.4,2.8= 0.02×0.5= 8.65×10= 1?2.5= 0.18?0.2= 3.6×0.3= 0.35×0.6= 1.25×0.8= 0.16?8=
6.3?7= 3.08×0.01= 3.2?0.04= 4.5×0.02= 5.6×100= 4.95×1000= 0?1.7= 8，7.2= 0.75?0.25= 6.9×0.1= 0.22×102= 1.2×30= 0.125×8= 0.4×0.5= 9.6?0.8= 0.012×0.2=
7.3×0.3= 0.108?2= 1.02×0.2= 5.5，5.5= 0?6= 10.8?9= 0.26×0.3= 16.8?8=
3.6?0.12= 7.8?0.01= 8.4×0.02= 0.54，2.2= 7.8?0.6= 5.4?0.6= 1.2×6= 3.5,0.05= 2?5= 3?5= 0.8×0.05= 2?0.02= 4.5，5= 7×0.62= 12.6?0.03= 0.25×40=
0.3?0.6= 12?0.5= 8.71?0.1= 1.5×0.6= 0.96?0.2= 5.2×0.4= 21?0.21= 0.32?0.8= 10.5×0.4= 12.2?0.2= 0.8×0.13= 12.25?0.5= 7.3，0.27= 5.6?100= 0.34?17= 73.5×0.1=
8×0.125= 0.41，3.7= 8.08?0.4= 46.5，52.5= 0.54?0.6= 0.02×0.5= 0.5×2.2= 0.45×102= 0.61，0.39= 7.2,0.8= 1.24×4= 1.25×88= 0.56?28= 1.4×0.5= 3.27，0.63= 2.64，3.85，
10?20= 84?0.21= 5.02×0.3= 1.54= 4.08?0.4= 0.75?0.25= 0.3×0.5= 8×1.25= 10,9.4= 2.5×16= 5.6?7= 7?3.5= 0.8×0.11= 0.108?2= 72? 7.2= 4.2?0.7?6= 7.2，12.8= 1.75，32.5= 0.7?0.35= 0.4×8.6×255.6?0.01= 16,5.07= 0.7?1.4 =
2.3×100= 5.2?13= 0.48?0.04= 0.27?0.3= 0.75×100= 1.64?41= 1.25?2.5= 2.5×101=
0.65×101,10?20= 0.65= 4.08?0.4=
2.6×7?2.6 1.2×0.3 = ×7= 6.6?1.1 = 0.02×0.5= 4.9?7= 3.6×0.3= 0?0.48=
6.3?7=
5.6×100=
7.8?0.01=
5.4?0.6=
3.2?5=
7×0.62=
1.5×0.6=
0.32?0.8=
12.25?0.5=
73.5×0.1=
2.5×2=
0.5×10=
0.6×8=
2.1×2=
0.61，0.39=
0.56?28=
