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1、45+15×6= 250÷5×8=6×5÷2×4=30×3+8=400÷4+20×5= 10+12÷3+20=(80÷20+80)÷4=70+(100-10×5)=360÷40= 40×20= 80-25= 70+45=90×2= 16×6= 300×6=540÷9=30×20= 400÷4= 350-80= 160+70=18-64÷8= 42÷6+20=40-5&
2、#215;7= 80+60÷3=41+18÷2=75-11×5=42+7-29= 5600÷80=25×16= 120×25= 36×11=1025÷25=336+70= 25×9×4= 200-33×3= 3020-1010=12×50= 25×8= 23×11= 125÷25=4200-2200=220+80= 20×8×5= 600-3×200=20+20÷2= 35-25÷5= 47.36
3、+8-40= 48.2800÷40=49.98÷14 = 50.96÷24 = 51.56÷14 =52.65÷13 = 53.75÷15 = 54.120÷24 =55.200÷25 =56.800÷16 = 57.840÷21 =58.560÷14 = 59.390÷13 = 60.600÷15 =72÷24 = 85÷17 = 90÷15 =96÷16 = 78÷26 = 51÷17 =80÷
4、;40 =100÷20 = 100÷4 =240÷40 = 920÷4 = 300÷60=64÷2 = 64÷4 = 50÷5 =60÷8 = 96÷4 = 90÷6 =400+80 = 400-80 = 40×80 =400÷80 = 48÷16 =96÷24 =160×5= 4×250= 120×25= 36×11=1025÷25=336+70= 0×518= 10×76=
5、 36×10=15×6= 24×3= 5×18= 26×4= 7×15=32×30= 40×15= 60×12= 23×30= 30×50=5×700=45+15×6= 250÷5×8=6×5÷2×4=30×3+8=400÷4+20×5= 10+12÷3+20=(80÷20+80)÷4=70+(100-10×5)=360÷40= 40
6、215;20=80-25=70+45=90×2= 16×6= 300×6= 540÷9=30×20=400÷4=350-80=160+70=18-64÷8= 42÷6+20=40-5×7= 80+60÷3=41+18÷2= 75-11×5= 42+7-29= 5600÷80=25×16= 25×9×4= 200-33×3= 3020-1010=12×50= 25×8=23×11= 125÷
7、;25=4200-2200=220+80=20×8×5= 600-3×200=20+20÷2=35-25÷5= 36+8-40=2800÷40=98÷14 =96÷24 = 56÷14 =65÷13 =75÷15 = 120÷24 =200÷25 = 800÷16 =840÷21 =560÷14 =390÷13 = 600÷15 =72÷24 = 85÷17 =90÷15 =96
8、7;16 = 78÷26 =51÷17 =80÷40 =100÷20 =100÷4 =240÷40 =920÷4 = 300÷60=64÷2 = 64÷4 = 50÷5 =60÷8 = 96÷4 = 90÷6 =400+80 = 400-80 = 40×80 =400÷80 = 48÷16 = 96÷24 =160×5= 4×250= 0×518=10×76= 36×
9、10=15×6= 24×3= 5×18= 26×4= 7×15=32×30=40×15= 60×12= 23×30= 30×50=5×700=45+15×6= 250÷5×8=6×5÷2×4=30×3+8=400÷4+20×5= 10+12÷3+20=(80÷20+80)÷4=70+(100-10×5)=360÷40=40×20=80-2
10、5= 70+45=90×2=16×6=300×6=540÷9=30×20=400÷4= 350-80= 160+70=18-64÷8= 42÷6+20=40-5×7= 80+60÷3=41+18÷2=75-11×5= 42+7-29=5600÷80=25×16= 120×25= 36×11=1025÷25=336+70= 25×9×4= 200-33×3= 3020-1010=12×50
11、= 25×8= 23×11= 125÷25=4200-2200=220+80= 20×8×5= 600-3×200=20+20÷2= 35-25÷5= 36+8-40= 2800÷40=98÷14 = 96÷24 = 56÷14 =65÷13 = 75÷15 = 120÷24 =200÷25 =800÷16 = 840÷21 =560÷14 = 390÷13 =600÷15 =72
12、47;24 =85÷17 =90÷15 =96÷16 = 78÷26 = 51÷17 =80÷40 = 100÷20 = 100÷4 =240÷40=920÷4 = 300÷60=64÷2 = 64÷4 = 50÷5 =60÷8 = 96÷4 = 90÷6 =400+80 = 400-80 = 40×80 =400÷80 = 48÷16 = 96÷24 =160×5=4
13、5;250=0×518=10×76= 36×10=15×6= 24×3= 5×18= 26×4= 7×15=32×30=40×15= 60×12= 23×30= 30×50=5×700=17×40 100633.21.68 2.8×0.4 147.41.92÷0.04 0.32×5000.654.35 105.44÷20 3.5×2001.50.06 0.75÷150.4×0.
14、8 4×0.250.361.54 ×99420÷35 25×12 135÷0.5 3/4 + 1/4 =2 + 4/9 = 3 - 2/3 =3/4 - 1/2= 1/6 + 1/2 -1/6 =-(2.5+3.8)=7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =2 - 1/6 -1/3 = 0.51÷1732.819 5.2÷1.3 1.6×0.4 4.9×0.7 1÷5 6÷12 0.870.49 17×4010063 3.21.682.8
15、15;0.4 147.4 1.92÷0.04 0.32×5000.654.35 105.44÷203.5×200 1.50.06 0.75÷150.4×0.8 4×0.25 0.361.54 1.01×99 420÷35 25×12 135÷0.5 3/4 + 1/4 =2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 = 2 - 1/6 -
16、1/3 = 0.51÷17 32.819 5.2÷1.3 1.6×0.4 4.9×0.71÷5 6÷120.870.49 17×40 10063 3.21.68×0.4 147.4 ÷0.04 ×5000.654.35 105.4 4÷20 ×200 1.50.06 ÷15 ×0.84×0.25 0.361.54 1.01×99420÷3525×12 135÷0.5 3/4 + 1/4 =2 + 4/9 =
17、 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 =7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =2 - 1/6 -1/3 = 0.51÷1732.8195.2÷1.3 1.6×0.4 4.9×0.7 1÷5 6÷12 0.870.49 17×40 10063 3.21.682.8×0.4 147.41.92÷0.040.32×5000.654.35 105.4 4÷20 3.5×2001.50.
18、06 0.75÷150.4×0.8 4×0.25 0.361.54 1.01×99420÷3525×12 135÷0.5 3/4 + 1/4 = 2 + 4/9 =3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =2 - 1/6 -1/3 = 0.51÷17 32.8195.2÷1.3 1.6×0.4 4.9×0.71÷5 6÷12 0.8
19、70.49 17×40 100633.21.68 2.8×0.4 147.4 1.92÷0.04 0.32×5000.654.35 105.44÷20 3.5×200 1.50.06 0.75÷15 0.4×0.8 4×0.25 0.361.54 1.01×99 420÷35 25×12135÷0.5 3/4 + 1/4 = 2 + 4/9 = 3 - 2/3 = 3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)= 7/8 + 3/
20、8 = 3/10 +1/5 =4/5 - 7/10 = 2 - 1/6 -1/3 = 0.51÷1732.8195.2÷1.3 1.6×0.4 4.9×0.7 1÷56÷120.870.49 17×40 10063 3.21.682.8×0.4 147.41.92÷0.04 0.32×500 0.654.35 105.4 4÷20 3.5×2001.50.06 0.75÷15 0.4×0.8 4×0.25 0.361.54 1.01×9
21、9420÷3525×12 135÷0.53/4 + 1/4 = 2 + 4/9 =3 - 2/3 =3/4 - 1/2= 1/6 + 1/2 -1/6 = 7.5-(2.5+3.8)=7/8 + 3/8 = 3/10 +1/5 = 4/5 - 7/10 =2 - 1/6 -1/3 =39×4=51×9= 77×7=874×3= 304×5= 106×10= 178×3=78××6=×100=×8=×4= 163×3= 724×
22、7= ×8=×8= 78×9= 250×0.4= 24×5=37×8= 104×5=847×4= 8×42= ×92= 78×2= 245×0= 306×103×0= 132×6= 350×1000=317×4=×6= 125×0.8= 302×783×0=264×8= ×9= 3875××0×100=937×4= 285
23、15;4= 134×3= 125×8=25×4= 300×52=5××9=15×8=125×4=×1000= 21×8= 32×0.1=572×8=372×0= 153×46=173×10= 15×80= 3652007×0= 384÷4= 888÷74=592÷37=384÷32= 1846÷10=468÷39= 1460÷20= 50÷2= 7
24、8÷4= ÷14= ÷3= 153÷0= 462÷5= 374÷10=73÷9= 10÷3= 27×3= 90÷15= 48÷4= 640÷16= 39÷3= 24×20= 32×3= 48÷16= 12×8= 27×3= 56÷14= 24÷8= 14×2= 8345= 560÷80= 96÷24= 40÷20= 40×30= 3726= 763
25、9= 60559= 30×23= ×100=12×8= 2732= 4827= 4500×20= 7315 = 120×600 = 200×360= 6800×400= 280270= 4×2500= 6000÷40= 5×1280= 4.32.7 0.750.25 40.26 0.352.7 4.61.9 0.830.3 30.05 7.23.8 0.070.6 1.390.39 105.44.7+2.3= ×2= 6.92.5= ×0.8= 6×3.4= 0.6
26、20.32= ×0.5= ×0.5= ÷0.3= ÷7= ÷100=÷0.25= ×8= ÷0.3= 0.96÷2=÷28= ÷0.4= ÷0.8= ÷3.6=÷24= ×1.1= 7.2+12.8= 46.73.8=÷4= ÷13= ÷5= ÷41=10÷20= 24÷15= ×10= ×0.6=×0.01= ×1000= ×0.1=
27、×0.5=÷0.8= ÷9= ÷0.8= ÷2=÷0.9= ÷0.1= ×100= ×8=÷0.7= ×4= ×0.1= ÷0.13=×0.1= ×0.1= ×0.4= ÷0.8=1÷2.5= ×0.8= ÷0.04= 0÷1.7=×102= 9÷÷4= ××4= (1.28.8)×0.4=50160÷40= (58+
28、370)÷(64-45)= 120-144÷18+35 347+45×2-4160÷52 (58+37)÷(64-9×5) 95÷(64-45) 178-145÷5×6+42 420+580-64×21÷28 812-700÷(9+31×11) (136+64)×(65-345÷23) 85+14×(14+208÷26) ××2.5 ××1.25 ×7.4×0.8 &
29、#215;6.4-(2.5+0.24) ××0.5 ××3.4 6.72-3.28-1.72 0.45+6.37+4.55 ×3-(25-2.5)2×41846-620-380 ××54 ×2.5 3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5×400= 19.9+11.1= 187÷1000= 1+3.8
30、9= ×10= 75÷10= ÷0.8= ×7= ×7= ×8= ×8= ×2= 5×0.6= ×0.3= ×0.2= ×0= 10×0.05= ×7= ×100=×4= ×4= 4×0.3= 430-250= 0.17+0.06= 1.02-0.09= 7200÷800=0.17+0.6= 0.83-0.6=17×300= 0.98-0.09= 0.2+0.78= 600×700= 1
31、0.2+0.02= 0.15+0.7= 670+250= 10.2+0.2= 9.2-6= 8500÷500= 3.2-3.2= 3.7+2.3= 25×100= 3.2-0.32= 2+2.8= 380-290= 0.35+0.5= 0.35+0.63= 3500÷70= 3.1+3= 3.8+0.38=7500÷250=3.8+1= 0.95-0.05= 450+780= 3.1+0.3= 3+0.3= 630÷9= 4.5-0.4= 9.5-5= 330×9= 9.53-1.53= 9.5-0.5= 3.5+2.4= 1-0.9
32、5= 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= 23×100= 9.8-4.8= 480÷40= ÷100= 5.1+2.3= 125×80= ÷10= 0.52+0.4= 70×12=×100= 3.4-2.8= 0.6-0.37= ×10= 10+0.08= 1-0.75= ×1000= 0.82+0.3= 13.5+6.5= ×100= 1.2-0.8= 21.6-12.6= 63÷100=
33、 0.83-0.5= 0.76+0.14= 80÷1000= 2.7+0.4= 0.72-0.43= 30×100= 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+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3= 8.8-6.7= 9.5-7.3= 1-0.95=
34、3.4-2.8= 0.96-0.35= ×0.6= ×0.01= ×1000= ×0.1= ×0.5= ÷0.8= ÷9= ÷0.8= ÷2= ÷0.9= ÷0.1= ×100= ×8= ÷0.7= ×4= ×0.1= ÷0.13=×0.1= ×0.1= ×0.4= ÷0.8= 1÷2.5= ×0.8= ÷0.04= 0÷1.7=4.7+2.3=
35、×2= 6.92.5= ×0.8=6×3.4= 0.620.32= ×0.5= ×100=×0.5= ÷0.3= ÷7= ÷100=÷0.25= ×8= ÷0.3= ÷2=÷28= ÷0.4= ÷0.8=÷3.6=÷24= ×1.1= 7.2+12.8= 46.73.8=÷4= ÷13= ÷5= ÷41=10÷20= 24÷15= ×10
36、= ×0.6=×0.01= ×1000= ×0.1= ×0.5=÷0.8= ÷9= ÷0.8= ÷2=÷0.9= ÷0.1= ×100= ×8=÷0.7= ×4= ×0.1= ÷0.13=×0.1=×0.1= ×0.4= ÷0.8=1÷2.5= ×0.8= ÷0.04= 0÷1.7=×102= ×10= 75÷10=
37、÷0.8= ×7= ×7= ×8= ×8= 3.4-1.4= 7.82-7.2= 2.19+9.1= 10.1-0.89= 0.68+0.42= 8.1-5.1= 0.728-0.24= 0.8+0.18= 0.89-0.25= 1-0.98= 0.048+0.52= 5×400= 19.9+11.1= 187÷1000= 1+3.89= ×2= 5×0.6= ×0.3= ×0.2= ×0= 10×0.05= ×7= ×100=×4=
38、×4= 4×0.3= 430-250= 0.17+0.06= 1.02-0.09= 7200÷800= 0.17+0.6= 0.83-0.6= 17×300= 0.98-0.09= 0.2+0.78= 600×700= 10.2+0.02= 0.15+0.7= 670+250= 10.2+0.2= 9.2-6= 8500÷500= 3.2-3.2= 3.7+2.3= 25×100= 3.2-0.32= 2+2.8= 380-290= 0.35+0.5= 0.35+0.63= 3500÷70= 3.1+3= 3.8+
39、0.38=7500÷250= 3.8+1= 0.95-0.05= 450+780= 3.1+0.3= 3+0.3= 630÷9= 4.5-0.4= 9.5-5= 330×9= 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= 23×100= 9.8-4.8= 480÷40= ÷100= 5.1+2.3= 125×80= ÷10= 0.52+0.4= 70
40、5;12=×100= 3.4-2.8= 0.6-0.37= ×10= 10+0.08= 1-0.75= ×1000= 0.82+0.3= 13.5+6.5= ×100= 1.2-0.8= 21.6-12.6= 63÷100= 0.83-0.5= 0.76+0.14= 80÷1000= 2.7+0.4= 0.72-0.43= 30×100= 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=
41、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+0.08= 9.5-7.3= 7.2+0.8= 7.82+0.3= 8.8-6.7= 9.5-7.3= 1-0.95= 3.4-2.8= 0.96-0.35= ×0.6= ×0.01= ×1000= ×0.1= ×0.5= ÷0.8= ÷9= ÷0.8= ÷2= ÷0.9= ÷0.1= ×100= ×8=
42、7;0.7= ×4= ×0.1= ÷0.13=×0.1= ×0.1= ×0.4= ÷0.8= 1÷2.5= ×0.8= ÷0.04= 0÷1.7= 4.7+2.3= ×2= 6.92.5= ×0.8= 6×3.4= 0.620.32= ×0.5= ×100=×0.5= ÷0.3= ÷7= ÷100=÷0.25= ×8= ÷0.3= ÷2=÷28= ÷0.4= ÷0.8= ÷3.6=÷24= ×1.1= 7.2+12.8= 46.73.8=÷4= &
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