四年级下册数学口算题 四年级下册数学口算题
\u5c0f\u5b66\u56db\u5e74\u7ea7\u6570\u5b66\u4e0b\u518c\u53e3\u7b97\u9898\u548c\u7b54\u6848\u5c0f\u5b66\u56db\u5e74\u7ea7\u6570\u5b66\u4e0b\u518c\u53e3\u7b97\u9898\u548c\u7b54\u6848\u5982\u4e0b\uff1a
\u4e00\u3001640\u00f780= 8
\u4e8c\u300115\u00d75= 75
\u4e09\u300123\u00d73= 69
\u56db\u300112\u00d72\u00d75= 120
\u4e94\u3001480\u00f780= 6
\u516d\u300116\u00d75= 80
\u4e03\u300127\u00d73= 81
\u516b\u300190\u00f715= 6
\u4e5d\u300148\u00f74=12
\u5341\u3001640\u00f716=40
\u5341\u4e00\u300139\u00f73= 13
\u5341\u4e8c\u300124\u00d720= 480
\u5341\u4e09\u300132\u00d73= 96
\u5341\u56db\u300148\u00f716= 3
\u5341\u4e94\u300112\u00d78=96
\u5341\u516d\u300127\u00d73= 81
\u5341\u4e03\u300156\u00f714= 4
\u5341\u516b\u300124\u00f78=3
\u5341\u4e5d\u300114\u00d72=28
\u4e8c\u5341\u300183\uff0d45= 38
\u4e8c\u5341\u4e00\u3001560\u00f780=7
\u4e8c\u5341\u4e8c\u300196\u00f724=4
\u4e8c\u5341\u4e09\u300140\u00f720=2
\u4e8c\u5341\u56db\u300140\u00d730=1200
1.2\uff0b9\uff1d10.2 5.43\uff0d3.06\uff1d2.37 3\uff0b1.2\uff1d4.2 0.12\uff0b5\uff1d5.12 1.2\uff0b1.8\uff0b1.4\uff1d4.4 6.2\uff0b16\uff0b3.8\uff1d26 14\uff0d0.6\uff1d13.4 20.3\uff0d8\uff1d12.3 50\uff0d1.5\uff0b4\uff1d 53.5 175\uff0d0.56\uff1d174.44 2.08\uff0b11\uff1d13.089 0.4\uff0b20\uff1d 20.4 2.5\uff0b67\uff0b7.5\uff1d77 4.5\uff0d3\uff1d1.5 25\uff0d0.38\uff1d1.62 5.4\uff0b9.6\uff1d15 5.6\uff0d4\uff1d1.6 1.45\uff0b55\uff1d56.45 4.6\uff0b49\uff0b51\uff1d104.6 9.1\uff0d7\uff1d2.1 10.3\uff0d0.3\uff1d 10 28\uff0b9.2\uff1d37.2 43.6\uff0b2.08\uff1d45.68 14\uff0d7.4\uff1d6.6 0.65\uff0b4.35\uff1d 5 10\uff0d5.4\uff1d4.6 1.5\uff0d0.06\uff1d1.44 0.36\uff0b1.54\uff1d2 14\uff0d7.4\uff1d6.6 0.65\uff0b4.35\uff1d 5 10\uff0d5.4\uff1d4.6 1.5\uff0d0.06\uff1d1.44 0.36\uff0b1.54\uff1d2 0.75\uff0b0.25=1 1.37+1+7.63=10 5.6+2.7+4.4=12.7 9.14-1.43-4.57=3.14 77+2.7+2.3+25=107 1.88+2.3+3.7=7.88 9.14-1.43-4.57=3.14 77+2.7+2.3+25=107 1.88+2.3+3.7=7.88 0.34+0.45=0.79 0.57+0.9=1.47 8-4.6=3.4 0.6-0.37=0.23 4.9+9.8=14.7 39.5+98.8=138.3 1.4+2.8=4.2 1.5+3=4.5 1.6+3.2=4.8 1.7+3.4=5.1 1.8+3.6=5.4 1.9+3.8=5.7 0.2+0.40=0.6 2.1+4.2=6.3 2.2+4.4=6.6 2.3+4.6=6.9 2.4+4.8=7.2 2.5+5=7.5 2.6+5.2=7.8 2.7+5.4=8.1 2.8+5.6=8.4 2.9+5.8=8.7 0.3+0.6=0.9 3.1+6.2=9.3 3.2+6.4=9.6 3.3+6.6=9.9 1-0.3=0.7 1.5-0.4=1.1 2-0.5=1.5 2.5-0.6=1.9 3.0-0.7=2.3 3.5-0.8=2.7 4-0.9=3.1 4.5-1=3.5 5-1.1=3.9 5.5-1.2=4.3 6-1.3=4.7 6.5-1.4=5.1 7-1.5=5.5 7.5-1.6=5.9 8-1.7=6.3 8.5-1.8=6.7 9-1.9=7.1 9.5-2=7.5 10-2.1=7.9 10.5-2.2=8.3 11-2.3=8.7 11.5-2.4=9.1 12-2.5=9.5 12.5-2.6=9.9 13-2.7=10.3 0.2+0.6+0.0.2=1 2.8 + 1.5 + 0.7=5 3.12- 5.6 + 2.9=0.42 4.8- 5.4 + 1.4 =0.8 5.6- 3.8 \u2013 0.38 = 1.42 6.4 + 5.9 + 3.7 = 16 7.5 - 3.2 + 4.5 = 8.8 8.7 + 1.8 + 1.9 = 12.4 9.9 - 5.6 + 5.6 =9.9 10.3 - 8.9 - 1.3= 0.1 11.7 + 5.49 + 3.14= 20.33 12.6 +1.2 + 2.3 = 16.1 13.8 - 4.5 + 11.5 =20.8 14.3 - 5.6 \u2013 5.6 =3.1 15.9 - 2.7 \u2013 10.21 = 2.99 16.5 - 1.8 \u2013 1.4= 13.3 17.4 + 2.5 + 2.3= 22.2 18.4 + 8.7 \u2013 5.6 =21.5 19.1+3.2 \u2013 3.4 = 18.9 20.3 - 2.9 + 1.3= 18.7 21.5 - 2.5 + 3.7= 22.7 22.3 + 2.3 + 1.6= 26.2 23.1 + 2.3 + 5.6= 31 24.9 + 11 - 1.2= 34.7 25.5 - 11.5 + 4.3= 18.3 26.4 - 2.3 + 1.3 = 25.4 27.7 + 1.19 - 5.6= 23.29 28.1 + 3.4 - 2.3= 29.2 29.8 -2.16 + 1.2= 28.84 1.2\uff0b9\uff1d10.2 5.43\uff0d3.06\uff1d2.37 3\uff0b1.2\uff1d4.2 0.12\uff0b5\uff1d5.12 1.2\uff0b1.8\uff0b1.4\uff1d4.4 6.2\uff0b16\uff0b3.8\uff1d26 14\uff0d0.6\uff1d13.4 20.3\uff0d8\uff1d12.3 50\uff0d1.5\uff0b4\uff1d 53.5 175\uff0d0.56\uff1d174.44 2.08\uff0b11\uff1d13.089 0.4\uff0b20\uff1d 20.4 2.5\uff0b67\uff0b7.5\uff1d77 4.5\uff0d3\uff1d1.5 25\uff0d0.38\uff1d1.62 5.4\uff0b9.6\uff1d15 5.6\uff0d4\uff1d1.6 1.45\uff0b55\uff1d56.45 4.6\uff0b49\uff0b51\uff1d104.6 9.1\uff0d7\uff1d2.1 10.3\uff0d0.3\uff1d 10 28\uff0b9.2\uff1d37.2 43.6\uff0b2.08\uff1d45.68 14\uff0d7.4\uff1d6.6 0.65\uff0b4.35\uff1d 5 10\uff0d5.4\uff1d4.6 1.5\uff0d0.06\uff1d1.44 0.36\uff0b1.54\uff1d2 14\uff0d7.4\uff1d6.6 0.65\uff0b4.35\uff1d 5 10\uff0d5.4\uff1d4.6 1.5\uff0d0.06\uff1d1.44 0.36\uff0b1.54\uff1d2 0.75\uff0b0.25=1 1.37+1+7.63=10 5.6+2.7+4.4=12.7 9.14-1.43-4.57=3.14 77+2.7+2.3+25=107 1.88+2.3+3.7=7.88 9.14-1.43-4.57=3.14 77+2.7+2.3+25=107 1.88+2.3+3.7=7.88 0.34+0.45=0.79 0.57+0.9=1.47 8-4.6=3.4 0.6-0.37=0.23 4.9+9.8=14.7 39.5+98.8=138.3 1.4+2.8=4.2 1.5+3=4.5 1.6+3.2=4.8 1.7+3.4=5.1 1.8+3.6=5.4 1.9+3.8=5.7 0.2+0.40=0.6 2.1+4.2=6.3 2.2+4.4=6.6 2.3+4.6=6.9 2.4+4.8=7.2 2.5+5=7.5 2.6+5.2=7.8 2.7+5.4=8.1 2.8+5.6=8.4 2.9+5.8=8.7 0.3+0.6=0.9 3.1+6.2=9.3 3.2+6.4=9.6 3.3+6.6=9.9 1-0.3=0.7 1.5-0.4=1.1 2-0.5=1.5 2.5-0.6=1.9 3.0-0.7=2.3 3.5-0.8=2.7 4-0.9=3.1 4.5-1=3.5 5-1.1=3.9 5.5-1.2=4.3 6-1.3=4.7 6.5-1.4=5.1 7-1.5=5.5 7.5-1.6=5.9 8-1.7=6.3 8.5-1.8=6.7 9-1.9=7.1 9.5-2=7.5 10-2.1=7.9 10.5-2.2=8.3 11-2.3=8.7 11.5-2.4=9.1 12-2.5=9.5 12.5-2.6=9.9 13-2.7=10.3 0.2+0.6+0.0.2=1 2.8 + 1.5 + 0.7=5 3.12- 5.6 + 2.9=0.42 4.8- 5.4 + 1.4 =0.8 5.6- 3.8 \u2013 0.38 = 1.42 6.4 + 5.9 + 3.7 = 16 7.5 - 3.2 + 4.5 = 8.8 8.7 + 1.8 + 1.9 = 12.4 9.9 - 5.6 + 5.6 =9.9 10.3 - 8.9 - 1.3= 0.1 11.7 + 5.49 + 3.14= 20.33 12.6 +1.2 + 2.3 = 16.1 13.8 - 4.5 + 11.5 =20.8 14.3 - 5.6 \u2013 5.6 =3.1 15.9 - 2.7 \u2013 10.21 = 2.99 16.5 - 1.8 \u2013 1.4= 13.3 17.4 + 2.5 + 2.3= 22.2 18.4 + 8.7 \u2013 5.6 =21.5 19.1+3.2 \u2013 3.4 = 18.9 20.3 - 2.9 + 1.3= 18.7 21.5 - 2.5 + 3.7= 22.7 22.3 + 2.3 + 1.6= 26.2 23.1 + 2.3 + 5.6= 31 24.9 + 11 - 1.2= 34.7 25.5 - 11.5 + 4.3= 18.3 26.4 - 2.3 + 1.3 = 25.4 27.7 + 1.19 - 5.6= 23.29 28.1 + 3.4 - 2.3= 29.2 29.8 -2.16 + 1.2= 28.84 30.1 + 1.5 \u2013 1.5 =30.1
320+60= 860-47= 7×9÷7×9= 340+270= 0÷578=38+90= 130×50= 380-56= 1000-620= 410-203=
7.7
15×3= 15×30= 150×3= 150×30= 15×300= 3×150=
25×4= 45×20= 50×40= 250×4=
7.8
125×4= 125×8= 21×4= 21×40= 210×4= 60×90=
600×8= 60×50= 580-410= 38+90=
7.9
3×230= 12×40= 70×20= 3×900= 60×90= 12×7=
12×70= 120×70= 800×90= 40×200=
7.10
35×20= 25×20= 500×30= 18×5= 25×4= 350×20=
14×5= 140×50= 28×30= 30×20=
7.11
40×40= 140×20= 11×60= 13×30= 130×30= 50×40=
40×200= 50×600= 30×310= 70×8=
7.12
410×20= 20×10= 16×100= 200×70=
50×200= 32×30= 13×300= 40×800= 121×4= 60×900=
7.13
10×460= 120×3= 20×500= 70×20= 250×4= 120×50=
15×30= 25×30= 250×3= 150×40=
7.14
25×300= 30×150= 25×40= 45×200= 70×40= 150×4=
125×8= 125×4= 210×4= 200×40=
7.15
310×3= 80×90= 600×7= 600×50= 43×20= 20×35=
3×210= 120×60= 700×20= 30×240=
7.16
600×90= 12×8= 120×60= 500×70= 80×100= 90×200=
350×20= 450×20= 500×20= 16×50=
7.17
45×4= 350×10= 140×5= 14×30= 26×30= 60×200=
340×20= 180×50= 110×60= 11×300=
7.18
230×30= 550×4= 440×20= 50×800=
20×320= 700×8= 450×20= 200×10= 17×100= 500×70=
7.19
60×200= 34×30= 19×300= 80×800= 122×4= 70×900=
10×100= 12×300= 50×500= 700×60=
7.20
125×8= 160×50= 50×200= 32×30= 13×300= 40×800=
121×4= 60×900= 100×46= 220×3=
7.21
60×500= 700×20= 150×4= 220×40=
25×30= 250×30= 250×3= 450×20= 75×20= 30×150=
7.22
45×200= 15×600= 700×40= 150×200= 25×8= 25×40=
310×20= 200×50= 110×9= 800×30=
7.23
600×7= 600×30= 430×20= 300×25= 3×310= 120×70=
600×70= 80×200= 80÷2+100÷5= 45-20×3÷4=
7.24
240÷6-2×15= 52-36÷3+20=
320-200÷5×8= 140-20×5+25=
20×30+20×40= 25×(30+10)=
800÷40-400÷40= (840-400)÷4=
600÷(120÷60)= 60÷(10+120÷60)=
7.25
(600÷10+10)÷7= (26+14)×70=
260+14×(70-60)= (26+14)×(70-40)=
90÷(30×15÷50)= (35+45)÷(90-10)=
6×10-(21+29)= 25×(22+26×3)=
320-(120+25×4)= 80÷(32+8)×300=
7.26
3000-[(32+8)×30]= 30×[169-(60+9)]=
36÷3+6×2= 30÷(3+6×2)=
36÷[(3+6)×2]= 180÷(36÷12)+6=
180÷(36÷12+6)= 180÷[36÷(12+6)]=
450÷15+10×3= 450÷(15+10)×3=
7.27
450÷[(15+10)×2]= 240+180÷30×2=
(40+180÷30)×2= (240+180)÷(30×2)=
36+360÷12= 800-800÷80×30=
800-(70×6+180)= 65×(40+20×3)=
52+44+148= 78+125+75=
7.28
79+89+121= 25×62×4=
125×7×8= 70×12×5=
32×25= 5×（12×11）=
560÷16= 70×105=
65×5+35×5= 65×5+45×5=
7.30
65×50+35×50= 12×70+38×70=
5×121+79×5= 45×6+35×6=
67×5-37×5= 120×90-110×90=
39×8-6×39= 326×78-326×68=
125×（8+4）= 12×（40-5）=
7.31
68×48+68×52= 5×27+63×5=
64×9-14×9= 23×134-34×23=
43+43×99= 99×62+62=
48×101-48= 102×45=
648+203= 63×15×2=
8.1
44×25= 36×101= 36×102= 45×99=
256×7-56×7= 49×25×8= 79×32+79×68=
67×101-67= 138-89= 5400÷54＝
8.2
200×34＝ 550-450＝ 18000÷600＝ 2700÷30＝ 89÷100=
0.82+0.08= 73×1= 4÷10= 17÷1000= 0.56+0.4=
8.3
80×25= 1-0.93= 1.25×100= 5.6+99= 100÷25=
90-0.9= 41×100= 8800÷400= 600÷30= 7.59÷100=
8.4
150+70= 356-98= 125×8= 612÷6= 12×80=
1.5×100= 840÷40= 2.3+3.6= 0.28+0.12= 7.3+2.7=
8.5
7.5-3.4= 1-0.35= 3.6÷10= 5.6+2.3+0.7= 5×17×2=
54-73-27= 1000×25= 24×0÷12= 14×60= 345+298=
8.6
0.5+0.4= 0.9-0.3= 0.35+0.43= 2.8-1.2= 0.81-0.19=
9.7-7= 7.8+2.2= 1-0.37= 310×5×2= 4×(25+50)=
8.7
3.06＋0.2= 8×125= 0.67＋1.24= 7-6.28= 8.2-0.01=
99×23= 50×4= 5÷1000= 0.42＋9.5= 65×25×4=
8.8
1.82-0.63= 4.5＋1.5= 1-0.63= 231-99= 3.7＋2.5=
32+268= 1.3-0.7= 7.5-2.8= 5.5-3.2= 120÷6÷2=
8.9
9100÷70= 145-99= 102×5= 3.5×60= 3.12+5.2=
11.3-8.6= 2-0.29= 457+198= 756-197= 0.9-0.26=
8.10
821-202= 125×16= 12.6+5.3+6.4= 5.4-2.5-1.4= 2-0.35-0.65=1.5-0.04= 0.49+0.61= 55×80= 11.7+2.3= 735-298=
8.11
10-8.25= 1.29-0.18= 15×（100+3）= 0.6+5.47= 36+54=
7000÷200= 398+294= 500-12= 250×40= 125×800=
8.12
97-59= 64×4= 998-299= 240×400= 54-15=
140×7= 299+455= 15×60= 9100÷700= 25+68=
8.13
542-298= 152-46= 620-290= 100-79= 860-370=
0÷38= 670-540= 68×101= 894-399= 19×40=
8.14
47×4= 95-64= 40×19= 95×2= 590+30= 1100÷50= 83-25= 997+674= 44×6= 60-52=
8.15
60-36= 7+75= 500-27= 91-23= 22×50= 0×346= 125×32= 21×500= 1250×4= 439+61=
8.16
392+208= 188+702= 15×400= 200-47= 289-98=
66+25= 239+42= 65×50= 650÷13= 740÷370=
8.17
75×40= 140÷30= 2×95= 200-104= 15+97=
58÷2= 72÷4= 1000-37= 101+52= 47-19=
8.18
540×5= 740×6= 28×300= 25×12= 43×50=
530-250= 185-86= 90÷6= 700-7= 120+390=
8.19
64+36-58= 40×38×25= 410-350-20= 2×96×5= (18+25)×4=
7×125+125= 100×7+7= 90-69+27= 25×(100+2)= 95×(100-1)=
8.20
7×(40+7)= 645-(500-1)= 870-130-150= 53-38-14= 5000+4000-300=
28×3+16÷4= 19×6+11×6= 827-59-241= 678-372-28= 17+15+18=
8.21
310+260+420= (30×5+30)×5= 420×18+580+180= 8.2+0.54+0.46= 250×8= 3.9+2.03= 250-160= 8×27×125= 12×700= 1-0.2=
8.22
(180+20)÷5= 7×19+7= （150+50）×8= 25×18= 42×8×4=
272-97= 1.29-0.18= 198+27= 2.5+3.2= 8+0.4=
8.23
103×40= (22+78)×7= 160×3= 2.4-1.7= 2.4-1.8=
0.25+0.75= 86.2+15.8= (25+24) ×4= 8-2.5= 175-35=
8.24
420-150= 9+0.1= 46+49+51= 174-48-52= 1.05-0.09=
8×(125+50)= 0.6+7.45= 72×4+28×4= 200÷8= 20-19.7=
8.25
73×1= 0.82+0.08= 0.56+0.4= 1.25×100= 5.6+99=
90-0.9= 345+298= 14×60= 360+640= 750-260=
8.26
7.8+2.2= 0.81-0.19= 1-0.37= 0.5+0.4= 0.9-0.3=
0.35+0.43= 2.8-1.2= 9.7-7= 7.8+2.2= 5.8-5= 6.7+3=
8.27
40×60= 840 ÷21= 40×23×5= 24×50= 1-0.08=
621-199= 12-1.46-0.54= 5.6+2.3+0.7= 110×600= 25×6=
8.28
30×270= 175—75= 57亿+13亿= 61万-25万= 320—168=
9×125×8= 430—270= 376-198= 2.5+3.2= 9.9—4.8=
8.29
8—0.72= 0.25+0.75= 25×4＝ 400×5＝ 12×200=
60×25= 300×15= 53×5= 42×50= 0.6-0.47=
8.30
25×8= 1-0.06= 76万+19万= 670-500= 0.8＋4.7=
0.75×100= 0.08 +1.22= 45万+256万= 7.4×1000= 4×(25×7)=
8.31
1-0.93= 7×800= 90×60= 760-450= 310+48= 240+160=
98-49= 410-203= 230万-70万= 82万-54万= 0÷578=
7×9÷7×9= 84万-48万= 64万＋34万
125+125+125+125+125+125+125+125=
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绛旓細鍥涘勾绾т笅鍐屾暟瀛﹀彛绠楅 2涓洖绛 #鐑# 璇ヤ笉璇ヨ瀛╁瓙寰堟棭瀛︿範浜烘儏涓栨晠?璁稿崕鏂2002 2014-08-01 路 鐭ラ亾鍚堜紮浜烘暀鑲茶瀹 璁稿崕鏂2002 鐭ラ亾鍚堜紮浜烘暀鑲茶瀹 閲囩撼鏁:6314 鑾疯禐鏁:37995 姹熻タ甯堣寖澶у鏁板鏁欒偛涓撲笟姣曚笟,2011骞存睙瑗胯储缁忓ぇ瀛︽暟閲忕粡娴庡纭曞＋姣曚笟 鎵ф暀12骞 鍚慣A鎻愰棶 绉佷俊TA 鍏虫敞 ...
绛旓細9梅3= 90梅3= 900梅3= 70脳20= 180梅2= 4000梅5= 360梅6= 1400梅7= 200梅5= 720梅8= 27梅9= 270梅9= 30脳60= 300梅6= 150梅5= 490梅7= 90脳4= 90梅3= 90脳70= 42梅6脳6= 24梅4= 240梅4= 90脳9= ...
绛旓細鍥涘勾绾т笅鍐屽彛绠楅鍗° 1 鍥涘勾绾鏁板涓婂唽鍙ｇ畻棰樺崱 澶ф暟鐨勮璇 浜夸互鍐呮暟鐨勮璇(涓) 200脳30= 42脳4= 63脳7= 230脳20-46= 130脳3= 60脳50= 36脳20= 490梅70+58= 150脳3= 260脳2= 75脳26= 21脳40-49= 35脳20= 15脳80= 300脳6= 15脳8+97= 23脳30= 51脳3= 250脳50= 210梅3-69= 60...
绛旓細1锛0锛3= 136.5锛105= 73.4+52.1= 93.1-20.9= 63.1-11= 0.33+9.8= 3.56-0.54= 5-4.15= 2.5+9.5= 2.87+1.13= 12.56-10.2= 3.65+1.92= 1-0.04= 0.39+1.5= 4+0.05= 7.1-1.7= 2.9-2= 10-4.3= 0.4+0.5= 0.64-0.52= 3.8+6.2= 1....
绛旓細1.45+15脳6= 135 2.250梅5脳8=400 3.6脳5梅2脳4=60 4.30脳3+8=98 5.400梅4+20脳5= 200 6.10+12梅3+20=34 7.(80梅20+80)梅4=21 8.70+(100-10脳5)=120 9.360梅40= 9 10.40脳20= 800 11.80-25= 55 12.70+45=115 13.90脳2= 180 14.16脳6= 96 15.300脳...
绛旓細17脳40锛 100锛63锛 3.2锛1.68锛 2.8脳0.4锛 14锛7.4锛 1.92梅0.04锛 0.32脳500锛 0.65锛4.35锛 10锛5.4锛 4梅20锛 3.5脳200锛 1.5锛0.06锛 0.75梅15锛 0.4脳0.8锛 4脳0.25锛 0.36锛1.54锛 1.01脳99锛 420梅35锛 25脳12锛 135梅0.5锛 3/4 + 1/4 ...
绛旓細1.2锛9锛10.2 5.43锛3.06锛2.37 3锛1.2锛4.2 0.12锛5锛5.12 1.2锛1.8锛1.4锛4.4 6.2锛16锛3.8锛26 14锛0.6锛13.4 20.3锛8锛12.3 50锛1.5锛4锛 53.5 175锛0.56锛174.44 2.08锛11锛13.089 0.4锛20锛 20.4 2.5锛67锛7.5锛77 4.5锛3锛1.5 25锛0...
绛旓細鍥涘勾绾т笅鍐屾暟瀛灏忔暟鐐圭Щ鍔鍙ｇ畻棰 瑕侀偅绉嶅皬鏁扮偣绉诲姩鐨勫彛绠楅渚嬪:0.1*1000=1000.2*10=2100/1000=0.1杩欑绠鍗曠偣鐨150閬撲箻闄ら兘琛屾嫓鎵樺ぇ瀹跺府鎴戣В鍐宠阿璋簡... 瑕侀偅绉 灏忔暟鐐圭Щ鍔ㄧ殑 鍙ｇ畻棰 渚嬪:0.1*1000=100 0.2*10=2100/1000=0.1 杩欑 绠鍗曠偣鐨 150閬 涔橀櫎 閮借 鎷滄墭澶у甯垜瑙ｅ喅 璋㈣阿浜 灞曞紑 ...
绛旓細100锛43锛 99锛232锛 24脳25锛 640梅40锛 810梅27锛 420锛150锛 199锛76锛 328锛209锛 213梅3锛 120锛90锛 543锛306锛 300梅12锛 120脳5锛 14脳60锛 203锛80锛 50脳15脳4锛 175锛56锛 250脳8锛 420脳20锛 4500梅300锛 25脳38锛 54锛97锛 560梅40锛 145锛55锛 9100梅70锛 10...
