1---50-平方表、立方表、平方根表、立方根表98872
1*1=1
2*2=4
3*3=9
4*4=16
5*5=25
6*6=36
7*7=49
8*8=64
9*9=81
10*10=100
》
11*11=121
12*12=144
13*13=169 14*14=196
15*15=225
16*16=256
17*17=289
18*18=324
19*19=361
（
20*20=400
21*21=441
22*22=484
23*23=529
24*24=576
25*25=625
26*26=676 27*27=729
28*28=784
29*29=841
：
30*30=900
31*31=961
32*32=1024
33*33=1089
34*34=1156
35*35=1225
36*36=1296
37*37=1369
38*38=1444 39*39=1521 $
40*40=1600
41*41=1681
42*42=1764
43*43=1849
44*44=1936
45*45=2025
46*46=2116
47*47=2209
48*48=2304
49*49=2401
^
50*50=2500
1 ----- 50平方根
√0 = 0（表示根号0等于0，下同）
√1 = 1
√2 =
√3 =
√4 = 2
√5 =
√6 =
√7 =
√8 =
√9 = 3
√10 =
√11 =
√12 =
√13 =
√14 =
√15 = √16 = 4
√17 =
√18 =
√19 =
√20 =
√21 =
√22 =
√23 =
√24 =
√25 = 5
√26 =
√27 =
√28 =
√29 =
√30 =
√31 =
√32 = √33 =
√34 =
√35 =
√36 = 6
√37 = √38 =
√39 =
√40 =
√41 =
√42 =
√43 =
√44 =
√45 =
√46 =
√47 =
√48 =
√49 = 7 1——— 50 平方 √50 =
1 ---- 50 立方
1*1*1=1
2*2*2=8
3*3*3=27
4*4*4=64
5*5*5=125
6*6*6=216
7*7*7=343
8*8*8=512
9*9*9=729
10*10*10=1000
11*11*11=1331
12*12*12=1728
13*13*13=2197 14*14*14=2744
15*15*15=3375
16*16*16=4096
17*17*17=4913
18*18*18=5832
19*19*19=6859
20*20*20=8000
21*21*21=9261
22*22*22=10648
23*23*23=12167
24*24*24=13824
25*25*25=15625
26*26*26=17576 27*27*27=19683
28*28*28=21952
29*29*29=24389
30*30*30=27000
31*31*31=29791
32*32*32=32768
33*33*33=35937
34*34*34=39304
35*35*35=42875
36*36*36=46656
37*37*37=50653
38*38*38=54872
39*39*39=59319 40*40*40=64000
41*41*41=68921
42*42*42=74088
43*43*43=79507
44*44*44=85184
45*45*45=91125
46*46*46=97336
47*47*47=103823
48*48*48=110592
49*49*49=117649
50*50*50=125000
1---- 50 立方根
3√0 = 0
3√1 = 1
3√2 =
3√3 =
3√4 =
3√5 =
3√6 =
3√7 =
3√8 = 2
3√9 =
3√10 =
3√11 =
3√12 =
3√13 =
3√14 =
3√15 = 3√16 =
3√17 =
3√18 =
3√19 =
3√20 =
3√21 =
3√22 =
3√23 =
3√24 =
3√25 =
3√26 =
3√27 = 3
3√28 =
3√29 =
3√30 =
3√31 = 3√32 = 3.
3√33 =
3√34 =
3√35 =
3√36 =
3√37 =
3√38 =
3√39 =
3√40 =
3√41 =
3√42 =
3√43 =
3√44 =
3√45 =
3√46 =
3√47 = 3√48 = 3√49 = 3√50 =
}
1-500平方,立方,平方根,立方根
1-500平方,立方,平方根,立方根
原数值 平方根 立方根 平方 立方 1 1 1 1 1 2 1.414213562 1.25992105 4
8 3 1.732050808 1.44224957 9 27 4 2 1.587401052 16 64 5 2.236067977
1.709975947 25 125 6 2.449489743 1.817120593 36 216 7 2.645751311
1.912931183 49 343 8 2.828427125 2 64 512 9 3 2.080083823 81 729 10
3.16227766 2.15443469 100 1000 11 3.31662479 2.223980091 121 1331 12
3.464101615 2.289428485 144 1728 13 3.605551275 2.351334688 169 2197 14
3.741657387 2.410142264 196 2744 15 3.872983346 2.466212074 225 3375 16
4 2.5198421 256 4096 17 4.123105626 2.571281591 289 4913 18 4.242640687
2.620741394 324 5832 19 4.358898944 2.668401649 361 6859 20 4.472135955
2.714417617 400 8000 21 4.582575695 2.758924176 441 9261 22 4.69041576
2.802039331 484 10648 23 4.795831523 2.84386698 529 12167 24 4.898979486
2.884499141 576 13824 25 5 2.924017738 625 15625 26 5.099019514
50以内平方立方平方根表
1×1=11×1×1=1√1=12×2=42×2×2=8√2=1.4142135623×3=93×3×3=27√3=1.7320508084×4=164×4×4=64√4=25×5=255×5×5=125√5=2.2360679776×6=366×6×6=216√6=2.4494897437×7=497×7×7=343√7=2.6457513118×8=648×8×8=512√8=2.8284271259×9=819×9×9=729√9=310×10=10010×10×10=1000√10=3.1622776611×11=12111×11×11=1331√11=3.3166247912×12=14412×12×12=1728√12=3.46410161513×13=16913×13×13=2197√13=3.60555127514×14=19614×14×14=2744√14=3.74165738715×15=22515×15×15=3375√15=3.87298334616×16=25616×16×16=4096√16=417×17=28917×17×17=4913√17=4.12310562618×18=32418×18×18=5832√18=4.24264068719×19=36119×19×19=6859√19=4.35889894420×20=40020×20×20=8000√20=4.47213595521×21=44121×21×21=9261√21=4.58257569522×22=48422×22×22=10648√22=4.6904157623×23=52923×23×23=12167√23=4.79583152324×24=57624×24×24=13824√24=4.89897948625×25=62525×25×25=15625√25=526×26=67626×26×26=17576√26=5.09901951427×27=72927×27×27=19683√27=5.19615242328×28=78428×28×28=21952√28=5.29150262229×29=84129×29×29=24389√29=5.38516480730×30=90030×30×30=27000√30=5.47722557531×31=96131×31×31=29791√31=5.56776436332×32=102432×32×32=32768√32=5.65685424933×33=108933×33×33=35937√33=5.74456264734×34=115634×34×34=39304√34=5.83095189535×35=122535×35×35=42875√35=5.91607978336×36=129636×36×36=46656√36=637×37=136937×37×37=50653√37=6.0827625338×38=144438×38×38=54872√38=6.16441400339×39=152139×39×39=59319√39=6.24499799840×40=160040×40×40=64000√40=6.3245553241×41=168141×41×41=68921√41=6.40312423742×42=176442×42×42=74088√42=6.48074069843×43=184943×43×43=79507√43=6.55743852444×44=193644×44×44=85184√44=6.63324958145×45=202545×45×45=91125√45=6.70820393246×46=211646×46×46=97336√46=6.78232998347×47=220947×47×47=103823√47=6.855654648×48=230448×48×48=110592√48=6.9282032349×49=240149×49×49=117649√49=750×50=250050×50×50=125000√50=7.071067812常用平方表常用立方表常用平方根表
1-20平方、立方、平方根、立方根
12345678910平方149162536496481100立方1827641252163435127291000平方根11.4141.73222.2362.4492.6462.82833.162立方根11.2601.4421.5871.7101.8171.91322.0802.154
11121314151617181920平方121144169196225256289324361400立方1331172821972744337540964913583268598000平方根3.3173.4643.6063.7423.87344.1234.2434.3594.472立方根2.2242.2892.3512.4102.4662.5202.5712.6212.6682.714
12345678910平方149162536496481100立方1827641252163435127291000平方根11.4141.73222.2362.4492.6462.82833.162立方根11.2601.4421.5871.7101.8171.91322.0802.154
11121314151617181920平方121144169196225256289324361400立方1331172821972744337540964913583268598000平方根3.3173.4643.6063.7423.87344.1234.2434.3594.472立方根2.2242.2892.3512.4102.4662.5202.5712.6212.6682.7141到20的平方表和立方表
1到20的平方表和立方表
1-30内的数的平方根和立方根
1-30内的数的平方根和立方根
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130内的数的平方根和立方根
引言
初中生背平方立方根表
初中生背平方立方根表
平方根表
1²=1 2²=4 3²=9 4²=16 5²=25
6²=36 7²=49 8²=64 9²=81 10²=100
11²=121 12²=144 13²=169 14²=196 15²=225
16²=256 17²=289 18²=324 19²=361 20²=400
立方根表
1³=1 2³=8 3³=27 4³=64 5³=125
6³=216 7³=343 8³=512 9³=819 10³=1000
11³=1331 12³=1728 13³=2197 14³=2744 15³=3375
16³=4096 17³=4913 18³=5832 19³=6859 20³=8000
数的开方、开方、立方常用数值表
数的开方、开方、立方常用数值表
七年级下常用开方、平方、立方根表
常用平方数值常用立方数值常用平方根1×1=11×1×1=11=1
2×2=42×2×2=82=1.414 3×3=93×3×3=273=1.732
4×4=164×4×4=644=2
5×5=255×5×5=1255=2.236 6×6=366×6×6=2166=2.449
7×7=497×7×7=3437=2.646 8×8=648×8×8=5128=2.828
9×9=819×9×9=7299=3
10×10=10010×10×10=100010=3.162
11×11=12111×11×11=133111=3.317
12×12=14412×12×12=172812=3.464
13×13=16913×13×13=219713=3.606
14×14=19614×14×14=274414=3.742
15×15=22515×15×15=337515=3.873
16×16=25616×16×16=409616=4
17×17=28917×17×17=491317=4.123
18×18=32418×18×18=583218=4.243
19×19=36119×19×19=685919=4.359
20×20=40020×20×20=800020=4.472
21×21=44121×21×21=926121=4.583
22×22=48422×22×22=1064822=4.69
23×23=52923×23×23=1216723=4.796
24×24=57624×24×24=1382424=4.899
25×25=62525×25×25=1562525=5
26×26=67626×26×26=1757626=5.099
27×27=72927×27×27=1968327=5.196
28×28=78428×28×28=2195228=5.292
常用的平方根表立方根表
平方表立方表平方根立方根
12=11³=1√1=13√1=1
22=42³=8√2=1.4143√2=1.260
32=93³=27√3=1.7323√3=1.442
42=164³=64√4=23√4=1.587
52=255³=125√5=2.2363√5=1.710
62=366³=216√6=2.4493√6=1.817
72=497³=343√7=2.6463√7=1.913
82=648³=512√8=2.8283√8=2
92=819³=729√9=33√9=2.080
102=10010³=1000√10=3.1623√10=2.154
112=12111³=1331√11=3.3173√11=2.224
122=14412³=1728√12=3.4643√12=2.289
132=16913³=2197√13=3.6063√13=2.351
142=19614³=2744√14=3.7423√14=2.410
152=22515³=3375√15=3.8733√15=2.466
162=25616³=4096√16=43√16=2.520
172=28917³=4913√17=4.1233√17=2.571
182=32418³=5832√18=4.2433√18=2.621
192=36119³=6859√19=4.3593√19=2.668
202=40020³=8000√20=4.4723√20=2.714实用的平方根表、立方根表
1-100算术平方根立方根查询表
原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根原数平方根11.000265.099517.141768.71811.000265.099517.141768.71821.414275.196527.211778.77521.414275.196527.211778.77531.732285.292537.280788.83231.732285.292537.280788.83242.000295.385547.348798.88842.000295.385547.348798.88852.236305.477557.416808.94452.236305.477557.416808.94462.449315.568567.483819.00062.449315.568567.483819.00072.646325.657577.550829.05572.646325.657577.550829.05582.828335.745587.616839.11082.828335.745587.616839.11093.000345.831597.681849.16593.000345.831597.681849.165103.162355.916607.746859.220103.162355.916607.746859.220113.317366.000617.810869.274113.317366.000617.810869.274123.464376.083627.874879.327123.464376.083627.874879.327133.606386.164637.937889.381133.606386.164637.937889.381143.742396.245648.000899.434143.742396.245648.000899.434153.873406.325658.062909.487153.873406.325658.062909.487164.000416.403668.124919.539164.000416.403668.124919.539174.123426.481678.185929.592174.123426.481678.185929.592184.243436.557688.246939.644184.243436.557688.246939.644194.359446.633698.307949.695194.359446.633698.307949.695204.472456.708708.367959.747204.472456.708708.367959.747214.583466.782718.426969.798214.583466.782718.426969.798224.690476.856728.485979.849224.690476.856728.485979.849234.796486.928738.544989.899234.796486.928738.544989.899244.899497.000748.602999.950244.899497.000748.602999.950255.000507.071758.66010010.00255.000507.071758.66010010.00（1-100）算术平方根（1-100）算术平方根
100以内立方根表
100以内立方根表
数字 立方根
1 1
2 1.2599
3 1.4422
4 1.5874
5 1.7099
6 1.8171
7 1.9129
8 2
9 2.0801
10 2.1544
11 2.2239
12 2.2894
13 2.3513
14 2.4101
15 2.4662
16 2.5198 17 2.5713
18 2.6207
19 2.6684
20 2.7144
21 2.7589
22 2.802
23 2.8439
24 2.8845
25 2.924
26 2.9625
27 3
28 3.0348
29 3.0681
30 3.1
31 3.1314
32 3.1623
33 3.1924
34 3.2215
35 3.249 36 3.276
37 3.3023
38 3.3277
39 3.3525
40 3.376
41 3.399
42 3.4216
43 3.4434
44 3.4641
45 3.4849
46 3.5049
47 3.5244
48 3.5439
49 3.5636
50 3.5823
51 3.6
52 3.6178
53 3.6349
54 3.6515 55 3.6681
56 3.684
57 3.6996
58 3.7148
59 3.7297
60 3.7446
61 3.7593
62 3.7736
63 3.7876
64 3.8019
65 3.8157
66 3.8291
67 3.8423
68 3.8553
69 3.868
70 3.8809
71 3.8934
72 3.9059
73 3.9181 74 3.9302
75 3.9421
76 3.9539
77 3.9655
78 3.9771
79 3.9885
80 4
81 4.0104
82 4.0207
83 4.0309
84 4.0412
平方根表
平方根表
11平方121
12平方144
13平方169
14平方196
15平方225
16平方256
17平方289
18平方324
19平方361
1立方1
2立方8
3立方27
4立方64
5立方125
6立方216
7立方343
8立方512
9立方729
√0 = 0（表示根号0等于0，下同）
√1 = 1
√2 = 1.4142135623731
√3 = 1.73205080756888
√4 = 2
√5 = 2.23606797749979
√6 = 2.44948974278318
√7 = 2.64575131106459
√8 = 2.82842712474619