구구단
1 x 1 = 1 1 x 2 = 2 1 x 3 = 3 1 x 4 = 4 1 x 5 = 5 1 x 6 = 6 1 x 7 = 7 1 x 8 = 8 1 x 9 = 9 1 x 10 = 10 1 x 11 = 11 1 x 12 = 12 1 x 13 = 13 1 x 14 = 14 1 x 15 = 15 1 x 16 = 16 1 x 17 = 17 1 x 18 = 18 1 x 19 = 19 1 x 20 = 20 1 x 21 = 21 1 x 22 = 22 1 x 23 = 23
2 x 1 = 2 2 x 2 = 4 2 x 3 = 6 2 x 4 = 8 2 x 5 = 10 2 x 6 = 12 2 x 7 = 14 2 x 8 = 16 2 x 9 = 18 2 x 10 = 20 2 x 11 = 22 2 x 12 = 24 2 x 13 = 26 2 x 14 = 28 2 x 15 = 30 2 x 16 = 32 2 x 17 = 34 2 x 18 = 36 2 x 19 = 38 2 x 20 = 40 2 x 21 = 42 2 x 22 = 44 2 x 23 = 46
3 x 1 = 3 3 x 2 = 6 3 x 3 = 9 3 x 4 = 12 3 x 5 = 15 3 x 6 = 18 3 x 7 = 21 3 x 8 = 24 3 x 9 = 27 3 x 10 = 30 3 x 11 = 33 3 x 12 = 36 3 x 13 = 39 3 x 14 = 42 3 x 15 = 45 3 x 16 = 48 3 x 17 = 51 3 x 18 = 54 3 x 19 = 57 3 x 20 = 60 3 x 21 = 63 3 x 22 = 66 3 x 23 = 69
4 x 1 = 4 4 x 2 = 8 4 x 3 = 12 4 x 4 = 16 4 x 5 = 20 4 x 6 = 24 4 x 7 = 28 4 x 8 = 32 4 x 9 = 36 4 x 10 = 40 4 x 11 = 44 4 x 12 = 48 4 x 13 = 52 4 x 14 = 56 4 x 15 = 60 4 x 16 = 64 4 x 17 = 68 4 x 18 = 72 4 x 19 = 76 4 x 20 = 80 4 x 21 = 84 4 x 22 = 88 4 x 23 = 92
5 x 1 = 5 5 x 2 = 10 5 x 3 = 15 5 x 4 = 20 5 x 5 = 25 5 x 6 = 30 5 x 7 = 35 5 x 8 = 40 5 x 9 = 45 5 x 10 = 50 5 x 11 = 55 5 x 12 = 60 5 x 13 = 65 5 x 14 = 70 5 x 15 = 75 5 x 16 = 80 5 x 17 = 85 5 x 18 = 90 5 x 19 = 95 5 x 20 = 100 5 x 21 = 105 5 x 22 = 110 5 x 23 = 115
6 x 1 = 6 6 x 2 = 12 6 x 3 = 18 6 x 4 = 24 6 x 5 = 30 6 x 6 = 36 6 x 7 = 42 6 x 8 = 48 6 x 9 = 54 6 x 10 = 60 6 x 11 = 66 6 x 12 = 72 6 x 13 = 78 6 x 14 = 84 6 x 15 = 90 6 x 16 = 96 6 x 17 = 102 6 x 18 = 108 6 x 19 = 114 6 x 20 = 120 6 x 21 = 126 6 x 22 = 132 6 x 23 = 138
7 x 1 = 7 7 x 2 = 14 7 x 3 = 21 7 x 4 = 28 7 x 5 = 35 7 x 6 = 42 7 x 7 = 49 7 x 8 = 56 7 x 9 = 63 7 x 10 = 70 7 x 11 = 77 7 x 12 = 84 7 x 13 = 91 7 x 14 = 98 7 x 15 = 105 7 x 16 = 112 7 x 17 = 119 7 x 18 = 126 7 x 19 = 133 7 x 20 = 140 7 x 21 = 147 7 x 22 = 154 7 x 23 = 161
8 x 1 = 8 8 x 2 = 16 8 x 3 = 24 8 x 4 = 32 8 x 5 = 40 8 x 6 = 48 8 x 7 = 56 8 x 8 = 64 8 x 9 = 72 8 x 10 = 80 8 x 11 = 88 8 x 12 = 96 8 x 13 = 104 8 x 14 = 112 8 x 15 = 120 8 x 16 = 128 8 x 17 = 136 8 x 18 = 144 8 x 19 = 152 8 x 20 = 160 8 x 21 = 168 8 x 22 = 176 8 x 23 = 184
9 x 1 = 9 9 x 2 = 18 9 x 3 = 27 9 x 4 = 36 9 x 5 = 45 9 x 6 = 54 9 x 7 = 63 9 x 8 = 72 9 x 9 = 81 9 x 10 = 90 9 x 11 = 99 9 x 12 = 108 9 x 13 = 117 9 x 14 = 126 9 x 15 = 135 9 x 16 = 144 9 x 17 = 153 9 x 18 = 162 9 x 19 = 171 9 x 20 = 180 9 x 21 = 189 9 x 22 = 198 9 x 23 = 207
10 x 1 = 10 10 x 2 = 20 10 x 3 = 30 10 x 4 = 40 10 x 5 = 50 10 x 6 = 60 10 x 7 = 70 10 x 8 = 80 10 x 9 = 90 10 x 10 = 100 10 x 11 = 110 10 x 12 = 120 10 x 13 = 130 10 x 14 = 140 10 x 15 = 150 10 x 16 = 160 10 x 17 = 170 10 x 18 = 180 10 x 19 = 190 10 x 20 = 200 10 x 21 = 210 10 x 22 = 220 10 x 23 = 230
11 x 1 = 11 11 x 2 = 22 11 x 3 = 33 11 x 4 = 44 11 x 5 = 55 11 x 6 = 66 11 x 7 = 77 11 x 8 = 88 11 x 9 = 99 11 x 10 = 110 11 x 11 = 121 11 x 12 = 132 11 x 13 = 143 11 x 14 = 154 11 x 15 = 165 11 x 16 = 176 11 x 17 = 187 11 x 18 = 198 11 x 19 = 209 11 x 20 = 220 11 x 21 = 231 11 x 22 = 242 11 x 23 = 253
12 x 1 = 12 12 x 2 = 24 12 x 3 = 36 12 x 4 = 48 12 x 5 = 60 12 x 6 = 72 12 x 7 = 84 12 x 8 = 96 12 x 9 = 108 12 x 10 = 120 12 x 11 = 132 12 x 12 = 144 12 x 13 = 156 12 x 14 = 168 12 x 15 = 180 12 x 16 = 192 12 x 17 = 204 12 x 18 = 216 12 x 19 = 228 12 x 20 = 240 12 x 21 = 252 12 x 22 = 264 12 x 23 = 276
13 x 1 = 13 13 x 2 = 26 13 x 3 = 39 13 x 4 = 52 13 x 5 = 65 13 x 6 = 78 13 x 7 = 91 13 x 8 = 104 13 x 9 = 117 13 x 10 = 130 13 x 11 = 143 13 x 12 = 156 13 x 13 = 169 13 x 14 = 182 13 x 15 = 195 13 x 16 = 208 13 x 17 = 221 13 x 18 = 234 13 x 19 = 247 13 x 20 = 260 13 x 21 = 273 13 x 22 = 286 13 x 23 = 299
14 x 1 = 14 14 x 2 = 28 14 x 3 = 42 14 x 4 = 56 14 x 5 = 70 14 x 6 = 84 14 x 7 = 98 14 x 8 = 112 14 x 9 = 126 14 x 10 = 140 14 x 11 = 154 14 x 12 = 168 14 x 13 = 182 14 x 14 = 196 14 x 15 = 210 14 x 16 = 224 14 x 17 = 238 14 x 18 = 252 14 x 19 = 266 14 x 20 = 280 14 x 21 = 294 14 x 22 = 308 14 x 23 = 322
15 x 1 = 15 15 x 2 = 30 15 x 3 = 45 15 x 4 = 60 15 x 5 = 75 15 x 6 = 90 15 x 7 = 105 15 x 8 = 120 15 x 9 = 135 15 x 10 = 150 15 x 11 = 165 15 x 12 = 180 15 x 13 = 195 15 x 14 = 210 15 x 15 = 225 15 x 16 = 240 15 x 17 = 255 15 x 18 = 270 15 x 19 = 285 15 x 20 = 300 15 x 21 = 315 15 x 22 = 330 15 x 23 = 345
16 x 1 = 16 16 x 2 = 32 16 x 3 = 48 16 x 4 = 64 16 x 5 = 80 16 x 6 = 96 16 x 7 = 112 16 x 8 = 128 16 x 9 = 144 16 x 10 = 160 16 x 11 = 176 16 x 12 = 192 16 x 13 = 208 16 x 14 = 224 16 x 15 = 240 16 x 16 = 256 16 x 17 = 272 16 x 18 = 288 16 x 19 = 304 16 x 20 = 320 16 x 21 = 336 16 x 22 = 352 16 x 23 = 368
17 x 1 = 17 17 x 2 = 34 17 x 3 = 51 17 x 4 = 68 17 x 5 = 85 17 x 6 = 102 17 x 7 = 119 17 x 8 = 136 17 x 9 = 153 17 x 10 = 170 17 x 11 = 187 17 x 12 = 204 17 x 13 = 221 17 x 14 = 238 17 x 15 = 255 17 x 16 = 272 17 x 17 = 289 17 x 18 = 306 17 x 19 = 323 17 x 20 = 340 17 x 21 = 357 17 x 22 = 374 17 x 23 = 391