Alright, let's solve this math problem step by step. First, we have the number 811. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 419. So, we're going to take the number 811 and add it to itself 419 times.
Step 1: 0 + 811 = 811
Step 2: 811 + 811 = 1622
Step 3: 1622 + 811 = 2433
Step 4: 2433 + 811 = 3244
Step 5: 3244 + 811 = 4055
Step 6: 4055 + 811 = 4866
Step 7: 4866 + 811 = 5677
Step 8: 5677 + 811 = 6488
Step 9: 6488 + 811 = 7299
Step 10: 7299 + 811 = 8110
Step 11: 8110 + 811 = 8921
Step 12: 8921 + 811 = 9732
Step 13: 9732 + 811 = 10543
Step 14: 10543 + 811 = 11354
Step 15: 11354 + 811 = 12165
Step 16: 12165 + 811 = 12976
Step 17: 12976 + 811 = 13787
Step 18: 13787 + 811 = 14598
Step 19: 14598 + 811 = 15409
Step 20: 15409 + 811 = 16220
Step 21: 16220 + 811 = 17031
Step 22: 17031 + 811 = 17842
Step 23: 17842 + 811 = 18653
Step 24: 18653 + 811 = 19464
Step 25: 19464 + 811 = 20275
Step 26: 20275 + 811 = 21086
Step 27: 21086 + 811 = 21897
Step 28: 21897 + 811 = 22708
Step 29: 22708 + 811 = 23519
Step 30: 23519 + 811 = 24330
Step 31: 24330 + 811 = 25141
Step 32: 25141 + 811 = 25952
Step 33: 25952 + 811 = 26763
Step 34: 26763 + 811 = 27574
Step 35: 27574 + 811 = 28385
Step 36: 28385 + 811 = 29196
Step 37: 29196 + 811 = 30007
Step 38: 30007 + 811 = 30818
Step 39: 30818 + 811 = 31629
Step 40: 31629 + 811 = 32440
Step 41: 32440 + 811 = 33251
Step 42: 33251 + 811 = 34062
Step 43: 34062 + 811 = 34873
Step 44: 34873 + 811 = 35684
Step 45: 35684 + 811 = 36495
Step 46: 36495 + 811 = 37306
Step 47: 37306 + 811 = 38117
Step 48: 38117 + 811 = 38928
Step 49: 38928 + 811 = 39739
Step 50: 39739 + 811 = 40550
Step 51: 40550 + 811 = 41361
Step 52: 41361 + 811 = 42172
Step 53: 42172 + 811 = 42983
Step 54: 42983 + 811 = 43794
Step 55: 43794 + 811 = 44605
Step 56: 44605 + 811 = 45416
Step 57: 45416 + 811 = 46227
Step 58: 46227 + 811 = 47038
Step 59: 47038 + 811 = 47849
Step 60: 47849 + 811 = 48660
Step 61: 48660 + 811 = 49471
Step 62: 49471 + 811 = 50282
Step 63: 50282 + 811 = 51093
Step 64: 51093 + 811 = 51904
Step 65: 51904 + 811 = 52715
Step 66: 52715 + 811 = 53526
Step 67: 53526 + 811 = 54337
Step 68: 54337 + 811 = 55148
Step 69: 55148 + 811 = 55959
Step 70: 55959 + 811 = 56770
Step 71: 56770 + 811 = 57581
Step 72: 57581 + 811 = 58392
Step 73: 58392 + 811 = 59203
Step 74: 59203 + 811 = 60014
Step 75: 60014 + 811 = 60825
Step 76: 60825 + 811 = 61636
Step 77: 61636 + 811 = 62447
Step 78: 62447 + 811 = 63258
Step 79: 63258 + 811 = 64069
Step 80: 64069 + 811 = 64880
Step 81: 64880 + 811 = 65691
Step 82: 65691 + 811 = 66502
Step 83: 66502 + 811 = 67313
Step 84: 67313 + 811 = 68124
Step 85: 68124 + 811 = 68935
Step 86: 68935 + 811 = 69746
Step 87: 69746 + 811 = 70557
Step 88: 70557 + 811 = 71368
Step 89: 71368 + 811 = 72179
Step 90: 72179 + 811 = 72990
Step 91: 72990 + 811 = 73801
Step 92: 73801 + 811 = 74612
Step 93: 74612 + 811 = 75423
Step 94: 75423 + 811 = 76234
Step 95: 76234 + 811 = 77045
Step 96: 77045 + 811 = 77856
Step 97: 77856 + 811 = 78667
Step 98: 78667 + 811 = 79478
Step 99: 79478 + 811 = 80289
Step 100: 80289 + 811 = 81100
Step 101: 81100 + 811 = 81911
Step 102: 81911 + 811 = 82722
Step 103: 82722 + 811 = 83533
Step 104: 83533 + 811 = 84344
Step 105: 84344 + 811 = 85155
Step 106: 85155 + 811 = 85966
Step 107: 85966 + 811 = 86777
Step 108: 86777 + 811 = 87588
Step 109: 87588 + 811 = 88399
Step 110: 88399 + 811 = 89210
Step 111: 89210 + 811 = 90021
Step 112: 90021 + 811 = 90832
Step 113: 90832 + 811 = 91643
Step 114: 91643 + 811 = 92454
Step 115: 92454 + 811 = 93265
Step 116: 93265 + 811 = 94076
Step 117: 94076 + 811 = 94887
Step 118: 94887 + 811 = 95698
Step 119: 95698 + 811 = 96509
Step 120: 96509 + 811 = 97320
Step 121: 97320 + 811 = 98131
Step 122: 98131 + 811 = 98942
Step 123: 98942 + 811 = 99753
Step 124: 99753 + 811 = 100564
Step 125: 100564 + 811 = 101375
Step 126: 101375 + 811 = 102186
Step 127: 102186 + 811 = 102997
Step 128: 102997 + 811 = 103808
Step 129: 103808 + 811 = 104619
Step 130: 104619 + 811 = 105430
Step 131: 105430 + 811 = 106241
Step 132: 106241 + 811 = 107052
Step 133: 107052 + 811 = 107863
Step 134: 107863 + 811 = 108674
Step 135: 108674 + 811 = 109485
Step 136: 109485 + 811 = 110296
Step 137: 110296 + 811 = 111107
Step 138: 111107 + 811 = 111918
Step 139: 111918 + 811 = 112729
Step 140: 112729 + 811 = 113540
Step 141: 113540 + 811 = 114351
Step 142: 114351 + 811 = 115162
Step 143: 115162 + 811 = 115973
Step 144: 115973 + 811 = 116784
Step 145: 116784 + 811 = 117595
Step 146: 117595 + 811 = 118406
Step 147: 118406 + 811 = 119217
Step 148: 119217 + 811 = 120028
Step 149: 120028 + 811 = 120839
Step 150: 120839 + 811 = 121650
Step 151: 121650 + 811 = 122461
Step 152: 122461 + 811 = 123272
Step 153: 123272 + 811 = 124083
Step 154: 124083 + 811 = 124894
Step 155: 124894 + 811 = 125705
Step 156: 125705 + 811 = 126516
Step 157: 126516 + 811 = 127327
Step 158: 127327 + 811 = 128138
Step 159: 128138 + 811 = 128949
Step 160: 128949 + 811 = 129760
Step 161: 129760 + 811 = 130571
Step 162: 130571 + 811 = 131382
Step 163: 131382 + 811 = 132193
Step 164: 132193 + 811 = 133004
Step 165: 133004 + 811 = 133815
Step 166: 133815 + 811 = 134626
Step 167: 134626 + 811 = 135437
Step 168: 135437 + 811 = 136248
Step 169: 136248 + 811 = 137059
Step 170: 137059 + 811 = 137870
Step 171: 137870 + 811 = 138681
Step 172: 138681 + 811 = 139492
Step 173: 139492 + 811 = 140303
Step 174: 140303 + 811 = 141114
Step 175: 141114 + 811 = 141925
Step 176: 141925 + 811 = 142736
Step 177: 142736 + 811 = 143547
Step 178: 143547 + 811 = 144358
Step 179: 144358 + 811 = 145169
Step 180: 145169 + 811 = 145980
Step 181: 145980 + 811 = 146791
Step 182: 146791 + 811 = 147602
Step 183: 147602 + 811 = 148413
Step 184: 148413 + 811 = 149224
Step 185: 149224 + 811 = 150035
Step 186: 150035 + 811 = 150846
Step 187: 150846 + 811 = 151657
Step 188: 151657 + 811 = 152468
Step 189: 152468 + 811 = 153279
Step 190: 153279 + 811 = 154090
Step 191: 154090 + 811 = 154901
Step 192: 154901 + 811 = 155712
Step 193: 155712 + 811 = 156523
Step 194: 156523 + 811 = 157334
Step 195: 157334 + 811 = 158145
Step 196: 158145 + 811 = 158956
Step 197: 158956 + 811 = 159767
Step 198: 159767 + 811 = 160578
Step 199: 160578 + 811 = 161389
Step 200: 161389 + 811 = 162200
Step 201: 162200 + 811 = 163011
Step 202: 163011 + 811 = 163822
Step 203: 163822 + 811 = 164633
Step 204: 164633 + 811 = 165444
Step 205: 165444 + 811 = 166255
Step 206: 166255 + 811 = 167066
Step 207: 167066 + 811 = 167877
Step 208: 167877 + 811 = 168688
Step 209: 168688 + 811 = 169499
Step 210: 169499 + 811 = 170310
Step 211: 170310 + 811 = 171121
Step 212: 171121 + 811 = 171932
Step 213: 171932 + 811 = 172743
Step 214: 172743 + 811 = 173554
Step 215: 173554 + 811 = 174365
Step 216: 174365 + 811 = 175176
Step 217: 175176 + 811 = 175987
Step 218: 175987 + 811 = 176798
Step 219: 176798 + 811 = 177609
Step 220: 177609 + 811 = 178420
Step 221: 178420 + 811 = 179231
Step 222: 179231 + 811 = 180042
Step 223: 180042 + 811 = 180853
Step 224: 180853 + 811 = 181664
Step 225: 181664 + 811 = 182475
Step 226: 182475 + 811 = 183286
Step 227: 183286 + 811 = 184097
Step 228: 184097 + 811 = 184908
Step 229: 184908 + 811 = 185719
Step 230: 185719 + 811 = 186530
Step 231: 186530 + 811 = 187341
Step 232: 187341 + 811 = 188152
Step 233: 188152 + 811 = 188963
Step 234: 188963 + 811 = 189774
Step 235: 189774 + 811 = 190585
Step 236: 190585 + 811 = 191396
Step 237: 191396 + 811 = 192207
Step 238: 192207 + 811 = 193018
Step 239: 193018 + 811 = 193829
Step 240: 193829 + 811 = 194640
Step 241: 194640 + 811 = 195451
Step 242: 195451 + 811 = 196262
Step 243: 196262 + 811 = 197073
Step 244: 197073 + 811 = 197884
Step 245: 197884 + 811 = 198695
Step 246: 198695 + 811 = 199506
Step 247: 199506 + 811 = 200317
Step 248: 200317 + 811 = 201128
Step 249: 201128 + 811 = 201939
Step 250: 201939 + 811 = 202750
Step 251: 202750 + 811 = 203561
Step 252: 203561 + 811 = 204372
Step 253: 204372 + 811 = 205183
Step 254: 205183 + 811 = 205994
Step 255: 205994 + 811 = 206805
Step 256: 206805 + 811 = 207616
Step 257: 207616 + 811 = 208427
Step 258: 208427 + 811 = 209238
Step 259: 209238 + 811 = 210049
Step 260: 210049 + 811 = 210860
Step 261: 210860 + 811 = 211671
Step 262: 211671 + 811 = 212482
Step 263: 212482 + 811 = 213293
Step 264: 213293 + 811 = 214104
Step 265: 214104 + 811 = 214915
Step 266: 214915 + 811 = 215726
Step 267: 215726 + 811 = 216537
Step 268: 216537 + 811 = 217348
Step 269: 217348 + 811 = 218159
Step 270: 218159 + 811 = 218970
Step 271: 218970 + 811 = 219781
Step 272: 219781 + 811 = 220592
Step 273: 220592 + 811 = 221403
Step 274: 221403 + 811 = 222214
Step 275: 222214 + 811 = 223025
Step 276: 223025 + 811 = 223836
Step 277: 223836 + 811 = 224647
Step 278: 224647 + 811 = 225458
Step 279: 225458 + 811 = 226269
Step 280: 226269 + 811 = 227080
Step 281: 227080 + 811 = 227891
Step 282: 227891 + 811 = 228702
Step 283: 228702 + 811 = 229513
Step 284: 229513 + 811 = 230324
Step 285: 230324 + 811 = 231135
Step 286: 231135 + 811 = 231946
Step 287: 231946 + 811 = 232757
Step 288: 232757 + 811 = 233568
Step 289: 233568 + 811 = 234379
Step 290: 234379 + 811 = 235190
Step 291: 235190 + 811 = 236001
Step 292: 236001 + 811 = 236812
Step 293: 236812 + 811 = 237623
Step 294: 237623 + 811 = 238434
Step 295: 238434 + 811 = 239245
Step 296: 239245 + 811 = 240056
Step 297: 240056 + 811 = 240867
Step 298: 240867 + 811 = 241678
Step 299: 241678 + 811 = 242489
Step 300: 242489 + 811 = 243300
Step 301: 243300 + 811 = 244111
Step 302: 244111 + 811 = 244922
Step 303: 244922 + 811 = 245733
Step 304: 245733 + 811 = 246544
Step 305: 246544 + 811 = 247355
Step 306: 247355 + 811 = 248166
Step 307: 248166 + 811 = 248977
Step 308: 248977 + 811 = 249788
Step 309: 249788 + 811 = 250599
Step 310: 250599 + 811 = 251410
Step 311: 251410 + 811 = 252221
Step 312: 252221 + 811 = 253032
Step 313: 253032 + 811 = 253843
Step 314: 253843 + 811 = 254654
Step 315: 254654 + 811 = 255465
Step 316: 255465 + 811 = 256276
Step 317: 256276 + 811 = 257087
Step 318: 257087 + 811 = 257898
Step 319: 257898 + 811 = 258709
Step 320: 258709 + 811 = 259520
Step 321: 259520 + 811 = 260331
Step 322: 260331 + 811 = 261142
Step 323: 261142 + 811 = 261953
Step 324: 261953 + 811 = 262764
Step 325: 262764 + 811 = 263575
Step 326: 263575 + 811 = 264386
Step 327: 264386 + 811 = 265197
Step 328: 265197 + 811 = 266008
Step 329: 266008 + 811 = 266819
Step 330: 266819 + 811 = 267630
Step 331: 267630 + 811 = 268441
Step 332: 268441 + 811 = 269252
Step 333: 269252 + 811 = 270063
Step 334: 270063 + 811 = 270874
Step 335: 270874 + 811 = 271685
Step 336: 271685 + 811 = 272496
Step 337: 272496 + 811 = 273307
Step 338: 273307 + 811 = 274118
Step 339: 274118 + 811 = 274929
Step 340: 274929 + 811 = 275740
Step 341: 275740 + 811 = 276551
Step 342: 276551 + 811 = 277362
Step 343: 277362 + 811 = 278173
Step 344: 278173 + 811 = 278984
Step 345: 278984 + 811 = 279795
Step 346: 279795 + 811 = 280606
Step 347: 280606 + 811 = 281417
Step 348: 281417 + 811 = 282228
Step 349: 282228 + 811 = 283039
Step 350: 283039 + 811 = 283850
Step 351: 283850 + 811 = 284661
Step 352: 284661 + 811 = 285472
Step 353: 285472 + 811 = 286283
Step 354: 286283 + 811 = 287094
Step 355: 287094 + 811 = 287905
Step 356: 287905 + 811 = 288716
Step 357: 288716 + 811 = 289527
Step 358: 289527 + 811 = 290338
Step 359: 290338 + 811 = 291149
Step 360: 291149 + 811 = 291960
Step 361: 291960 + 811 = 292771
Step 362: 292771 + 811 = 293582
Step 363: 293582 + 811 = 294393
Step 364: 294393 + 811 = 295204
Step 365: 295204 + 811 = 296015
Step 366: 296015 + 811 = 296826
Step 367: 296826 + 811 = 297637
Step 368: 297637 + 811 = 298448
Step 369: 298448 + 811 = 299259
Step 370: 299259 + 811 = 300070
Step 371: 300070 + 811 = 300881
Step 372: 300881 + 811 = 301692
Step 373: 301692 + 811 = 302503
Step 374: 302503 + 811 = 303314
Step 375: 303314 + 811 = 304125
Step 376: 304125 + 811 = 304936
Step 377: 304936 + 811 = 305747
Step 378: 305747 + 811 = 306558
Step 379: 306558 + 811 = 307369
Step 380: 307369 + 811 = 308180
Step 381: 308180 + 811 = 308991
Step 382: 308991 + 811 = 309802
Step 383: 309802 + 811 = 310613
Step 384: 310613 + 811 = 311424
Step 385: 311424 + 811 = 312235
Step 386: 312235 + 811 = 313046
Step 387: 313046 + 811 = 313857
Step 388: 313857 + 811 = 314668
Step 389: 314668 + 811 = 315479
Step 390: 315479 + 811 = 316290
Step 391: 316290 + 811 = 317101
Step 392: 317101 + 811 = 317912
Step 393: 317912 + 811 = 318723
Step 394: 318723 + 811 = 319534
Step 395: 319534 + 811 = 320345
Step 396: 320345 + 811 = 321156
Step 397: 321156 + 811 = 321967
Step 398: 321967 + 811 = 322778
Step 399: 322778 + 811 = 323589
Step 400: 323589 + 811 = 324400
Step 401: 324400 + 811 = 325211
Step 402: 325211 + 811 = 326022
Step 403: 326022 + 811 = 326833
Step 404: 326833 + 811 = 327644
Step 405: 327644 + 811 = 328455
Step 406: 328455 + 811 = 329266
Step 407: 329266 + 811 = 330077
Step 408: 330077 + 811 = 330888
Step 409: 330888 + 811 = 331699
Step 410: 331699 + 811 = 332510
Step 411: 332510 + 811 = 333321
Step 412: 333321 + 811 = 334132
Step 413: 334132 + 811 = 334943
Step 414: 334943 + 811 = 335754
Step 415: 335754 + 811 = 336565
Step 416: 336565 + 811 = 337376
Step 417: 337376 + 811 = 338187
Step 418: 338187 + 811 = 338998
Step 419: 338998 + 811 = 339809

So, 811*419 = 339809