Sure thing, let's get straight to it. We start with 803 and we're going to multiply it by 441, which means adding 803 to itself 441 times.
Step 1: 0 + 803 = 803
Step 2: 803 + 803 = 1606
Step 3: 1606 + 803 = 2409
Step 4: 2409 + 803 = 3212
Step 5: 3212 + 803 = 4015
Step 6: 4015 + 803 = 4818
Step 7: 4818 + 803 = 5621
Step 8: 5621 + 803 = 6424
Step 9: 6424 + 803 = 7227
Step 10: 7227 + 803 = 8030
Step 11: 8030 + 803 = 8833
Step 12: 8833 + 803 = 9636
Step 13: 9636 + 803 = 10439
Step 14: 10439 + 803 = 11242
Step 15: 11242 + 803 = 12045
Step 16: 12045 + 803 = 12848
Step 17: 12848 + 803 = 13651
Step 18: 13651 + 803 = 14454
Step 19: 14454 + 803 = 15257
Step 20: 15257 + 803 = 16060
Step 21: 16060 + 803 = 16863
Step 22: 16863 + 803 = 17666
Step 23: 17666 + 803 = 18469
Step 24: 18469 + 803 = 19272
Step 25: 19272 + 803 = 20075
Step 26: 20075 + 803 = 20878
Step 27: 20878 + 803 = 21681
Step 28: 21681 + 803 = 22484
Step 29: 22484 + 803 = 23287
Step 30: 23287 + 803 = 24090
Step 31: 24090 + 803 = 24893
Step 32: 24893 + 803 = 25696
Step 33: 25696 + 803 = 26499
Step 34: 26499 + 803 = 27302
Step 35: 27302 + 803 = 28105
Step 36: 28105 + 803 = 28908
Step 37: 28908 + 803 = 29711
Step 38: 29711 + 803 = 30514
Step 39: 30514 + 803 = 31317
Step 40: 31317 + 803 = 32120
Step 41: 32120 + 803 = 32923
Step 42: 32923 + 803 = 33726
Step 43: 33726 + 803 = 34529
Step 44: 34529 + 803 = 35332
Step 45: 35332 + 803 = 36135
Step 46: 36135 + 803 = 36938
Step 47: 36938 + 803 = 37741
Step 48: 37741 + 803 = 38544
Step 49: 38544 + 803 = 39347
Step 50: 39347 + 803 = 40150
Step 51: 40150 + 803 = 40953
Step 52: 40953 + 803 = 41756
Step 53: 41756 + 803 = 42559
Step 54: 42559 + 803 = 43362
Step 55: 43362 + 803 = 44165
Step 56: 44165 + 803 = 44968
Step 57: 44968 + 803 = 45771
Step 58: 45771 + 803 = 46574
Step 59: 46574 + 803 = 47377
Step 60: 47377 + 803 = 48180
Step 61: 48180 + 803 = 48983
Step 62: 48983 + 803 = 49786
Step 63: 49786 + 803 = 50589
Step 64: 50589 + 803 = 51392
Step 65: 51392 + 803 = 52195
Step 66: 52195 + 803 = 52998
Step 67: 52998 + 803 = 53801
Step 68: 53801 + 803 = 54604
Step 69: 54604 + 803 = 55407
Step 70: 55407 + 803 = 56210
Step 71: 56210 + 803 = 57013
Step 72: 57013 + 803 = 57816
Step 73: 57816 + 803 = 58619
Step 74: 58619 + 803 = 59422
Step 75: 59422 + 803 = 60225
Step 76: 60225 + 803 = 61028
Step 77: 61028 + 803 = 61831
Step 78: 61831 + 803 = 62634
Step 79: 62634 + 803 = 63437
Step 80: 63437 + 803 = 64240
Step 81: 64240 + 803 = 65043
Step 82: 65043 + 803 = 65846
Step 83: 65846 + 803 = 66649
Step 84: 66649 + 803 = 67452
Step 85: 67452 + 803 = 68255
Step 86: 68255 + 803 = 69058
Step 87: 69058 + 803 = 69861
Step 88: 69861 + 803 = 70664
Step 89: 70664 + 803 = 71467
Step 90: 71467 + 803 = 72270
Step 91: 72270 + 803 = 73073
Step 92: 73073 + 803 = 73876
Step 93: 73876 + 803 = 74679
Step 94: 74679 + 803 = 75482
Step 95: 75482 + 803 = 76285
Step 96: 76285 + 803 = 77088
Step 97: 77088 + 803 = 77891
Step 98: 77891 + 803 = 78694
Step 99: 78694 + 803 = 79497
Step 100: 79497 + 803 = 80300
Step 101: 80300 + 803 = 81103
Step 102: 81103 + 803 = 81906
Step 103: 81906 + 803 = 82709
Step 104: 82709 + 803 = 83512
Step 105: 83512 + 803 = 84315
Step 106: 84315 + 803 = 85118
Step 107: 85118 + 803 = 85921
Step 108: 85921 + 803 = 86724
Step 109: 86724 + 803 = 87527
Step 110: 87527 + 803 = 88330
Step 111: 88330 + 803 = 89133
Step 112: 89133 + 803 = 89936
Step 113: 89936 + 803 = 90739
Step 114: 90739 + 803 = 91542
Step 115: 91542 + 803 = 92345
Step 116: 92345 + 803 = 93148
Step 117: 93148 + 803 = 93951
Step 118: 93951 + 803 = 94754
Step 119: 94754 + 803 = 95557
Step 120: 95557 + 803 = 96360
Step 121: 96360 + 803 = 97163
Step 122: 97163 + 803 = 97966
Step 123: 97966 + 803 = 98769
Step 124: 98769 + 803 = 99572
Step 125: 99572 + 803 = 100375
Step 126: 100375 + 803 = 101178
Step 127: 101178 + 803 = 101981
Step 128: 101981 + 803 = 102784
Step 129: 102784 + 803 = 103587
Step 130: 103587 + 803 = 104390
Step 131: 104390 + 803 = 105193
Step 132: 105193 + 803 = 105996
Step 133: 105996 + 803 = 106799
Step 134: 106799 + 803 = 107602
Step 135: 107602 + 803 = 108405
Step 136: 108405 + 803 = 109208
Step 137: 109208 + 803 = 110011
Step 138: 110011 + 803 = 110814
Step 139: 110814 + 803 = 111617
Step 140: 111617 + 803 = 112420
Step 141: 112420 + 803 = 113223
Step 142: 113223 + 803 = 114026
Step 143: 114026 + 803 = 114829
Step 144: 114829 + 803 = 115632
Step 145: 115632 + 803 = 116435
Step 146: 116435 + 803 = 117238
Step 147: 117238 + 803 = 118041
Step 148: 118041 + 803 = 118844
Step 149: 118844 + 803 = 119647
Step 150: 119647 + 803 = 120450
Step 151: 120450 + 803 = 121253
Step 152: 121253 + 803 = 122056
Step 153: 122056 + 803 = 122859
Step 154: 122859 + 803 = 123662
Step 155: 123662 + 803 = 124465
Step 156: 124465 + 803 = 125268
Step 157: 125268 + 803 = 126071
Step 158: 126071 + 803 = 126874
Step 159: 126874 + 803 = 127677
Step 160: 127677 + 803 = 128480
Step 161: 128480 + 803 = 129283
Step 162: 129283 + 803 = 130086
Step 163: 130086 + 803 = 130889
Step 164: 130889 + 803 = 131692
Step 165: 131692 + 803 = 132495
Step 166: 132495 + 803 = 133298
Step 167: 133298 + 803 = 134101
Step 168: 134101 + 803 = 134904
Step 169: 134904 + 803 = 135707
Step 170: 135707 + 803 = 136510
Step 171: 136510 + 803 = 137313
Step 172: 137313 + 803 = 138116
Step 173: 138116 + 803 = 138919
Step 174: 138919 + 803 = 139722
Step 175: 139722 + 803 = 140525
Step 176: 140525 + 803 = 141328
Step 177: 141328 + 803 = 142131
Step 178: 142131 + 803 = 142934
Step 179: 142934 + 803 = 143737
Step 180: 143737 + 803 = 144540
Step 181: 144540 + 803 = 145343
Step 182: 145343 + 803 = 146146
Step 183: 146146 + 803 = 146949
Step 184: 146949 + 803 = 147752
Step 185: 147752 + 803 = 148555
Step 186: 148555 + 803 = 149358
Step 187: 149358 + 803 = 150161
Step 188: 150161 + 803 = 150964
Step 189: 150964 + 803 = 151767
Step 190: 151767 + 803 = 152570
Step 191: 152570 + 803 = 153373
Step 192: 153373 + 803 = 154176
Step 193: 154176 + 803 = 154979
Step 194: 154979 + 803 = 155782
Step 195: 155782 + 803 = 156585
Step 196: 156585 + 803 = 157388
Step 197: 157388 + 803 = 158191
Step 198: 158191 + 803 = 158994
Step 199: 158994 + 803 = 159797
Step 200: 159797 + 803 = 160600
Step 201: 160600 + 803 = 161403
Step 202: 161403 + 803 = 162206
Step 203: 162206 + 803 = 163009
Step 204: 163009 + 803 = 163812
Step 205: 163812 + 803 = 164615
Step 206: 164615 + 803 = 165418
Step 207: 165418 + 803 = 166221
Step 208: 166221 + 803 = 167024
Step 209: 167024 + 803 = 167827
Step 210: 167827 + 803 = 168630
Step 211: 168630 + 803 = 169433
Step 212: 169433 + 803 = 170236
Step 213: 170236 + 803 = 171039
Step 214: 171039 + 803 = 171842
Step 215: 171842 + 803 = 172645
Step 216: 172645 + 803 = 173448
Step 217: 173448 + 803 = 174251
Step 218: 174251 + 803 = 175054
Step 219: 175054 + 803 = 175857
Step 220: 175857 + 803 = 176660
Step 221: 176660 + 803 = 177463
Step 222: 177463 + 803 = 178266
Step 223: 178266 + 803 = 179069
Step 224: 179069 + 803 = 179872
Step 225: 179872 + 803 = 180675
Step 226: 180675 + 803 = 181478
Step 227: 181478 + 803 = 182281
Step 228: 182281 + 803 = 183084
Step 229: 183084 + 803 = 183887
Step 230: 183887 + 803 = 184690
Step 231: 184690 + 803 = 185493
Step 232: 185493 + 803 = 186296
Step 233: 186296 + 803 = 187099
Step 234: 187099 + 803 = 187902
Step 235: 187902 + 803 = 188705
Step 236: 188705 + 803 = 189508
Step 237: 189508 + 803 = 190311
Step 238: 190311 + 803 = 191114
Step 239: 191114 + 803 = 191917
Step 240: 191917 + 803 = 192720
Step 241: 192720 + 803 = 193523
Step 242: 193523 + 803 = 194326
Step 243: 194326 + 803 = 195129
Step 244: 195129 + 803 = 195932
Step 245: 195932 + 803 = 196735
Step 246: 196735 + 803 = 197538
Step 247: 197538 + 803 = 198341
Step 248: 198341 + 803 = 199144
Step 249: 199144 + 803 = 199947
Step 250: 199947 + 803 = 200750
Step 251: 200750 + 803 = 201553
Step 252: 201553 + 803 = 202356
Step 253: 202356 + 803 = 203159
Step 254: 203159 + 803 = 203962
Step 255: 203962 + 803 = 204765
Step 256: 204765 + 803 = 205568
Step 257: 205568 + 803 = 206371
Step 258: 206371 + 803 = 207174
Step 259: 207174 + 803 = 207977
Step 260: 207977 + 803 = 208780
Step 261: 208780 + 803 = 209583
Step 262: 209583 + 803 = 210386
Step 263: 210386 + 803 = 211189
Step 264: 211189 + 803 = 211992
Step 265: 211992 + 803 = 212795
Step 266: 212795 + 803 = 213598
Step 267: 213598 + 803 = 214401
Step 268: 214401 + 803 = 215204
Step 269: 215204 + 803 = 216007
Step 270: 216007 + 803 = 216810
Step 271: 216810 + 803 = 217613
Step 272: 217613 + 803 = 218416
Step 273: 218416 + 803 = 219219
Step 274: 219219 + 803 = 220022
Step 275: 220022 + 803 = 220825
Step 276: 220825 + 803 = 221628
Step 277: 221628 + 803 = 222431
Step 278: 222431 + 803 = 223234
Step 279: 223234 + 803 = 224037
Step 280: 224037 + 803 = 224840
Step 281: 224840 + 803 = 225643
Step 282: 225643 + 803 = 226446
Step 283: 226446 + 803 = 227249
Step 284: 227249 + 803 = 228052
Step 285: 228052 + 803 = 228855
Step 286: 228855 + 803 = 229658
Step 287: 229658 + 803 = 230461
Step 288: 230461 + 803 = 231264
Step 289: 231264 + 803 = 232067
Step 290: 232067 + 803 = 232870
Step 291: 232870 + 803 = 233673
Step 292: 233673 + 803 = 234476
Step 293: 234476 + 803 = 235279
Step 294: 235279 + 803 = 236082
Step 295: 236082 + 803 = 236885
Step 296: 236885 + 803 = 237688
Step 297: 237688 + 803 = 238491
Step 298: 238491 + 803 = 239294
Step 299: 239294 + 803 = 240097
Step 300: 240097 + 803 = 240900
Step 301: 240900 + 803 = 241703
Step 302: 241703 + 803 = 242506
Step 303: 242506 + 803 = 243309
Step 304: 243309 + 803 = 244112
Step 305: 244112 + 803 = 244915
Step 306: 244915 + 803 = 245718
Step 307: 245718 + 803 = 246521
Step 308: 246521 + 803 = 247324
Step 309: 247324 + 803 = 248127
Step 310: 248127 + 803 = 248930
Step 311: 248930 + 803 = 249733
Step 312: 249733 + 803 = 250536
Step 313: 250536 + 803 = 251339
Step 314: 251339 + 803 = 252142
Step 315: 252142 + 803 = 252945
Step 316: 252945 + 803 = 253748
Step 317: 253748 + 803 = 254551
Step 318: 254551 + 803 = 255354
Step 319: 255354 + 803 = 256157
Step 320: 256157 + 803 = 256960
Step 321: 256960 + 803 = 257763
Step 322: 257763 + 803 = 258566
Step 323: 258566 + 803 = 259369
Step 324: 259369 + 803 = 260172
Step 325: 260172 + 803 = 260975
Step 326: 260975 + 803 = 261778
Step 327: 261778 + 803 = 262581
Step 328: 262581 + 803 = 263384
Step 329: 263384 + 803 = 264187
Step 330: 264187 + 803 = 264990
Step 331: 264990 + 803 = 265793
Step 332: 265793 + 803 = 266596
Step 333: 266596 + 803 = 267399
Step 334: 267399 + 803 = 268202
Step 335: 268202 + 803 = 269005
Step 336: 269005 + 803 = 269808
Step 337: 269808 + 803 = 270611
Step 338: 270611 + 803 = 271414
Step 339: 271414 + 803 = 272217
Step 340: 272217 + 803 = 273020
Step 341: 273020 + 803 = 273823
Step 342: 273823 + 803 = 274626
Step 343: 274626 + 803 = 275429
Step 344: 275429 + 803 = 276232
Step 345: 276232 + 803 = 277035
Step 346: 277035 + 803 = 277838
Step 347: 277838 + 803 = 278641
Step 348: 278641 + 803 = 279444
Step 349: 279444 + 803 = 280247
Step 350: 280247 + 803 = 281050
Step 351: 281050 + 803 = 281853
Step 352: 281853 + 803 = 282656
Step 353: 282656 + 803 = 283459
Step 354: 283459 + 803 = 284262
Step 355: 284262 + 803 = 285065
Step 356: 285065 + 803 = 285868
Step 357: 285868 + 803 = 286671
Step 358: 286671 + 803 = 287474
Step 359: 287474 + 803 = 288277
Step 360: 288277 + 803 = 289080
Step 361: 289080 + 803 = 289883
Step 362: 289883 + 803 = 290686
Step 363: 290686 + 803 = 291489
Step 364: 291489 + 803 = 292292
Step 365: 292292 + 803 = 293095
Step 366: 293095 + 803 = 293898
Step 367: 293898 + 803 = 294701
Step 368: 294701 + 803 = 295504
Step 369: 295504 + 803 = 296307
Step 370: 296307 + 803 = 297110
Step 371: 297110 + 803 = 297913
Step 372: 297913 + 803 = 298716
Step 373: 298716 + 803 = 299519
Step 374: 299519 + 803 = 300322
Step 375: 300322 + 803 = 301125
Step 376: 301125 + 803 = 301928
Step 377: 301928 + 803 = 302731
Step 378: 302731 + 803 = 303534
Step 379: 303534 + 803 = 304337
Step 380: 304337 + 803 = 305140
Step 381: 305140 + 803 = 305943
Step 382: 305943 + 803 = 306746
Step 383: 306746 + 803 = 307549
Step 384: 307549 + 803 = 308352
Step 385: 308352 + 803 = 309155
Step 386: 309155 + 803 = 309958
Step 387: 309958 + 803 = 310761
Step 388: 310761 + 803 = 311564
Step 389: 311564 + 803 = 312367
Step 390: 312367 + 803 = 313170
Step 391: 313170 + 803 = 313973
Step 392: 313973 + 803 = 314776
Step 393: 314776 + 803 = 315579
Step 394: 315579 + 803 = 316382
Step 395: 316382 + 803 = 317185
Step 396: 317185 + 803 = 317988
Step 397: 317988 + 803 = 318791
Step 398: 318791 + 803 = 319594
Step 399: 319594 + 803 = 320397
Step 400: 320397 + 803 = 321200
Step 401: 321200 + 803 = 322003
Step 402: 322003 + 803 = 322806
Step 403: 322806 + 803 = 323609
Step 404: 323609 + 803 = 324412
Step 405: 324412 + 803 = 325215
Step 406: 325215 + 803 = 326018
Step 407: 326018 + 803 = 326821
Step 408: 326821 + 803 = 327624
Step 409: 327624 + 803 = 328427
Step 410: 328427 + 803 = 329230
Step 411: 329230 + 803 = 330033
Step 412: 330033 + 803 = 330836
Step 413: 330836 + 803 = 331639
Step 414: 331639 + 803 = 332442
Step 415: 332442 + 803 = 333245
Step 416: 333245 + 803 = 334048
Step 417: 334048 + 803 = 334851
Step 418: 334851 + 803 = 335654
Step 419: 335654 + 803 = 336457
Step 420: 336457 + 803 = 337260
Step 421: 337260 + 803 = 338063
Step 422: 338063 + 803 = 338866
Step 423: 338866 + 803 = 339669
Step 424: 339669 + 803 = 340472
Step 425: 340472 + 803 = 341275
Step 426: 341275 + 803 = 342078
Step 427: 342078 + 803 = 342881
Step 428: 342881 + 803 = 343684
Step 429: 343684 + 803 = 344487
Step 430: 344487 + 803 = 345290
Step 431: 345290 + 803 = 346093
Step 432: 346093 + 803 = 346896
Step 433: 346896 + 803 = 347699
Step 434: 347699 + 803 = 348502
Step 435: 348502 + 803 = 349305
Step 436: 349305 + 803 = 350108
Step 437: 350108 + 803 = 350911
Step 438: 350911 + 803 = 351714
Step 439: 351714 + 803 = 352517
Step 440: 352517 + 803 = 353320
Step 441: 353320 + 803 = 354123

So, 803*441 = 354123