Sure thing, let's get straight to it. We start with 693 and we're going to multiply it by 451, which means adding 693 to itself 451 times.
Step 1: 0 + 693 = 693
Step 2: 693 + 693 = 1386
Step 3: 1386 + 693 = 2079
Step 4: 2079 + 693 = 2772
Step 5: 2772 + 693 = 3465
Step 6: 3465 + 693 = 4158
Step 7: 4158 + 693 = 4851
Step 8: 4851 + 693 = 5544
Step 9: 5544 + 693 = 6237
Step 10: 6237 + 693 = 6930
Step 11: 6930 + 693 = 7623
Step 12: 7623 + 693 = 8316
Step 13: 8316 + 693 = 9009
Step 14: 9009 + 693 = 9702
Step 15: 9702 + 693 = 10395
Step 16: 10395 + 693 = 11088
Step 17: 11088 + 693 = 11781
Step 18: 11781 + 693 = 12474
Step 19: 12474 + 693 = 13167
Step 20: 13167 + 693 = 13860
Step 21: 13860 + 693 = 14553
Step 22: 14553 + 693 = 15246
Step 23: 15246 + 693 = 15939
Step 24: 15939 + 693 = 16632
Step 25: 16632 + 693 = 17325
Step 26: 17325 + 693 = 18018
Step 27: 18018 + 693 = 18711
Step 28: 18711 + 693 = 19404
Step 29: 19404 + 693 = 20097
Step 30: 20097 + 693 = 20790
Step 31: 20790 + 693 = 21483
Step 32: 21483 + 693 = 22176
Step 33: 22176 + 693 = 22869
Step 34: 22869 + 693 = 23562
Step 35: 23562 + 693 = 24255
Step 36: 24255 + 693 = 24948
Step 37: 24948 + 693 = 25641
Step 38: 25641 + 693 = 26334
Step 39: 26334 + 693 = 27027
Step 40: 27027 + 693 = 27720
Step 41: 27720 + 693 = 28413
Step 42: 28413 + 693 = 29106
Step 43: 29106 + 693 = 29799
Step 44: 29799 + 693 = 30492
Step 45: 30492 + 693 = 31185
Step 46: 31185 + 693 = 31878
Step 47: 31878 + 693 = 32571
Step 48: 32571 + 693 = 33264
Step 49: 33264 + 693 = 33957
Step 50: 33957 + 693 = 34650
Step 51: 34650 + 693 = 35343
Step 52: 35343 + 693 = 36036
Step 53: 36036 + 693 = 36729
Step 54: 36729 + 693 = 37422
Step 55: 37422 + 693 = 38115
Step 56: 38115 + 693 = 38808
Step 57: 38808 + 693 = 39501
Step 58: 39501 + 693 = 40194
Step 59: 40194 + 693 = 40887
Step 60: 40887 + 693 = 41580
Step 61: 41580 + 693 = 42273
Step 62: 42273 + 693 = 42966
Step 63: 42966 + 693 = 43659
Step 64: 43659 + 693 = 44352
Step 65: 44352 + 693 = 45045
Step 66: 45045 + 693 = 45738
Step 67: 45738 + 693 = 46431
Step 68: 46431 + 693 = 47124
Step 69: 47124 + 693 = 47817
Step 70: 47817 + 693 = 48510
Step 71: 48510 + 693 = 49203
Step 72: 49203 + 693 = 49896
Step 73: 49896 + 693 = 50589
Step 74: 50589 + 693 = 51282
Step 75: 51282 + 693 = 51975
Step 76: 51975 + 693 = 52668
Step 77: 52668 + 693 = 53361
Step 78: 53361 + 693 = 54054
Step 79: 54054 + 693 = 54747
Step 80: 54747 + 693 = 55440
Step 81: 55440 + 693 = 56133
Step 82: 56133 + 693 = 56826
Step 83: 56826 + 693 = 57519
Step 84: 57519 + 693 = 58212
Step 85: 58212 + 693 = 58905
Step 86: 58905 + 693 = 59598
Step 87: 59598 + 693 = 60291
Step 88: 60291 + 693 = 60984
Step 89: 60984 + 693 = 61677
Step 90: 61677 + 693 = 62370
Step 91: 62370 + 693 = 63063
Step 92: 63063 + 693 = 63756
Step 93: 63756 + 693 = 64449
Step 94: 64449 + 693 = 65142
Step 95: 65142 + 693 = 65835
Step 96: 65835 + 693 = 66528
Step 97: 66528 + 693 = 67221
Step 98: 67221 + 693 = 67914
Step 99: 67914 + 693 = 68607
Step 100: 68607 + 693 = 69300
Step 101: 69300 + 693 = 69993
Step 102: 69993 + 693 = 70686
Step 103: 70686 + 693 = 71379
Step 104: 71379 + 693 = 72072
Step 105: 72072 + 693 = 72765
Step 106: 72765 + 693 = 73458
Step 107: 73458 + 693 = 74151
Step 108: 74151 + 693 = 74844
Step 109: 74844 + 693 = 75537
Step 110: 75537 + 693 = 76230
Step 111: 76230 + 693 = 76923
Step 112: 76923 + 693 = 77616
Step 113: 77616 + 693 = 78309
Step 114: 78309 + 693 = 79002
Step 115: 79002 + 693 = 79695
Step 116: 79695 + 693 = 80388
Step 117: 80388 + 693 = 81081
Step 118: 81081 + 693 = 81774
Step 119: 81774 + 693 = 82467
Step 120: 82467 + 693 = 83160
Step 121: 83160 + 693 = 83853
Step 122: 83853 + 693 = 84546
Step 123: 84546 + 693 = 85239
Step 124: 85239 + 693 = 85932
Step 125: 85932 + 693 = 86625
Step 126: 86625 + 693 = 87318
Step 127: 87318 + 693 = 88011
Step 128: 88011 + 693 = 88704
Step 129: 88704 + 693 = 89397
Step 130: 89397 + 693 = 90090
Step 131: 90090 + 693 = 90783
Step 132: 90783 + 693 = 91476
Step 133: 91476 + 693 = 92169
Step 134: 92169 + 693 = 92862
Step 135: 92862 + 693 = 93555
Step 136: 93555 + 693 = 94248
Step 137: 94248 + 693 = 94941
Step 138: 94941 + 693 = 95634
Step 139: 95634 + 693 = 96327
Step 140: 96327 + 693 = 97020
Step 141: 97020 + 693 = 97713
Step 142: 97713 + 693 = 98406
Step 143: 98406 + 693 = 99099
Step 144: 99099 + 693 = 99792
Step 145: 99792 + 693 = 100485
Step 146: 100485 + 693 = 101178
Step 147: 101178 + 693 = 101871
Step 148: 101871 + 693 = 102564
Step 149: 102564 + 693 = 103257
Step 150: 103257 + 693 = 103950
Step 151: 103950 + 693 = 104643
Step 152: 104643 + 693 = 105336
Step 153: 105336 + 693 = 106029
Step 154: 106029 + 693 = 106722
Step 155: 106722 + 693 = 107415
Step 156: 107415 + 693 = 108108
Step 157: 108108 + 693 = 108801
Step 158: 108801 + 693 = 109494
Step 159: 109494 + 693 = 110187
Step 160: 110187 + 693 = 110880
Step 161: 110880 + 693 = 111573
Step 162: 111573 + 693 = 112266
Step 163: 112266 + 693 = 112959
Step 164: 112959 + 693 = 113652
Step 165: 113652 + 693 = 114345
Step 166: 114345 + 693 = 115038
Step 167: 115038 + 693 = 115731
Step 168: 115731 + 693 = 116424
Step 169: 116424 + 693 = 117117
Step 170: 117117 + 693 = 117810
Step 171: 117810 + 693 = 118503
Step 172: 118503 + 693 = 119196
Step 173: 119196 + 693 = 119889
Step 174: 119889 + 693 = 120582
Step 175: 120582 + 693 = 121275
Step 176: 121275 + 693 = 121968
Step 177: 121968 + 693 = 122661
Step 178: 122661 + 693 = 123354
Step 179: 123354 + 693 = 124047
Step 180: 124047 + 693 = 124740
Step 181: 124740 + 693 = 125433
Step 182: 125433 + 693 = 126126
Step 183: 126126 + 693 = 126819
Step 184: 126819 + 693 = 127512
Step 185: 127512 + 693 = 128205
Step 186: 128205 + 693 = 128898
Step 187: 128898 + 693 = 129591
Step 188: 129591 + 693 = 130284
Step 189: 130284 + 693 = 130977
Step 190: 130977 + 693 = 131670
Step 191: 131670 + 693 = 132363
Step 192: 132363 + 693 = 133056
Step 193: 133056 + 693 = 133749
Step 194: 133749 + 693 = 134442
Step 195: 134442 + 693 = 135135
Step 196: 135135 + 693 = 135828
Step 197: 135828 + 693 = 136521
Step 198: 136521 + 693 = 137214
Step 199: 137214 + 693 = 137907
Step 200: 137907 + 693 = 138600
Step 201: 138600 + 693 = 139293
Step 202: 139293 + 693 = 139986
Step 203: 139986 + 693 = 140679
Step 204: 140679 + 693 = 141372
Step 205: 141372 + 693 = 142065
Step 206: 142065 + 693 = 142758
Step 207: 142758 + 693 = 143451
Step 208: 143451 + 693 = 144144
Step 209: 144144 + 693 = 144837
Step 210: 144837 + 693 = 145530
Step 211: 145530 + 693 = 146223
Step 212: 146223 + 693 = 146916
Step 213: 146916 + 693 = 147609
Step 214: 147609 + 693 = 148302
Step 215: 148302 + 693 = 148995
Step 216: 148995 + 693 = 149688
Step 217: 149688 + 693 = 150381
Step 218: 150381 + 693 = 151074
Step 219: 151074 + 693 = 151767
Step 220: 151767 + 693 = 152460
Step 221: 152460 + 693 = 153153
Step 222: 153153 + 693 = 153846
Step 223: 153846 + 693 = 154539
Step 224: 154539 + 693 = 155232
Step 225: 155232 + 693 = 155925
Step 226: 155925 + 693 = 156618
Step 227: 156618 + 693 = 157311
Step 228: 157311 + 693 = 158004
Step 229: 158004 + 693 = 158697
Step 230: 158697 + 693 = 159390
Step 231: 159390 + 693 = 160083
Step 232: 160083 + 693 = 160776
Step 233: 160776 + 693 = 161469
Step 234: 161469 + 693 = 162162
Step 235: 162162 + 693 = 162855
Step 236: 162855 + 693 = 163548
Step 237: 163548 + 693 = 164241
Step 238: 164241 + 693 = 164934
Step 239: 164934 + 693 = 165627
Step 240: 165627 + 693 = 166320
Step 241: 166320 + 693 = 167013
Step 242: 167013 + 693 = 167706
Step 243: 167706 + 693 = 168399
Step 244: 168399 + 693 = 169092
Step 245: 169092 + 693 = 169785
Step 246: 169785 + 693 = 170478
Step 247: 170478 + 693 = 171171
Step 248: 171171 + 693 = 171864
Step 249: 171864 + 693 = 172557
Step 250: 172557 + 693 = 173250
Step 251: 173250 + 693 = 173943
Step 252: 173943 + 693 = 174636
Step 253: 174636 + 693 = 175329
Step 254: 175329 + 693 = 176022
Step 255: 176022 + 693 = 176715
Step 256: 176715 + 693 = 177408
Step 257: 177408 + 693 = 178101
Step 258: 178101 + 693 = 178794
Step 259: 178794 + 693 = 179487
Step 260: 179487 + 693 = 180180
Step 261: 180180 + 693 = 180873
Step 262: 180873 + 693 = 181566
Step 263: 181566 + 693 = 182259
Step 264: 182259 + 693 = 182952
Step 265: 182952 + 693 = 183645
Step 266: 183645 + 693 = 184338
Step 267: 184338 + 693 = 185031
Step 268: 185031 + 693 = 185724
Step 269: 185724 + 693 = 186417
Step 270: 186417 + 693 = 187110
Step 271: 187110 + 693 = 187803
Step 272: 187803 + 693 = 188496
Step 273: 188496 + 693 = 189189
Step 274: 189189 + 693 = 189882
Step 275: 189882 + 693 = 190575
Step 276: 190575 + 693 = 191268
Step 277: 191268 + 693 = 191961
Step 278: 191961 + 693 = 192654
Step 279: 192654 + 693 = 193347
Step 280: 193347 + 693 = 194040
Step 281: 194040 + 693 = 194733
Step 282: 194733 + 693 = 195426
Step 283: 195426 + 693 = 196119
Step 284: 196119 + 693 = 196812
Step 285: 196812 + 693 = 197505
Step 286: 197505 + 693 = 198198
Step 287: 198198 + 693 = 198891
Step 288: 198891 + 693 = 199584
Step 289: 199584 + 693 = 200277
Step 290: 200277 + 693 = 200970
Step 291: 200970 + 693 = 201663
Step 292: 201663 + 693 = 202356
Step 293: 202356 + 693 = 203049
Step 294: 203049 + 693 = 203742
Step 295: 203742 + 693 = 204435
Step 296: 204435 + 693 = 205128
Step 297: 205128 + 693 = 205821
Step 298: 205821 + 693 = 206514
Step 299: 206514 + 693 = 207207
Step 300: 207207 + 693 = 207900
Step 301: 207900 + 693 = 208593
Step 302: 208593 + 693 = 209286
Step 303: 209286 + 693 = 209979
Step 304: 209979 + 693 = 210672
Step 305: 210672 + 693 = 211365
Step 306: 211365 + 693 = 212058
Step 307: 212058 + 693 = 212751
Step 308: 212751 + 693 = 213444
Step 309: 213444 + 693 = 214137
Step 310: 214137 + 693 = 214830
Step 311: 214830 + 693 = 215523
Step 312: 215523 + 693 = 216216
Step 313: 216216 + 693 = 216909
Step 314: 216909 + 693 = 217602
Step 315: 217602 + 693 = 218295
Step 316: 218295 + 693 = 218988
Step 317: 218988 + 693 = 219681
Step 318: 219681 + 693 = 220374
Step 319: 220374 + 693 = 221067
Step 320: 221067 + 693 = 221760
Step 321: 221760 + 693 = 222453
Step 322: 222453 + 693 = 223146
Step 323: 223146 + 693 = 223839
Step 324: 223839 + 693 = 224532
Step 325: 224532 + 693 = 225225
Step 326: 225225 + 693 = 225918
Step 327: 225918 + 693 = 226611
Step 328: 226611 + 693 = 227304
Step 329: 227304 + 693 = 227997
Step 330: 227997 + 693 = 228690
Step 331: 228690 + 693 = 229383
Step 332: 229383 + 693 = 230076
Step 333: 230076 + 693 = 230769
Step 334: 230769 + 693 = 231462
Step 335: 231462 + 693 = 232155
Step 336: 232155 + 693 = 232848
Step 337: 232848 + 693 = 233541
Step 338: 233541 + 693 = 234234
Step 339: 234234 + 693 = 234927
Step 340: 234927 + 693 = 235620
Step 341: 235620 + 693 = 236313
Step 342: 236313 + 693 = 237006
Step 343: 237006 + 693 = 237699
Step 344: 237699 + 693 = 238392
Step 345: 238392 + 693 = 239085
Step 346: 239085 + 693 = 239778
Step 347: 239778 + 693 = 240471
Step 348: 240471 + 693 = 241164
Step 349: 241164 + 693 = 241857
Step 350: 241857 + 693 = 242550
Step 351: 242550 + 693 = 243243
Step 352: 243243 + 693 = 243936
Step 353: 243936 + 693 = 244629
Step 354: 244629 + 693 = 245322
Step 355: 245322 + 693 = 246015
Step 356: 246015 + 693 = 246708
Step 357: 246708 + 693 = 247401
Step 358: 247401 + 693 = 248094
Step 359: 248094 + 693 = 248787
Step 360: 248787 + 693 = 249480
Step 361: 249480 + 693 = 250173
Step 362: 250173 + 693 = 250866
Step 363: 250866 + 693 = 251559
Step 364: 251559 + 693 = 252252
Step 365: 252252 + 693 = 252945
Step 366: 252945 + 693 = 253638
Step 367: 253638 + 693 = 254331
Step 368: 254331 + 693 = 255024
Step 369: 255024 + 693 = 255717
Step 370: 255717 + 693 = 256410
Step 371: 256410 + 693 = 257103
Step 372: 257103 + 693 = 257796
Step 373: 257796 + 693 = 258489
Step 374: 258489 + 693 = 259182
Step 375: 259182 + 693 = 259875
Step 376: 259875 + 693 = 260568
Step 377: 260568 + 693 = 261261
Step 378: 261261 + 693 = 261954
Step 379: 261954 + 693 = 262647
Step 380: 262647 + 693 = 263340
Step 381: 263340 + 693 = 264033
Step 382: 264033 + 693 = 264726
Step 383: 264726 + 693 = 265419
Step 384: 265419 + 693 = 266112
Step 385: 266112 + 693 = 266805
Step 386: 266805 + 693 = 267498
Step 387: 267498 + 693 = 268191
Step 388: 268191 + 693 = 268884
Step 389: 268884 + 693 = 269577
Step 390: 269577 + 693 = 270270
Step 391: 270270 + 693 = 270963
Step 392: 270963 + 693 = 271656
Step 393: 271656 + 693 = 272349
Step 394: 272349 + 693 = 273042
Step 395: 273042 + 693 = 273735
Step 396: 273735 + 693 = 274428
Step 397: 274428 + 693 = 275121
Step 398: 275121 + 693 = 275814
Step 399: 275814 + 693 = 276507
Step 400: 276507 + 693 = 277200
Step 401: 277200 + 693 = 277893
Step 402: 277893 + 693 = 278586
Step 403: 278586 + 693 = 279279
Step 404: 279279 + 693 = 279972
Step 405: 279972 + 693 = 280665
Step 406: 280665 + 693 = 281358
Step 407: 281358 + 693 = 282051
Step 408: 282051 + 693 = 282744
Step 409: 282744 + 693 = 283437
Step 410: 283437 + 693 = 284130
Step 411: 284130 + 693 = 284823
Step 412: 284823 + 693 = 285516
Step 413: 285516 + 693 = 286209
Step 414: 286209 + 693 = 286902
Step 415: 286902 + 693 = 287595
Step 416: 287595 + 693 = 288288
Step 417: 288288 + 693 = 288981
Step 418: 288981 + 693 = 289674
Step 419: 289674 + 693 = 290367
Step 420: 290367 + 693 = 291060
Step 421: 291060 + 693 = 291753
Step 422: 291753 + 693 = 292446
Step 423: 292446 + 693 = 293139
Step 424: 293139 + 693 = 293832
Step 425: 293832 + 693 = 294525
Step 426: 294525 + 693 = 295218
Step 427: 295218 + 693 = 295911
Step 428: 295911 + 693 = 296604
Step 429: 296604 + 693 = 297297
Step 430: 297297 + 693 = 297990
Step 431: 297990 + 693 = 298683
Step 432: 298683 + 693 = 299376
Step 433: 299376 + 693 = 300069
Step 434: 300069 + 693 = 300762
Step 435: 300762 + 693 = 301455
Step 436: 301455 + 693 = 302148
Step 437: 302148 + 693 = 302841
Step 438: 302841 + 693 = 303534
Step 439: 303534 + 693 = 304227
Step 440: 304227 + 693 = 304920
Step 441: 304920 + 693 = 305613
Step 442: 305613 + 693 = 306306
Step 443: 306306 + 693 = 306999
Step 444: 306999 + 693 = 307692
Step 445: 307692 + 693 = 308385
Step 446: 308385 + 693 = 309078
Step 447: 309078 + 693 = 309771
Step 448: 309771 + 693 = 310464
Step 449: 310464 + 693 = 311157
Step 450: 311157 + 693 = 311850
Step 451: 311850 + 693 = 312543

So, 693*451 = 312543