OK, let's crack this. We're given 758 and our task is to multiply it by 451. Essentially, we'll be adding 758 to itself 451 times.
Step 1: 0 + 758 = 758
Step 2: 758 + 758 = 1516
Step 3: 1516 + 758 = 2274
Step 4: 2274 + 758 = 3032
Step 5: 3032 + 758 = 3790
Step 6: 3790 + 758 = 4548
Step 7: 4548 + 758 = 5306
Step 8: 5306 + 758 = 6064
Step 9: 6064 + 758 = 6822
Step 10: 6822 + 758 = 7580
Step 11: 7580 + 758 = 8338
Step 12: 8338 + 758 = 9096
Step 13: 9096 + 758 = 9854
Step 14: 9854 + 758 = 10612
Step 15: 10612 + 758 = 11370
Step 16: 11370 + 758 = 12128
Step 17: 12128 + 758 = 12886
Step 18: 12886 + 758 = 13644
Step 19: 13644 + 758 = 14402
Step 20: 14402 + 758 = 15160
Step 21: 15160 + 758 = 15918
Step 22: 15918 + 758 = 16676
Step 23: 16676 + 758 = 17434
Step 24: 17434 + 758 = 18192
Step 25: 18192 + 758 = 18950
Step 26: 18950 + 758 = 19708
Step 27: 19708 + 758 = 20466
Step 28: 20466 + 758 = 21224
Step 29: 21224 + 758 = 21982
Step 30: 21982 + 758 = 22740
Step 31: 22740 + 758 = 23498
Step 32: 23498 + 758 = 24256
Step 33: 24256 + 758 = 25014
Step 34: 25014 + 758 = 25772
Step 35: 25772 + 758 = 26530
Step 36: 26530 + 758 = 27288
Step 37: 27288 + 758 = 28046
Step 38: 28046 + 758 = 28804
Step 39: 28804 + 758 = 29562
Step 40: 29562 + 758 = 30320
Step 41: 30320 + 758 = 31078
Step 42: 31078 + 758 = 31836
Step 43: 31836 + 758 = 32594
Step 44: 32594 + 758 = 33352
Step 45: 33352 + 758 = 34110
Step 46: 34110 + 758 = 34868
Step 47: 34868 + 758 = 35626
Step 48: 35626 + 758 = 36384
Step 49: 36384 + 758 = 37142
Step 50: 37142 + 758 = 37900
Step 51: 37900 + 758 = 38658
Step 52: 38658 + 758 = 39416
Step 53: 39416 + 758 = 40174
Step 54: 40174 + 758 = 40932
Step 55: 40932 + 758 = 41690
Step 56: 41690 + 758 = 42448
Step 57: 42448 + 758 = 43206
Step 58: 43206 + 758 = 43964
Step 59: 43964 + 758 = 44722
Step 60: 44722 + 758 = 45480
Step 61: 45480 + 758 = 46238
Step 62: 46238 + 758 = 46996
Step 63: 46996 + 758 = 47754
Step 64: 47754 + 758 = 48512
Step 65: 48512 + 758 = 49270
Step 66: 49270 + 758 = 50028
Step 67: 50028 + 758 = 50786
Step 68: 50786 + 758 = 51544
Step 69: 51544 + 758 = 52302
Step 70: 52302 + 758 = 53060
Step 71: 53060 + 758 = 53818
Step 72: 53818 + 758 = 54576
Step 73: 54576 + 758 = 55334
Step 74: 55334 + 758 = 56092
Step 75: 56092 + 758 = 56850
Step 76: 56850 + 758 = 57608
Step 77: 57608 + 758 = 58366
Step 78: 58366 + 758 = 59124
Step 79: 59124 + 758 = 59882
Step 80: 59882 + 758 = 60640
Step 81: 60640 + 758 = 61398
Step 82: 61398 + 758 = 62156
Step 83: 62156 + 758 = 62914
Step 84: 62914 + 758 = 63672
Step 85: 63672 + 758 = 64430
Step 86: 64430 + 758 = 65188
Step 87: 65188 + 758 = 65946
Step 88: 65946 + 758 = 66704
Step 89: 66704 + 758 = 67462
Step 90: 67462 + 758 = 68220
Step 91: 68220 + 758 = 68978
Step 92: 68978 + 758 = 69736
Step 93: 69736 + 758 = 70494
Step 94: 70494 + 758 = 71252
Step 95: 71252 + 758 = 72010
Step 96: 72010 + 758 = 72768
Step 97: 72768 + 758 = 73526
Step 98: 73526 + 758 = 74284
Step 99: 74284 + 758 = 75042
Step 100: 75042 + 758 = 75800
Step 101: 75800 + 758 = 76558
Step 102: 76558 + 758 = 77316
Step 103: 77316 + 758 = 78074
Step 104: 78074 + 758 = 78832
Step 105: 78832 + 758 = 79590
Step 106: 79590 + 758 = 80348
Step 107: 80348 + 758 = 81106
Step 108: 81106 + 758 = 81864
Step 109: 81864 + 758 = 82622
Step 110: 82622 + 758 = 83380
Step 111: 83380 + 758 = 84138
Step 112: 84138 + 758 = 84896
Step 113: 84896 + 758 = 85654
Step 114: 85654 + 758 = 86412
Step 115: 86412 + 758 = 87170
Step 116: 87170 + 758 = 87928
Step 117: 87928 + 758 = 88686
Step 118: 88686 + 758 = 89444
Step 119: 89444 + 758 = 90202
Step 120: 90202 + 758 = 90960
Step 121: 90960 + 758 = 91718
Step 122: 91718 + 758 = 92476
Step 123: 92476 + 758 = 93234
Step 124: 93234 + 758 = 93992
Step 125: 93992 + 758 = 94750
Step 126: 94750 + 758 = 95508
Step 127: 95508 + 758 = 96266
Step 128: 96266 + 758 = 97024
Step 129: 97024 + 758 = 97782
Step 130: 97782 + 758 = 98540
Step 131: 98540 + 758 = 99298
Step 132: 99298 + 758 = 100056
Step 133: 100056 + 758 = 100814
Step 134: 100814 + 758 = 101572
Step 135: 101572 + 758 = 102330
Step 136: 102330 + 758 = 103088
Step 137: 103088 + 758 = 103846
Step 138: 103846 + 758 = 104604
Step 139: 104604 + 758 = 105362
Step 140: 105362 + 758 = 106120
Step 141: 106120 + 758 = 106878
Step 142: 106878 + 758 = 107636
Step 143: 107636 + 758 = 108394
Step 144: 108394 + 758 = 109152
Step 145: 109152 + 758 = 109910
Step 146: 109910 + 758 = 110668
Step 147: 110668 + 758 = 111426
Step 148: 111426 + 758 = 112184
Step 149: 112184 + 758 = 112942
Step 150: 112942 + 758 = 113700
Step 151: 113700 + 758 = 114458
Step 152: 114458 + 758 = 115216
Step 153: 115216 + 758 = 115974
Step 154: 115974 + 758 = 116732
Step 155: 116732 + 758 = 117490
Step 156: 117490 + 758 = 118248
Step 157: 118248 + 758 = 119006
Step 158: 119006 + 758 = 119764
Step 159: 119764 + 758 = 120522
Step 160: 120522 + 758 = 121280
Step 161: 121280 + 758 = 122038
Step 162: 122038 + 758 = 122796
Step 163: 122796 + 758 = 123554
Step 164: 123554 + 758 = 124312
Step 165: 124312 + 758 = 125070
Step 166: 125070 + 758 = 125828
Step 167: 125828 + 758 = 126586
Step 168: 126586 + 758 = 127344
Step 169: 127344 + 758 = 128102
Step 170: 128102 + 758 = 128860
Step 171: 128860 + 758 = 129618
Step 172: 129618 + 758 = 130376
Step 173: 130376 + 758 = 131134
Step 174: 131134 + 758 = 131892
Step 175: 131892 + 758 = 132650
Step 176: 132650 + 758 = 133408
Step 177: 133408 + 758 = 134166
Step 178: 134166 + 758 = 134924
Step 179: 134924 + 758 = 135682
Step 180: 135682 + 758 = 136440
Step 181: 136440 + 758 = 137198
Step 182: 137198 + 758 = 137956
Step 183: 137956 + 758 = 138714
Step 184: 138714 + 758 = 139472
Step 185: 139472 + 758 = 140230
Step 186: 140230 + 758 = 140988
Step 187: 140988 + 758 = 141746
Step 188: 141746 + 758 = 142504
Step 189: 142504 + 758 = 143262
Step 190: 143262 + 758 = 144020
Step 191: 144020 + 758 = 144778
Step 192: 144778 + 758 = 145536
Step 193: 145536 + 758 = 146294
Step 194: 146294 + 758 = 147052
Step 195: 147052 + 758 = 147810
Step 196: 147810 + 758 = 148568
Step 197: 148568 + 758 = 149326
Step 198: 149326 + 758 = 150084
Step 199: 150084 + 758 = 150842
Step 200: 150842 + 758 = 151600
Step 201: 151600 + 758 = 152358
Step 202: 152358 + 758 = 153116
Step 203: 153116 + 758 = 153874
Step 204: 153874 + 758 = 154632
Step 205: 154632 + 758 = 155390
Step 206: 155390 + 758 = 156148
Step 207: 156148 + 758 = 156906
Step 208: 156906 + 758 = 157664
Step 209: 157664 + 758 = 158422
Step 210: 158422 + 758 = 159180
Step 211: 159180 + 758 = 159938
Step 212: 159938 + 758 = 160696
Step 213: 160696 + 758 = 161454
Step 214: 161454 + 758 = 162212
Step 215: 162212 + 758 = 162970
Step 216: 162970 + 758 = 163728
Step 217: 163728 + 758 = 164486
Step 218: 164486 + 758 = 165244
Step 219: 165244 + 758 = 166002
Step 220: 166002 + 758 = 166760
Step 221: 166760 + 758 = 167518
Step 222: 167518 + 758 = 168276
Step 223: 168276 + 758 = 169034
Step 224: 169034 + 758 = 169792
Step 225: 169792 + 758 = 170550
Step 226: 170550 + 758 = 171308
Step 227: 171308 + 758 = 172066
Step 228: 172066 + 758 = 172824
Step 229: 172824 + 758 = 173582
Step 230: 173582 + 758 = 174340
Step 231: 174340 + 758 = 175098
Step 232: 175098 + 758 = 175856
Step 233: 175856 + 758 = 176614
Step 234: 176614 + 758 = 177372
Step 235: 177372 + 758 = 178130
Step 236: 178130 + 758 = 178888
Step 237: 178888 + 758 = 179646
Step 238: 179646 + 758 = 180404
Step 239: 180404 + 758 = 181162
Step 240: 181162 + 758 = 181920
Step 241: 181920 + 758 = 182678
Step 242: 182678 + 758 = 183436
Step 243: 183436 + 758 = 184194
Step 244: 184194 + 758 = 184952
Step 245: 184952 + 758 = 185710
Step 246: 185710 + 758 = 186468
Step 247: 186468 + 758 = 187226
Step 248: 187226 + 758 = 187984
Step 249: 187984 + 758 = 188742
Step 250: 188742 + 758 = 189500
Step 251: 189500 + 758 = 190258
Step 252: 190258 + 758 = 191016
Step 253: 191016 + 758 = 191774
Step 254: 191774 + 758 = 192532
Step 255: 192532 + 758 = 193290
Step 256: 193290 + 758 = 194048
Step 257: 194048 + 758 = 194806
Step 258: 194806 + 758 = 195564
Step 259: 195564 + 758 = 196322
Step 260: 196322 + 758 = 197080
Step 261: 197080 + 758 = 197838
Step 262: 197838 + 758 = 198596
Step 263: 198596 + 758 = 199354
Step 264: 199354 + 758 = 200112
Step 265: 200112 + 758 = 200870
Step 266: 200870 + 758 = 201628
Step 267: 201628 + 758 = 202386
Step 268: 202386 + 758 = 203144
Step 269: 203144 + 758 = 203902
Step 270: 203902 + 758 = 204660
Step 271: 204660 + 758 = 205418
Step 272: 205418 + 758 = 206176
Step 273: 206176 + 758 = 206934
Step 274: 206934 + 758 = 207692
Step 275: 207692 + 758 = 208450
Step 276: 208450 + 758 = 209208
Step 277: 209208 + 758 = 209966
Step 278: 209966 + 758 = 210724
Step 279: 210724 + 758 = 211482
Step 280: 211482 + 758 = 212240
Step 281: 212240 + 758 = 212998
Step 282: 212998 + 758 = 213756
Step 283: 213756 + 758 = 214514
Step 284: 214514 + 758 = 215272
Step 285: 215272 + 758 = 216030
Step 286: 216030 + 758 = 216788
Step 287: 216788 + 758 = 217546
Step 288: 217546 + 758 = 218304
Step 289: 218304 + 758 = 219062
Step 290: 219062 + 758 = 219820
Step 291: 219820 + 758 = 220578
Step 292: 220578 + 758 = 221336
Step 293: 221336 + 758 = 222094
Step 294: 222094 + 758 = 222852
Step 295: 222852 + 758 = 223610
Step 296: 223610 + 758 = 224368
Step 297: 224368 + 758 = 225126
Step 298: 225126 + 758 = 225884
Step 299: 225884 + 758 = 226642
Step 300: 226642 + 758 = 227400
Step 301: 227400 + 758 = 228158
Step 302: 228158 + 758 = 228916
Step 303: 228916 + 758 = 229674
Step 304: 229674 + 758 = 230432
Step 305: 230432 + 758 = 231190
Step 306: 231190 + 758 = 231948
Step 307: 231948 + 758 = 232706
Step 308: 232706 + 758 = 233464
Step 309: 233464 + 758 = 234222
Step 310: 234222 + 758 = 234980
Step 311: 234980 + 758 = 235738
Step 312: 235738 + 758 = 236496
Step 313: 236496 + 758 = 237254
Step 314: 237254 + 758 = 238012
Step 315: 238012 + 758 = 238770
Step 316: 238770 + 758 = 239528
Step 317: 239528 + 758 = 240286
Step 318: 240286 + 758 = 241044
Step 319: 241044 + 758 = 241802
Step 320: 241802 + 758 = 242560
Step 321: 242560 + 758 = 243318
Step 322: 243318 + 758 = 244076
Step 323: 244076 + 758 = 244834
Step 324: 244834 + 758 = 245592
Step 325: 245592 + 758 = 246350
Step 326: 246350 + 758 = 247108
Step 327: 247108 + 758 = 247866
Step 328: 247866 + 758 = 248624
Step 329: 248624 + 758 = 249382
Step 330: 249382 + 758 = 250140
Step 331: 250140 + 758 = 250898
Step 332: 250898 + 758 = 251656
Step 333: 251656 + 758 = 252414
Step 334: 252414 + 758 = 253172
Step 335: 253172 + 758 = 253930
Step 336: 253930 + 758 = 254688
Step 337: 254688 + 758 = 255446
Step 338: 255446 + 758 = 256204
Step 339: 256204 + 758 = 256962
Step 340: 256962 + 758 = 257720
Step 341: 257720 + 758 = 258478
Step 342: 258478 + 758 = 259236
Step 343: 259236 + 758 = 259994
Step 344: 259994 + 758 = 260752
Step 345: 260752 + 758 = 261510
Step 346: 261510 + 758 = 262268
Step 347: 262268 + 758 = 263026
Step 348: 263026 + 758 = 263784
Step 349: 263784 + 758 = 264542
Step 350: 264542 + 758 = 265300
Step 351: 265300 + 758 = 266058
Step 352: 266058 + 758 = 266816
Step 353: 266816 + 758 = 267574
Step 354: 267574 + 758 = 268332
Step 355: 268332 + 758 = 269090
Step 356: 269090 + 758 = 269848
Step 357: 269848 + 758 = 270606
Step 358: 270606 + 758 = 271364
Step 359: 271364 + 758 = 272122
Step 360: 272122 + 758 = 272880
Step 361: 272880 + 758 = 273638
Step 362: 273638 + 758 = 274396
Step 363: 274396 + 758 = 275154
Step 364: 275154 + 758 = 275912
Step 365: 275912 + 758 = 276670
Step 366: 276670 + 758 = 277428
Step 367: 277428 + 758 = 278186
Step 368: 278186 + 758 = 278944
Step 369: 278944 + 758 = 279702
Step 370: 279702 + 758 = 280460
Step 371: 280460 + 758 = 281218
Step 372: 281218 + 758 = 281976
Step 373: 281976 + 758 = 282734
Step 374: 282734 + 758 = 283492
Step 375: 283492 + 758 = 284250
Step 376: 284250 + 758 = 285008
Step 377: 285008 + 758 = 285766
Step 378: 285766 + 758 = 286524
Step 379: 286524 + 758 = 287282
Step 380: 287282 + 758 = 288040
Step 381: 288040 + 758 = 288798
Step 382: 288798 + 758 = 289556
Step 383: 289556 + 758 = 290314
Step 384: 290314 + 758 = 291072
Step 385: 291072 + 758 = 291830
Step 386: 291830 + 758 = 292588
Step 387: 292588 + 758 = 293346
Step 388: 293346 + 758 = 294104
Step 389: 294104 + 758 = 294862
Step 390: 294862 + 758 = 295620
Step 391: 295620 + 758 = 296378
Step 392: 296378 + 758 = 297136
Step 393: 297136 + 758 = 297894
Step 394: 297894 + 758 = 298652
Step 395: 298652 + 758 = 299410
Step 396: 299410 + 758 = 300168
Step 397: 300168 + 758 = 300926
Step 398: 300926 + 758 = 301684
Step 399: 301684 + 758 = 302442
Step 400: 302442 + 758 = 303200
Step 401: 303200 + 758 = 303958
Step 402: 303958 + 758 = 304716
Step 403: 304716 + 758 = 305474
Step 404: 305474 + 758 = 306232
Step 405: 306232 + 758 = 306990
Step 406: 306990 + 758 = 307748
Step 407: 307748 + 758 = 308506
Step 408: 308506 + 758 = 309264
Step 409: 309264 + 758 = 310022
Step 410: 310022 + 758 = 310780
Step 411: 310780 + 758 = 311538
Step 412: 311538 + 758 = 312296
Step 413: 312296 + 758 = 313054
Step 414: 313054 + 758 = 313812
Step 415: 313812 + 758 = 314570
Step 416: 314570 + 758 = 315328
Step 417: 315328 + 758 = 316086
Step 418: 316086 + 758 = 316844
Step 419: 316844 + 758 = 317602
Step 420: 317602 + 758 = 318360
Step 421: 318360 + 758 = 319118
Step 422: 319118 + 758 = 319876
Step 423: 319876 + 758 = 320634
Step 424: 320634 + 758 = 321392
Step 425: 321392 + 758 = 322150
Step 426: 322150 + 758 = 322908
Step 427: 322908 + 758 = 323666
Step 428: 323666 + 758 = 324424
Step 429: 324424 + 758 = 325182
Step 430: 325182 + 758 = 325940
Step 431: 325940 + 758 = 326698
Step 432: 326698 + 758 = 327456
Step 433: 327456 + 758 = 328214
Step 434: 328214 + 758 = 328972
Step 435: 328972 + 758 = 329730
Step 436: 329730 + 758 = 330488
Step 437: 330488 + 758 = 331246
Step 438: 331246 + 758 = 332004
Step 439: 332004 + 758 = 332762
Step 440: 332762 + 758 = 333520
Step 441: 333520 + 758 = 334278
Step 442: 334278 + 758 = 335036
Step 443: 335036 + 758 = 335794
Step 444: 335794 + 758 = 336552
Step 445: 336552 + 758 = 337310
Step 446: 337310 + 758 = 338068
Step 447: 338068 + 758 = 338826
Step 448: 338826 + 758 = 339584
Step 449: 339584 + 758 = 340342
Step 450: 340342 + 758 = 341100
Step 451: 341100 + 758 = 341858

So, 758*451 = 341858