OK, let's crack this. We're given 797 and our task is to multiply it by 408. Essentially, we'll be adding 797 to itself 408 times.
Step 1: 0 + 797 = 797
Step 2: 797 + 797 = 1594
Step 3: 1594 + 797 = 2391
Step 4: 2391 + 797 = 3188
Step 5: 3188 + 797 = 3985
Step 6: 3985 + 797 = 4782
Step 7: 4782 + 797 = 5579
Step 8: 5579 + 797 = 6376
Step 9: 6376 + 797 = 7173
Step 10: 7173 + 797 = 7970
Step 11: 7970 + 797 = 8767
Step 12: 8767 + 797 = 9564
Step 13: 9564 + 797 = 10361
Step 14: 10361 + 797 = 11158
Step 15: 11158 + 797 = 11955
Step 16: 11955 + 797 = 12752
Step 17: 12752 + 797 = 13549
Step 18: 13549 + 797 = 14346
Step 19: 14346 + 797 = 15143
Step 20: 15143 + 797 = 15940
Step 21: 15940 + 797 = 16737
Step 22: 16737 + 797 = 17534
Step 23: 17534 + 797 = 18331
Step 24: 18331 + 797 = 19128
Step 25: 19128 + 797 = 19925
Step 26: 19925 + 797 = 20722
Step 27: 20722 + 797 = 21519
Step 28: 21519 + 797 = 22316
Step 29: 22316 + 797 = 23113
Step 30: 23113 + 797 = 23910
Step 31: 23910 + 797 = 24707
Step 32: 24707 + 797 = 25504
Step 33: 25504 + 797 = 26301
Step 34: 26301 + 797 = 27098
Step 35: 27098 + 797 = 27895
Step 36: 27895 + 797 = 28692
Step 37: 28692 + 797 = 29489
Step 38: 29489 + 797 = 30286
Step 39: 30286 + 797 = 31083
Step 40: 31083 + 797 = 31880
Step 41: 31880 + 797 = 32677
Step 42: 32677 + 797 = 33474
Step 43: 33474 + 797 = 34271
Step 44: 34271 + 797 = 35068
Step 45: 35068 + 797 = 35865
Step 46: 35865 + 797 = 36662
Step 47: 36662 + 797 = 37459
Step 48: 37459 + 797 = 38256
Step 49: 38256 + 797 = 39053
Step 50: 39053 + 797 = 39850
Step 51: 39850 + 797 = 40647
Step 52: 40647 + 797 = 41444
Step 53: 41444 + 797 = 42241
Step 54: 42241 + 797 = 43038
Step 55: 43038 + 797 = 43835
Step 56: 43835 + 797 = 44632
Step 57: 44632 + 797 = 45429
Step 58: 45429 + 797 = 46226
Step 59: 46226 + 797 = 47023
Step 60: 47023 + 797 = 47820
Step 61: 47820 + 797 = 48617
Step 62: 48617 + 797 = 49414
Step 63: 49414 + 797 = 50211
Step 64: 50211 + 797 = 51008
Step 65: 51008 + 797 = 51805
Step 66: 51805 + 797 = 52602
Step 67: 52602 + 797 = 53399
Step 68: 53399 + 797 = 54196
Step 69: 54196 + 797 = 54993
Step 70: 54993 + 797 = 55790
Step 71: 55790 + 797 = 56587
Step 72: 56587 + 797 = 57384
Step 73: 57384 + 797 = 58181
Step 74: 58181 + 797 = 58978
Step 75: 58978 + 797 = 59775
Step 76: 59775 + 797 = 60572
Step 77: 60572 + 797 = 61369
Step 78: 61369 + 797 = 62166
Step 79: 62166 + 797 = 62963
Step 80: 62963 + 797 = 63760
Step 81: 63760 + 797 = 64557
Step 82: 64557 + 797 = 65354
Step 83: 65354 + 797 = 66151
Step 84: 66151 + 797 = 66948
Step 85: 66948 + 797 = 67745
Step 86: 67745 + 797 = 68542
Step 87: 68542 + 797 = 69339
Step 88: 69339 + 797 = 70136
Step 89: 70136 + 797 = 70933
Step 90: 70933 + 797 = 71730
Step 91: 71730 + 797 = 72527
Step 92: 72527 + 797 = 73324
Step 93: 73324 + 797 = 74121
Step 94: 74121 + 797 = 74918
Step 95: 74918 + 797 = 75715
Step 96: 75715 + 797 = 76512
Step 97: 76512 + 797 = 77309
Step 98: 77309 + 797 = 78106
Step 99: 78106 + 797 = 78903
Step 100: 78903 + 797 = 79700
Step 101: 79700 + 797 = 80497
Step 102: 80497 + 797 = 81294
Step 103: 81294 + 797 = 82091
Step 104: 82091 + 797 = 82888
Step 105: 82888 + 797 = 83685
Step 106: 83685 + 797 = 84482
Step 107: 84482 + 797 = 85279
Step 108: 85279 + 797 = 86076
Step 109: 86076 + 797 = 86873
Step 110: 86873 + 797 = 87670
Step 111: 87670 + 797 = 88467
Step 112: 88467 + 797 = 89264
Step 113: 89264 + 797 = 90061
Step 114: 90061 + 797 = 90858
Step 115: 90858 + 797 = 91655
Step 116: 91655 + 797 = 92452
Step 117: 92452 + 797 = 93249
Step 118: 93249 + 797 = 94046
Step 119: 94046 + 797 = 94843
Step 120: 94843 + 797 = 95640
Step 121: 95640 + 797 = 96437
Step 122: 96437 + 797 = 97234
Step 123: 97234 + 797 = 98031
Step 124: 98031 + 797 = 98828
Step 125: 98828 + 797 = 99625
Step 126: 99625 + 797 = 100422
Step 127: 100422 + 797 = 101219
Step 128: 101219 + 797 = 102016
Step 129: 102016 + 797 = 102813
Step 130: 102813 + 797 = 103610
Step 131: 103610 + 797 = 104407
Step 132: 104407 + 797 = 105204
Step 133: 105204 + 797 = 106001
Step 134: 106001 + 797 = 106798
Step 135: 106798 + 797 = 107595
Step 136: 107595 + 797 = 108392
Step 137: 108392 + 797 = 109189
Step 138: 109189 + 797 = 109986
Step 139: 109986 + 797 = 110783
Step 140: 110783 + 797 = 111580
Step 141: 111580 + 797 = 112377
Step 142: 112377 + 797 = 113174
Step 143: 113174 + 797 = 113971
Step 144: 113971 + 797 = 114768
Step 145: 114768 + 797 = 115565
Step 146: 115565 + 797 = 116362
Step 147: 116362 + 797 = 117159
Step 148: 117159 + 797 = 117956
Step 149: 117956 + 797 = 118753
Step 150: 118753 + 797 = 119550
Step 151: 119550 + 797 = 120347
Step 152: 120347 + 797 = 121144
Step 153: 121144 + 797 = 121941
Step 154: 121941 + 797 = 122738
Step 155: 122738 + 797 = 123535
Step 156: 123535 + 797 = 124332
Step 157: 124332 + 797 = 125129
Step 158: 125129 + 797 = 125926
Step 159: 125926 + 797 = 126723
Step 160: 126723 + 797 = 127520
Step 161: 127520 + 797 = 128317
Step 162: 128317 + 797 = 129114
Step 163: 129114 + 797 = 129911
Step 164: 129911 + 797 = 130708
Step 165: 130708 + 797 = 131505
Step 166: 131505 + 797 = 132302
Step 167: 132302 + 797 = 133099
Step 168: 133099 + 797 = 133896
Step 169: 133896 + 797 = 134693
Step 170: 134693 + 797 = 135490
Step 171: 135490 + 797 = 136287
Step 172: 136287 + 797 = 137084
Step 173: 137084 + 797 = 137881
Step 174: 137881 + 797 = 138678
Step 175: 138678 + 797 = 139475
Step 176: 139475 + 797 = 140272
Step 177: 140272 + 797 = 141069
Step 178: 141069 + 797 = 141866
Step 179: 141866 + 797 = 142663
Step 180: 142663 + 797 = 143460
Step 181: 143460 + 797 = 144257
Step 182: 144257 + 797 = 145054
Step 183: 145054 + 797 = 145851
Step 184: 145851 + 797 = 146648
Step 185: 146648 + 797 = 147445
Step 186: 147445 + 797 = 148242
Step 187: 148242 + 797 = 149039
Step 188: 149039 + 797 = 149836
Step 189: 149836 + 797 = 150633
Step 190: 150633 + 797 = 151430
Step 191: 151430 + 797 = 152227
Step 192: 152227 + 797 = 153024
Step 193: 153024 + 797 = 153821
Step 194: 153821 + 797 = 154618
Step 195: 154618 + 797 = 155415
Step 196: 155415 + 797 = 156212
Step 197: 156212 + 797 = 157009
Step 198: 157009 + 797 = 157806
Step 199: 157806 + 797 = 158603
Step 200: 158603 + 797 = 159400
Step 201: 159400 + 797 = 160197
Step 202: 160197 + 797 = 160994
Step 203: 160994 + 797 = 161791
Step 204: 161791 + 797 = 162588
Step 205: 162588 + 797 = 163385
Step 206: 163385 + 797 = 164182
Step 207: 164182 + 797 = 164979
Step 208: 164979 + 797 = 165776
Step 209: 165776 + 797 = 166573
Step 210: 166573 + 797 = 167370
Step 211: 167370 + 797 = 168167
Step 212: 168167 + 797 = 168964
Step 213: 168964 + 797 = 169761
Step 214: 169761 + 797 = 170558
Step 215: 170558 + 797 = 171355
Step 216: 171355 + 797 = 172152
Step 217: 172152 + 797 = 172949
Step 218: 172949 + 797 = 173746
Step 219: 173746 + 797 = 174543
Step 220: 174543 + 797 = 175340
Step 221: 175340 + 797 = 176137
Step 222: 176137 + 797 = 176934
Step 223: 176934 + 797 = 177731
Step 224: 177731 + 797 = 178528
Step 225: 178528 + 797 = 179325
Step 226: 179325 + 797 = 180122
Step 227: 180122 + 797 = 180919
Step 228: 180919 + 797 = 181716
Step 229: 181716 + 797 = 182513
Step 230: 182513 + 797 = 183310
Step 231: 183310 + 797 = 184107
Step 232: 184107 + 797 = 184904
Step 233: 184904 + 797 = 185701
Step 234: 185701 + 797 = 186498
Step 235: 186498 + 797 = 187295
Step 236: 187295 + 797 = 188092
Step 237: 188092 + 797 = 188889
Step 238: 188889 + 797 = 189686
Step 239: 189686 + 797 = 190483
Step 240: 190483 + 797 = 191280
Step 241: 191280 + 797 = 192077
Step 242: 192077 + 797 = 192874
Step 243: 192874 + 797 = 193671
Step 244: 193671 + 797 = 194468
Step 245: 194468 + 797 = 195265
Step 246: 195265 + 797 = 196062
Step 247: 196062 + 797 = 196859
Step 248: 196859 + 797 = 197656
Step 249: 197656 + 797 = 198453
Step 250: 198453 + 797 = 199250
Step 251: 199250 + 797 = 200047
Step 252: 200047 + 797 = 200844
Step 253: 200844 + 797 = 201641
Step 254: 201641 + 797 = 202438
Step 255: 202438 + 797 = 203235
Step 256: 203235 + 797 = 204032
Step 257: 204032 + 797 = 204829
Step 258: 204829 + 797 = 205626
Step 259: 205626 + 797 = 206423
Step 260: 206423 + 797 = 207220
Step 261: 207220 + 797 = 208017
Step 262: 208017 + 797 = 208814
Step 263: 208814 + 797 = 209611
Step 264: 209611 + 797 = 210408
Step 265: 210408 + 797 = 211205
Step 266: 211205 + 797 = 212002
Step 267: 212002 + 797 = 212799
Step 268: 212799 + 797 = 213596
Step 269: 213596 + 797 = 214393
Step 270: 214393 + 797 = 215190
Step 271: 215190 + 797 = 215987
Step 272: 215987 + 797 = 216784
Step 273: 216784 + 797 = 217581
Step 274: 217581 + 797 = 218378
Step 275: 218378 + 797 = 219175
Step 276: 219175 + 797 = 219972
Step 277: 219972 + 797 = 220769
Step 278: 220769 + 797 = 221566
Step 279: 221566 + 797 = 222363
Step 280: 222363 + 797 = 223160
Step 281: 223160 + 797 = 223957
Step 282: 223957 + 797 = 224754
Step 283: 224754 + 797 = 225551
Step 284: 225551 + 797 = 226348
Step 285: 226348 + 797 = 227145
Step 286: 227145 + 797 = 227942
Step 287: 227942 + 797 = 228739
Step 288: 228739 + 797 = 229536
Step 289: 229536 + 797 = 230333
Step 290: 230333 + 797 = 231130
Step 291: 231130 + 797 = 231927
Step 292: 231927 + 797 = 232724
Step 293: 232724 + 797 = 233521
Step 294: 233521 + 797 = 234318
Step 295: 234318 + 797 = 235115
Step 296: 235115 + 797 = 235912
Step 297: 235912 + 797 = 236709
Step 298: 236709 + 797 = 237506
Step 299: 237506 + 797 = 238303
Step 300: 238303 + 797 = 239100
Step 301: 239100 + 797 = 239897
Step 302: 239897 + 797 = 240694
Step 303: 240694 + 797 = 241491
Step 304: 241491 + 797 = 242288
Step 305: 242288 + 797 = 243085
Step 306: 243085 + 797 = 243882
Step 307: 243882 + 797 = 244679
Step 308: 244679 + 797 = 245476
Step 309: 245476 + 797 = 246273
Step 310: 246273 + 797 = 247070
Step 311: 247070 + 797 = 247867
Step 312: 247867 + 797 = 248664
Step 313: 248664 + 797 = 249461
Step 314: 249461 + 797 = 250258
Step 315: 250258 + 797 = 251055
Step 316: 251055 + 797 = 251852
Step 317: 251852 + 797 = 252649
Step 318: 252649 + 797 = 253446
Step 319: 253446 + 797 = 254243
Step 320: 254243 + 797 = 255040
Step 321: 255040 + 797 = 255837
Step 322: 255837 + 797 = 256634
Step 323: 256634 + 797 = 257431
Step 324: 257431 + 797 = 258228
Step 325: 258228 + 797 = 259025
Step 326: 259025 + 797 = 259822
Step 327: 259822 + 797 = 260619
Step 328: 260619 + 797 = 261416
Step 329: 261416 + 797 = 262213
Step 330: 262213 + 797 = 263010
Step 331: 263010 + 797 = 263807
Step 332: 263807 + 797 = 264604
Step 333: 264604 + 797 = 265401
Step 334: 265401 + 797 = 266198
Step 335: 266198 + 797 = 266995
Step 336: 266995 + 797 = 267792
Step 337: 267792 + 797 = 268589
Step 338: 268589 + 797 = 269386
Step 339: 269386 + 797 = 270183
Step 340: 270183 + 797 = 270980
Step 341: 270980 + 797 = 271777
Step 342: 271777 + 797 = 272574
Step 343: 272574 + 797 = 273371
Step 344: 273371 + 797 = 274168
Step 345: 274168 + 797 = 274965
Step 346: 274965 + 797 = 275762
Step 347: 275762 + 797 = 276559
Step 348: 276559 + 797 = 277356
Step 349: 277356 + 797 = 278153
Step 350: 278153 + 797 = 278950
Step 351: 278950 + 797 = 279747
Step 352: 279747 + 797 = 280544
Step 353: 280544 + 797 = 281341
Step 354: 281341 + 797 = 282138
Step 355: 282138 + 797 = 282935
Step 356: 282935 + 797 = 283732
Step 357: 283732 + 797 = 284529
Step 358: 284529 + 797 = 285326
Step 359: 285326 + 797 = 286123
Step 360: 286123 + 797 = 286920
Step 361: 286920 + 797 = 287717
Step 362: 287717 + 797 = 288514
Step 363: 288514 + 797 = 289311
Step 364: 289311 + 797 = 290108
Step 365: 290108 + 797 = 290905
Step 366: 290905 + 797 = 291702
Step 367: 291702 + 797 = 292499
Step 368: 292499 + 797 = 293296
Step 369: 293296 + 797 = 294093
Step 370: 294093 + 797 = 294890
Step 371: 294890 + 797 = 295687
Step 372: 295687 + 797 = 296484
Step 373: 296484 + 797 = 297281
Step 374: 297281 + 797 = 298078
Step 375: 298078 + 797 = 298875
Step 376: 298875 + 797 = 299672
Step 377: 299672 + 797 = 300469
Step 378: 300469 + 797 = 301266
Step 379: 301266 + 797 = 302063
Step 380: 302063 + 797 = 302860
Step 381: 302860 + 797 = 303657
Step 382: 303657 + 797 = 304454
Step 383: 304454 + 797 = 305251
Step 384: 305251 + 797 = 306048
Step 385: 306048 + 797 = 306845
Step 386: 306845 + 797 = 307642
Step 387: 307642 + 797 = 308439
Step 388: 308439 + 797 = 309236
Step 389: 309236 + 797 = 310033
Step 390: 310033 + 797 = 310830
Step 391: 310830 + 797 = 311627
Step 392: 311627 + 797 = 312424
Step 393: 312424 + 797 = 313221
Step 394: 313221 + 797 = 314018
Step 395: 314018 + 797 = 314815
Step 396: 314815 + 797 = 315612
Step 397: 315612 + 797 = 316409
Step 398: 316409 + 797 = 317206
Step 399: 317206 + 797 = 318003
Step 400: 318003 + 797 = 318800
Step 401: 318800 + 797 = 319597
Step 402: 319597 + 797 = 320394
Step 403: 320394 + 797 = 321191
Step 404: 321191 + 797 = 321988
Step 405: 321988 + 797 = 322785
Step 406: 322785 + 797 = 323582
Step 407: 323582 + 797 = 324379
Step 408: 324379 + 797 = 325176

So, 797*408 = 325176