OK, let's work through this together. We're starting with 102 and we're going to multiply it by 459, which means we add 102 to itself 459 times.
Step 1: 0 + 102 = 102
Step 2: 102 + 102 = 204
Step 3: 204 + 102 = 306
Step 4: 306 + 102 = 408
Step 5: 408 + 102 = 510
Step 6: 510 + 102 = 612
Step 7: 612 + 102 = 714
Step 8: 714 + 102 = 816
Step 9: 816 + 102 = 918
Step 10: 918 + 102 = 1020
Step 11: 1020 + 102 = 1122
Step 12: 1122 + 102 = 1224
Step 13: 1224 + 102 = 1326
Step 14: 1326 + 102 = 1428
Step 15: 1428 + 102 = 1530
Step 16: 1530 + 102 = 1632
Step 17: 1632 + 102 = 1734
Step 18: 1734 + 102 = 1836
Step 19: 1836 + 102 = 1938
Step 20: 1938 + 102 = 2040
Step 21: 2040 + 102 = 2142
Step 22: 2142 + 102 = 2244
Step 23: 2244 + 102 = 2346
Step 24: 2346 + 102 = 2448
Step 25: 2448 + 102 = 2550
Step 26: 2550 + 102 = 2652
Step 27: 2652 + 102 = 2754
Step 28: 2754 + 102 = 2856
Step 29: 2856 + 102 = 2958
Step 30: 2958 + 102 = 3060
Step 31: 3060 + 102 = 3162
Step 32: 3162 + 102 = 3264
Step 33: 3264 + 102 = 3366
Step 34: 3366 + 102 = 3468
Step 35: 3468 + 102 = 3570
Step 36: 3570 + 102 = 3672
Step 37: 3672 + 102 = 3774
Step 38: 3774 + 102 = 3876
Step 39: 3876 + 102 = 3978
Step 40: 3978 + 102 = 4080
Step 41: 4080 + 102 = 4182
Step 42: 4182 + 102 = 4284
Step 43: 4284 + 102 = 4386
Step 44: 4386 + 102 = 4488
Step 45: 4488 + 102 = 4590
Step 46: 4590 + 102 = 4692
Step 47: 4692 + 102 = 4794
Step 48: 4794 + 102 = 4896
Step 49: 4896 + 102 = 4998
Step 50: 4998 + 102 = 5100
Step 51: 5100 + 102 = 5202
Step 52: 5202 + 102 = 5304
Step 53: 5304 + 102 = 5406
Step 54: 5406 + 102 = 5508
Step 55: 5508 + 102 = 5610
Step 56: 5610 + 102 = 5712
Step 57: 5712 + 102 = 5814
Step 58: 5814 + 102 = 5916
Step 59: 5916 + 102 = 6018
Step 60: 6018 + 102 = 6120
Step 61: 6120 + 102 = 6222
Step 62: 6222 + 102 = 6324
Step 63: 6324 + 102 = 6426
Step 64: 6426 + 102 = 6528
Step 65: 6528 + 102 = 6630
Step 66: 6630 + 102 = 6732
Step 67: 6732 + 102 = 6834
Step 68: 6834 + 102 = 6936
Step 69: 6936 + 102 = 7038
Step 70: 7038 + 102 = 7140
Step 71: 7140 + 102 = 7242
Step 72: 7242 + 102 = 7344
Step 73: 7344 + 102 = 7446
Step 74: 7446 + 102 = 7548
Step 75: 7548 + 102 = 7650
Step 76: 7650 + 102 = 7752
Step 77: 7752 + 102 = 7854
Step 78: 7854 + 102 = 7956
Step 79: 7956 + 102 = 8058
Step 80: 8058 + 102 = 8160
Step 81: 8160 + 102 = 8262
Step 82: 8262 + 102 = 8364
Step 83: 8364 + 102 = 8466
Step 84: 8466 + 102 = 8568
Step 85: 8568 + 102 = 8670
Step 86: 8670 + 102 = 8772
Step 87: 8772 + 102 = 8874
Step 88: 8874 + 102 = 8976
Step 89: 8976 + 102 = 9078
Step 90: 9078 + 102 = 9180
Step 91: 9180 + 102 = 9282
Step 92: 9282 + 102 = 9384
Step 93: 9384 + 102 = 9486
Step 94: 9486 + 102 = 9588
Step 95: 9588 + 102 = 9690
Step 96: 9690 + 102 = 9792
Step 97: 9792 + 102 = 9894
Step 98: 9894 + 102 = 9996
Step 99: 9996 + 102 = 10098
Step 100: 10098 + 102 = 10200
Step 101: 10200 + 102 = 10302
Step 102: 10302 + 102 = 10404
Step 103: 10404 + 102 = 10506
Step 104: 10506 + 102 = 10608
Step 105: 10608 + 102 = 10710
Step 106: 10710 + 102 = 10812
Step 107: 10812 + 102 = 10914
Step 108: 10914 + 102 = 11016
Step 109: 11016 + 102 = 11118
Step 110: 11118 + 102 = 11220
Step 111: 11220 + 102 = 11322
Step 112: 11322 + 102 = 11424
Step 113: 11424 + 102 = 11526
Step 114: 11526 + 102 = 11628
Step 115: 11628 + 102 = 11730
Step 116: 11730 + 102 = 11832
Step 117: 11832 + 102 = 11934
Step 118: 11934 + 102 = 12036
Step 119: 12036 + 102 = 12138
Step 120: 12138 + 102 = 12240
Step 121: 12240 + 102 = 12342
Step 122: 12342 + 102 = 12444
Step 123: 12444 + 102 = 12546
Step 124: 12546 + 102 = 12648
Step 125: 12648 + 102 = 12750
Step 126: 12750 + 102 = 12852
Step 127: 12852 + 102 = 12954
Step 128: 12954 + 102 = 13056
Step 129: 13056 + 102 = 13158
Step 130: 13158 + 102 = 13260
Step 131: 13260 + 102 = 13362
Step 132: 13362 + 102 = 13464
Step 133: 13464 + 102 = 13566
Step 134: 13566 + 102 = 13668
Step 135: 13668 + 102 = 13770
Step 136: 13770 + 102 = 13872
Step 137: 13872 + 102 = 13974
Step 138: 13974 + 102 = 14076
Step 139: 14076 + 102 = 14178
Step 140: 14178 + 102 = 14280
Step 141: 14280 + 102 = 14382
Step 142: 14382 + 102 = 14484
Step 143: 14484 + 102 = 14586
Step 144: 14586 + 102 = 14688
Step 145: 14688 + 102 = 14790
Step 146: 14790 + 102 = 14892
Step 147: 14892 + 102 = 14994
Step 148: 14994 + 102 = 15096
Step 149: 15096 + 102 = 15198
Step 150: 15198 + 102 = 15300
Step 151: 15300 + 102 = 15402
Step 152: 15402 + 102 = 15504
Step 153: 15504 + 102 = 15606
Step 154: 15606 + 102 = 15708
Step 155: 15708 + 102 = 15810
Step 156: 15810 + 102 = 15912
Step 157: 15912 + 102 = 16014
Step 158: 16014 + 102 = 16116
Step 159: 16116 + 102 = 16218
Step 160: 16218 + 102 = 16320
Step 161: 16320 + 102 = 16422
Step 162: 16422 + 102 = 16524
Step 163: 16524 + 102 = 16626
Step 164: 16626 + 102 = 16728
Step 165: 16728 + 102 = 16830
Step 166: 16830 + 102 = 16932
Step 167: 16932 + 102 = 17034
Step 168: 17034 + 102 = 17136
Step 169: 17136 + 102 = 17238
Step 170: 17238 + 102 = 17340
Step 171: 17340 + 102 = 17442
Step 172: 17442 + 102 = 17544
Step 173: 17544 + 102 = 17646
Step 174: 17646 + 102 = 17748
Step 175: 17748 + 102 = 17850
Step 176: 17850 + 102 = 17952
Step 177: 17952 + 102 = 18054
Step 178: 18054 + 102 = 18156
Step 179: 18156 + 102 = 18258
Step 180: 18258 + 102 = 18360
Step 181: 18360 + 102 = 18462
Step 182: 18462 + 102 = 18564
Step 183: 18564 + 102 = 18666
Step 184: 18666 + 102 = 18768
Step 185: 18768 + 102 = 18870
Step 186: 18870 + 102 = 18972
Step 187: 18972 + 102 = 19074
Step 188: 19074 + 102 = 19176
Step 189: 19176 + 102 = 19278
Step 190: 19278 + 102 = 19380
Step 191: 19380 + 102 = 19482
Step 192: 19482 + 102 = 19584
Step 193: 19584 + 102 = 19686
Step 194: 19686 + 102 = 19788
Step 195: 19788 + 102 = 19890
Step 196: 19890 + 102 = 19992
Step 197: 19992 + 102 = 20094
Step 198: 20094 + 102 = 20196
Step 199: 20196 + 102 = 20298
Step 200: 20298 + 102 = 20400
Step 201: 20400 + 102 = 20502
Step 202: 20502 + 102 = 20604
Step 203: 20604 + 102 = 20706
Step 204: 20706 + 102 = 20808
Step 205: 20808 + 102 = 20910
Step 206: 20910 + 102 = 21012
Step 207: 21012 + 102 = 21114
Step 208: 21114 + 102 = 21216
Step 209: 21216 + 102 = 21318
Step 210: 21318 + 102 = 21420
Step 211: 21420 + 102 = 21522
Step 212: 21522 + 102 = 21624
Step 213: 21624 + 102 = 21726
Step 214: 21726 + 102 = 21828
Step 215: 21828 + 102 = 21930
Step 216: 21930 + 102 = 22032
Step 217: 22032 + 102 = 22134
Step 218: 22134 + 102 = 22236
Step 219: 22236 + 102 = 22338
Step 220: 22338 + 102 = 22440
Step 221: 22440 + 102 = 22542
Step 222: 22542 + 102 = 22644
Step 223: 22644 + 102 = 22746
Step 224: 22746 + 102 = 22848
Step 225: 22848 + 102 = 22950
Step 226: 22950 + 102 = 23052
Step 227: 23052 + 102 = 23154
Step 228: 23154 + 102 = 23256
Step 229: 23256 + 102 = 23358
Step 230: 23358 + 102 = 23460
Step 231: 23460 + 102 = 23562
Step 232: 23562 + 102 = 23664
Step 233: 23664 + 102 = 23766
Step 234: 23766 + 102 = 23868
Step 235: 23868 + 102 = 23970
Step 236: 23970 + 102 = 24072
Step 237: 24072 + 102 = 24174
Step 238: 24174 + 102 = 24276
Step 239: 24276 + 102 = 24378
Step 240: 24378 + 102 = 24480
Step 241: 24480 + 102 = 24582
Step 242: 24582 + 102 = 24684
Step 243: 24684 + 102 = 24786
Step 244: 24786 + 102 = 24888
Step 245: 24888 + 102 = 24990
Step 246: 24990 + 102 = 25092
Step 247: 25092 + 102 = 25194
Step 248: 25194 + 102 = 25296
Step 249: 25296 + 102 = 25398
Step 250: 25398 + 102 = 25500
Step 251: 25500 + 102 = 25602
Step 252: 25602 + 102 = 25704
Step 253: 25704 + 102 = 25806
Step 254: 25806 + 102 = 25908
Step 255: 25908 + 102 = 26010
Step 256: 26010 + 102 = 26112
Step 257: 26112 + 102 = 26214
Step 258: 26214 + 102 = 26316
Step 259: 26316 + 102 = 26418
Step 260: 26418 + 102 = 26520
Step 261: 26520 + 102 = 26622
Step 262: 26622 + 102 = 26724
Step 263: 26724 + 102 = 26826
Step 264: 26826 + 102 = 26928
Step 265: 26928 + 102 = 27030
Step 266: 27030 + 102 = 27132
Step 267: 27132 + 102 = 27234
Step 268: 27234 + 102 = 27336
Step 269: 27336 + 102 = 27438
Step 270: 27438 + 102 = 27540
Step 271: 27540 + 102 = 27642
Step 272: 27642 + 102 = 27744
Step 273: 27744 + 102 = 27846
Step 274: 27846 + 102 = 27948
Step 275: 27948 + 102 = 28050
Step 276: 28050 + 102 = 28152
Step 277: 28152 + 102 = 28254
Step 278: 28254 + 102 = 28356
Step 279: 28356 + 102 = 28458
Step 280: 28458 + 102 = 28560
Step 281: 28560 + 102 = 28662
Step 282: 28662 + 102 = 28764
Step 283: 28764 + 102 = 28866
Step 284: 28866 + 102 = 28968
Step 285: 28968 + 102 = 29070
Step 286: 29070 + 102 = 29172
Step 287: 29172 + 102 = 29274
Step 288: 29274 + 102 = 29376
Step 289: 29376 + 102 = 29478
Step 290: 29478 + 102 = 29580
Step 291: 29580 + 102 = 29682
Step 292: 29682 + 102 = 29784
Step 293: 29784 + 102 = 29886
Step 294: 29886 + 102 = 29988
Step 295: 29988 + 102 = 30090
Step 296: 30090 + 102 = 30192
Step 297: 30192 + 102 = 30294
Step 298: 30294 + 102 = 30396
Step 299: 30396 + 102 = 30498
Step 300: 30498 + 102 = 30600
Step 301: 30600 + 102 = 30702
Step 302: 30702 + 102 = 30804
Step 303: 30804 + 102 = 30906
Step 304: 30906 + 102 = 31008
Step 305: 31008 + 102 = 31110
Step 306: 31110 + 102 = 31212
Step 307: 31212 + 102 = 31314
Step 308: 31314 + 102 = 31416
Step 309: 31416 + 102 = 31518
Step 310: 31518 + 102 = 31620
Step 311: 31620 + 102 = 31722
Step 312: 31722 + 102 = 31824
Step 313: 31824 + 102 = 31926
Step 314: 31926 + 102 = 32028
Step 315: 32028 + 102 = 32130
Step 316: 32130 + 102 = 32232
Step 317: 32232 + 102 = 32334
Step 318: 32334 + 102 = 32436
Step 319: 32436 + 102 = 32538
Step 320: 32538 + 102 = 32640
Step 321: 32640 + 102 = 32742
Step 322: 32742 + 102 = 32844
Step 323: 32844 + 102 = 32946
Step 324: 32946 + 102 = 33048
Step 325: 33048 + 102 = 33150
Step 326: 33150 + 102 = 33252
Step 327: 33252 + 102 = 33354
Step 328: 33354 + 102 = 33456
Step 329: 33456 + 102 = 33558
Step 330: 33558 + 102 = 33660
Step 331: 33660 + 102 = 33762
Step 332: 33762 + 102 = 33864
Step 333: 33864 + 102 = 33966
Step 334: 33966 + 102 = 34068
Step 335: 34068 + 102 = 34170
Step 336: 34170 + 102 = 34272
Step 337: 34272 + 102 = 34374
Step 338: 34374 + 102 = 34476
Step 339: 34476 + 102 = 34578
Step 340: 34578 + 102 = 34680
Step 341: 34680 + 102 = 34782
Step 342: 34782 + 102 = 34884
Step 343: 34884 + 102 = 34986
Step 344: 34986 + 102 = 35088
Step 345: 35088 + 102 = 35190
Step 346: 35190 + 102 = 35292
Step 347: 35292 + 102 = 35394
Step 348: 35394 + 102 = 35496
Step 349: 35496 + 102 = 35598
Step 350: 35598 + 102 = 35700
Step 351: 35700 + 102 = 35802
Step 352: 35802 + 102 = 35904
Step 353: 35904 + 102 = 36006
Step 354: 36006 + 102 = 36108
Step 355: 36108 + 102 = 36210
Step 356: 36210 + 102 = 36312
Step 357: 36312 + 102 = 36414
Step 358: 36414 + 102 = 36516
Step 359: 36516 + 102 = 36618
Step 360: 36618 + 102 = 36720
Step 361: 36720 + 102 = 36822
Step 362: 36822 + 102 = 36924
Step 363: 36924 + 102 = 37026
Step 364: 37026 + 102 = 37128
Step 365: 37128 + 102 = 37230
Step 366: 37230 + 102 = 37332
Step 367: 37332 + 102 = 37434
Step 368: 37434 + 102 = 37536
Step 369: 37536 + 102 = 37638
Step 370: 37638 + 102 = 37740
Step 371: 37740 + 102 = 37842
Step 372: 37842 + 102 = 37944
Step 373: 37944 + 102 = 38046
Step 374: 38046 + 102 = 38148
Step 375: 38148 + 102 = 38250
Step 376: 38250 + 102 = 38352
Step 377: 38352 + 102 = 38454
Step 378: 38454 + 102 = 38556
Step 379: 38556 + 102 = 38658
Step 380: 38658 + 102 = 38760
Step 381: 38760 + 102 = 38862
Step 382: 38862 + 102 = 38964
Step 383: 38964 + 102 = 39066
Step 384: 39066 + 102 = 39168
Step 385: 39168 + 102 = 39270
Step 386: 39270 + 102 = 39372
Step 387: 39372 + 102 = 39474
Step 388: 39474 + 102 = 39576
Step 389: 39576 + 102 = 39678
Step 390: 39678 + 102 = 39780
Step 391: 39780 + 102 = 39882
Step 392: 39882 + 102 = 39984
Step 393: 39984 + 102 = 40086
Step 394: 40086 + 102 = 40188
Step 395: 40188 + 102 = 40290
Step 396: 40290 + 102 = 40392
Step 397: 40392 + 102 = 40494
Step 398: 40494 + 102 = 40596
Step 399: 40596 + 102 = 40698
Step 400: 40698 + 102 = 40800
Step 401: 40800 + 102 = 40902
Step 402: 40902 + 102 = 41004
Step 403: 41004 + 102 = 41106
Step 404: 41106 + 102 = 41208
Step 405: 41208 + 102 = 41310
Step 406: 41310 + 102 = 41412
Step 407: 41412 + 102 = 41514
Step 408: 41514 + 102 = 41616
Step 409: 41616 + 102 = 41718
Step 410: 41718 + 102 = 41820
Step 411: 41820 + 102 = 41922
Step 412: 41922 + 102 = 42024
Step 413: 42024 + 102 = 42126
Step 414: 42126 + 102 = 42228
Step 415: 42228 + 102 = 42330
Step 416: 42330 + 102 = 42432
Step 417: 42432 + 102 = 42534
Step 418: 42534 + 102 = 42636
Step 419: 42636 + 102 = 42738
Step 420: 42738 + 102 = 42840
Step 421: 42840 + 102 = 42942
Step 422: 42942 + 102 = 43044
Step 423: 43044 + 102 = 43146
Step 424: 43146 + 102 = 43248
Step 425: 43248 + 102 = 43350
Step 426: 43350 + 102 = 43452
Step 427: 43452 + 102 = 43554
Step 428: 43554 + 102 = 43656
Step 429: 43656 + 102 = 43758
Step 430: 43758 + 102 = 43860
Step 431: 43860 + 102 = 43962
Step 432: 43962 + 102 = 44064
Step 433: 44064 + 102 = 44166
Step 434: 44166 + 102 = 44268
Step 435: 44268 + 102 = 44370
Step 436: 44370 + 102 = 44472
Step 437: 44472 + 102 = 44574
Step 438: 44574 + 102 = 44676
Step 439: 44676 + 102 = 44778
Step 440: 44778 + 102 = 44880
Step 441: 44880 + 102 = 44982
Step 442: 44982 + 102 = 45084
Step 443: 45084 + 102 = 45186
Step 444: 45186 + 102 = 45288
Step 445: 45288 + 102 = 45390
Step 446: 45390 + 102 = 45492
Step 447: 45492 + 102 = 45594
Step 448: 45594 + 102 = 45696
Step 449: 45696 + 102 = 45798
Step 450: 45798 + 102 = 45900
Step 451: 45900 + 102 = 46002
Step 452: 46002 + 102 = 46104
Step 453: 46104 + 102 = 46206
Step 454: 46206 + 102 = 46308
Step 455: 46308 + 102 = 46410
Step 456: 46410 + 102 = 46512
Step 457: 46512 + 102 = 46614
Step 458: 46614 + 102 = 46716
Step 459: 46716 + 102 = 46818

So, 102*459 = 46818