Alright, let's solve this math problem step by step. First, we have the number 647. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 149. So, we're going to take the number 647 and add it to itself 149 times.
Step 1: 0 + 647 = 647
Step 2: 647 + 647 = 1294
Step 3: 1294 + 647 = 1941
Step 4: 1941 + 647 = 2588
Step 5: 2588 + 647 = 3235
Step 6: 3235 + 647 = 3882
Step 7: 3882 + 647 = 4529
Step 8: 4529 + 647 = 5176
Step 9: 5176 + 647 = 5823
Step 10: 5823 + 647 = 6470
Step 11: 6470 + 647 = 7117
Step 12: 7117 + 647 = 7764
Step 13: 7764 + 647 = 8411
Step 14: 8411 + 647 = 9058
Step 15: 9058 + 647 = 9705
Step 16: 9705 + 647 = 10352
Step 17: 10352 + 647 = 10999
Step 18: 10999 + 647 = 11646
Step 19: 11646 + 647 = 12293
Step 20: 12293 + 647 = 12940
Step 21: 12940 + 647 = 13587
Step 22: 13587 + 647 = 14234
Step 23: 14234 + 647 = 14881
Step 24: 14881 + 647 = 15528
Step 25: 15528 + 647 = 16175
Step 26: 16175 + 647 = 16822
Step 27: 16822 + 647 = 17469
Step 28: 17469 + 647 = 18116
Step 29: 18116 + 647 = 18763
Step 30: 18763 + 647 = 19410
Step 31: 19410 + 647 = 20057
Step 32: 20057 + 647 = 20704
Step 33: 20704 + 647 = 21351
Step 34: 21351 + 647 = 21998
Step 35: 21998 + 647 = 22645
Step 36: 22645 + 647 = 23292
Step 37: 23292 + 647 = 23939
Step 38: 23939 + 647 = 24586
Step 39: 24586 + 647 = 25233
Step 40: 25233 + 647 = 25880
Step 41: 25880 + 647 = 26527
Step 42: 26527 + 647 = 27174
Step 43: 27174 + 647 = 27821
Step 44: 27821 + 647 = 28468
Step 45: 28468 + 647 = 29115
Step 46: 29115 + 647 = 29762
Step 47: 29762 + 647 = 30409
Step 48: 30409 + 647 = 31056
Step 49: 31056 + 647 = 31703
Step 50: 31703 + 647 = 32350
Step 51: 32350 + 647 = 32997
Step 52: 32997 + 647 = 33644
Step 53: 33644 + 647 = 34291
Step 54: 34291 + 647 = 34938
Step 55: 34938 + 647 = 35585
Step 56: 35585 + 647 = 36232
Step 57: 36232 + 647 = 36879
Step 58: 36879 + 647 = 37526
Step 59: 37526 + 647 = 38173
Step 60: 38173 + 647 = 38820
Step 61: 38820 + 647 = 39467
Step 62: 39467 + 647 = 40114
Step 63: 40114 + 647 = 40761
Step 64: 40761 + 647 = 41408
Step 65: 41408 + 647 = 42055
Step 66: 42055 + 647 = 42702
Step 67: 42702 + 647 = 43349
Step 68: 43349 + 647 = 43996
Step 69: 43996 + 647 = 44643
Step 70: 44643 + 647 = 45290
Step 71: 45290 + 647 = 45937
Step 72: 45937 + 647 = 46584
Step 73: 46584 + 647 = 47231
Step 74: 47231 + 647 = 47878
Step 75: 47878 + 647 = 48525
Step 76: 48525 + 647 = 49172
Step 77: 49172 + 647 = 49819
Step 78: 49819 + 647 = 50466
Step 79: 50466 + 647 = 51113
Step 80: 51113 + 647 = 51760
Step 81: 51760 + 647 = 52407
Step 82: 52407 + 647 = 53054
Step 83: 53054 + 647 = 53701
Step 84: 53701 + 647 = 54348
Step 85: 54348 + 647 = 54995
Step 86: 54995 + 647 = 55642
Step 87: 55642 + 647 = 56289
Step 88: 56289 + 647 = 56936
Step 89: 56936 + 647 = 57583
Step 90: 57583 + 647 = 58230
Step 91: 58230 + 647 = 58877
Step 92: 58877 + 647 = 59524
Step 93: 59524 + 647 = 60171
Step 94: 60171 + 647 = 60818
Step 95: 60818 + 647 = 61465
Step 96: 61465 + 647 = 62112
Step 97: 62112 + 647 = 62759
Step 98: 62759 + 647 = 63406
Step 99: 63406 + 647 = 64053
Step 100: 64053 + 647 = 64700
Step 101: 64700 + 647 = 65347
Step 102: 65347 + 647 = 65994
Step 103: 65994 + 647 = 66641
Step 104: 66641 + 647 = 67288
Step 105: 67288 + 647 = 67935
Step 106: 67935 + 647 = 68582
Step 107: 68582 + 647 = 69229
Step 108: 69229 + 647 = 69876
Step 109: 69876 + 647 = 70523
Step 110: 70523 + 647 = 71170
Step 111: 71170 + 647 = 71817
Step 112: 71817 + 647 = 72464
Step 113: 72464 + 647 = 73111
Step 114: 73111 + 647 = 73758
Step 115: 73758 + 647 = 74405
Step 116: 74405 + 647 = 75052
Step 117: 75052 + 647 = 75699
Step 118: 75699 + 647 = 76346
Step 119: 76346 + 647 = 76993
Step 120: 76993 + 647 = 77640
Step 121: 77640 + 647 = 78287
Step 122: 78287 + 647 = 78934
Step 123: 78934 + 647 = 79581
Step 124: 79581 + 647 = 80228
Step 125: 80228 + 647 = 80875
Step 126: 80875 + 647 = 81522
Step 127: 81522 + 647 = 82169
Step 128: 82169 + 647 = 82816
Step 129: 82816 + 647 = 83463
Step 130: 83463 + 647 = 84110
Step 131: 84110 + 647 = 84757
Step 132: 84757 + 647 = 85404
Step 133: 85404 + 647 = 86051
Step 134: 86051 + 647 = 86698
Step 135: 86698 + 647 = 87345
Step 136: 87345 + 647 = 87992
Step 137: 87992 + 647 = 88639
Step 138: 88639 + 647 = 89286
Step 139: 89286 + 647 = 89933
Step 140: 89933 + 647 = 90580
Step 141: 90580 + 647 = 91227
Step 142: 91227 + 647 = 91874
Step 143: 91874 + 647 = 92521
Step 144: 92521 + 647 = 93168
Step 145: 93168 + 647 = 93815
Step 146: 93815 + 647 = 94462
Step 147: 94462 + 647 = 95109
Step 148: 95109 + 647 = 95756
Step 149: 95756 + 647 = 96403

So, 647*149 = 96403