OK, let's work through this together. We're starting with 297 and we're going to multiply it by 168, which means we add 297 to itself 168 times.
Step 1: 0 + 297 = 297
Step 2: 297 + 297 = 594
Step 3: 594 + 297 = 891
Step 4: 891 + 297 = 1188
Step 5: 1188 + 297 = 1485
Step 6: 1485 + 297 = 1782
Step 7: 1782 + 297 = 2079
Step 8: 2079 + 297 = 2376
Step 9: 2376 + 297 = 2673
Step 10: 2673 + 297 = 2970
Step 11: 2970 + 297 = 3267
Step 12: 3267 + 297 = 3564
Step 13: 3564 + 297 = 3861
Step 14: 3861 + 297 = 4158
Step 15: 4158 + 297 = 4455
Step 16: 4455 + 297 = 4752
Step 17: 4752 + 297 = 5049
Step 18: 5049 + 297 = 5346
Step 19: 5346 + 297 = 5643
Step 20: 5643 + 297 = 5940
Step 21: 5940 + 297 = 6237
Step 22: 6237 + 297 = 6534
Step 23: 6534 + 297 = 6831
Step 24: 6831 + 297 = 7128
Step 25: 7128 + 297 = 7425
Step 26: 7425 + 297 = 7722
Step 27: 7722 + 297 = 8019
Step 28: 8019 + 297 = 8316
Step 29: 8316 + 297 = 8613
Step 30: 8613 + 297 = 8910
Step 31: 8910 + 297 = 9207
Step 32: 9207 + 297 = 9504
Step 33: 9504 + 297 = 9801
Step 34: 9801 + 297 = 10098
Step 35: 10098 + 297 = 10395
Step 36: 10395 + 297 = 10692
Step 37: 10692 + 297 = 10989
Step 38: 10989 + 297 = 11286
Step 39: 11286 + 297 = 11583
Step 40: 11583 + 297 = 11880
Step 41: 11880 + 297 = 12177
Step 42: 12177 + 297 = 12474
Step 43: 12474 + 297 = 12771
Step 44: 12771 + 297 = 13068
Step 45: 13068 + 297 = 13365
Step 46: 13365 + 297 = 13662
Step 47: 13662 + 297 = 13959
Step 48: 13959 + 297 = 14256
Step 49: 14256 + 297 = 14553
Step 50: 14553 + 297 = 14850
Step 51: 14850 + 297 = 15147
Step 52: 15147 + 297 = 15444
Step 53: 15444 + 297 = 15741
Step 54: 15741 + 297 = 16038
Step 55: 16038 + 297 = 16335
Step 56: 16335 + 297 = 16632
Step 57: 16632 + 297 = 16929
Step 58: 16929 + 297 = 17226
Step 59: 17226 + 297 = 17523
Step 60: 17523 + 297 = 17820
Step 61: 17820 + 297 = 18117
Step 62: 18117 + 297 = 18414
Step 63: 18414 + 297 = 18711
Step 64: 18711 + 297 = 19008
Step 65: 19008 + 297 = 19305
Step 66: 19305 + 297 = 19602
Step 67: 19602 + 297 = 19899
Step 68: 19899 + 297 = 20196
Step 69: 20196 + 297 = 20493
Step 70: 20493 + 297 = 20790
Step 71: 20790 + 297 = 21087
Step 72: 21087 + 297 = 21384
Step 73: 21384 + 297 = 21681
Step 74: 21681 + 297 = 21978
Step 75: 21978 + 297 = 22275
Step 76: 22275 + 297 = 22572
Step 77: 22572 + 297 = 22869
Step 78: 22869 + 297 = 23166
Step 79: 23166 + 297 = 23463
Step 80: 23463 + 297 = 23760
Step 81: 23760 + 297 = 24057
Step 82: 24057 + 297 = 24354
Step 83: 24354 + 297 = 24651
Step 84: 24651 + 297 = 24948
Step 85: 24948 + 297 = 25245
Step 86: 25245 + 297 = 25542
Step 87: 25542 + 297 = 25839
Step 88: 25839 + 297 = 26136
Step 89: 26136 + 297 = 26433
Step 90: 26433 + 297 = 26730
Step 91: 26730 + 297 = 27027
Step 92: 27027 + 297 = 27324
Step 93: 27324 + 297 = 27621
Step 94: 27621 + 297 = 27918
Step 95: 27918 + 297 = 28215
Step 96: 28215 + 297 = 28512
Step 97: 28512 + 297 = 28809
Step 98: 28809 + 297 = 29106
Step 99: 29106 + 297 = 29403
Step 100: 29403 + 297 = 29700
Step 101: 29700 + 297 = 29997
Step 102: 29997 + 297 = 30294
Step 103: 30294 + 297 = 30591
Step 104: 30591 + 297 = 30888
Step 105: 30888 + 297 = 31185
Step 106: 31185 + 297 = 31482
Step 107: 31482 + 297 = 31779
Step 108: 31779 + 297 = 32076
Step 109: 32076 + 297 = 32373
Step 110: 32373 + 297 = 32670
Step 111: 32670 + 297 = 32967
Step 112: 32967 + 297 = 33264
Step 113: 33264 + 297 = 33561
Step 114: 33561 + 297 = 33858
Step 115: 33858 + 297 = 34155
Step 116: 34155 + 297 = 34452
Step 117: 34452 + 297 = 34749
Step 118: 34749 + 297 = 35046
Step 119: 35046 + 297 = 35343
Step 120: 35343 + 297 = 35640
Step 121: 35640 + 297 = 35937
Step 122: 35937 + 297 = 36234
Step 123: 36234 + 297 = 36531
Step 124: 36531 + 297 = 36828
Step 125: 36828 + 297 = 37125
Step 126: 37125 + 297 = 37422
Step 127: 37422 + 297 = 37719
Step 128: 37719 + 297 = 38016
Step 129: 38016 + 297 = 38313
Step 130: 38313 + 297 = 38610
Step 131: 38610 + 297 = 38907
Step 132: 38907 + 297 = 39204
Step 133: 39204 + 297 = 39501
Step 134: 39501 + 297 = 39798
Step 135: 39798 + 297 = 40095
Step 136: 40095 + 297 = 40392
Step 137: 40392 + 297 = 40689
Step 138: 40689 + 297 = 40986
Step 139: 40986 + 297 = 41283
Step 140: 41283 + 297 = 41580
Step 141: 41580 + 297 = 41877
Step 142: 41877 + 297 = 42174
Step 143: 42174 + 297 = 42471
Step 144: 42471 + 297 = 42768
Step 145: 42768 + 297 = 43065
Step 146: 43065 + 297 = 43362
Step 147: 43362 + 297 = 43659
Step 148: 43659 + 297 = 43956
Step 149: 43956 + 297 = 44253
Step 150: 44253 + 297 = 44550
Step 151: 44550 + 297 = 44847
Step 152: 44847 + 297 = 45144
Step 153: 45144 + 297 = 45441
Step 154: 45441 + 297 = 45738
Step 155: 45738 + 297 = 46035
Step 156: 46035 + 297 = 46332
Step 157: 46332 + 297 = 46629
Step 158: 46629 + 297 = 46926
Step 159: 46926 + 297 = 47223
Step 160: 47223 + 297 = 47520
Step 161: 47520 + 297 = 47817
Step 162: 47817 + 297 = 48114
Step 163: 48114 + 297 = 48411
Step 164: 48411 + 297 = 48708
Step 165: 48708 + 297 = 49005
Step 166: 49005 + 297 = 49302
Step 167: 49302 + 297 = 49599
Step 168: 49599 + 297 = 49896

So, 297*168 = 49896