OK, let's work through this together. We're starting with 437 and we're going to multiply it by 168, which means we add 437 to itself 168 times.
Step 1: 0 + 437 = 437
Step 2: 437 + 437 = 874
Step 3: 874 + 437 = 1311
Step 4: 1311 + 437 = 1748
Step 5: 1748 + 437 = 2185
Step 6: 2185 + 437 = 2622
Step 7: 2622 + 437 = 3059
Step 8: 3059 + 437 = 3496
Step 9: 3496 + 437 = 3933
Step 10: 3933 + 437 = 4370
Step 11: 4370 + 437 = 4807
Step 12: 4807 + 437 = 5244
Step 13: 5244 + 437 = 5681
Step 14: 5681 + 437 = 6118
Step 15: 6118 + 437 = 6555
Step 16: 6555 + 437 = 6992
Step 17: 6992 + 437 = 7429
Step 18: 7429 + 437 = 7866
Step 19: 7866 + 437 = 8303
Step 20: 8303 + 437 = 8740
Step 21: 8740 + 437 = 9177
Step 22: 9177 + 437 = 9614
Step 23: 9614 + 437 = 10051
Step 24: 10051 + 437 = 10488
Step 25: 10488 + 437 = 10925
Step 26: 10925 + 437 = 11362
Step 27: 11362 + 437 = 11799
Step 28: 11799 + 437 = 12236
Step 29: 12236 + 437 = 12673
Step 30: 12673 + 437 = 13110
Step 31: 13110 + 437 = 13547
Step 32: 13547 + 437 = 13984
Step 33: 13984 + 437 = 14421
Step 34: 14421 + 437 = 14858
Step 35: 14858 + 437 = 15295
Step 36: 15295 + 437 = 15732
Step 37: 15732 + 437 = 16169
Step 38: 16169 + 437 = 16606
Step 39: 16606 + 437 = 17043
Step 40: 17043 + 437 = 17480
Step 41: 17480 + 437 = 17917
Step 42: 17917 + 437 = 18354
Step 43: 18354 + 437 = 18791
Step 44: 18791 + 437 = 19228
Step 45: 19228 + 437 = 19665
Step 46: 19665 + 437 = 20102
Step 47: 20102 + 437 = 20539
Step 48: 20539 + 437 = 20976
Step 49: 20976 + 437 = 21413
Step 50: 21413 + 437 = 21850
Step 51: 21850 + 437 = 22287
Step 52: 22287 + 437 = 22724
Step 53: 22724 + 437 = 23161
Step 54: 23161 + 437 = 23598
Step 55: 23598 + 437 = 24035
Step 56: 24035 + 437 = 24472
Step 57: 24472 + 437 = 24909
Step 58: 24909 + 437 = 25346
Step 59: 25346 + 437 = 25783
Step 60: 25783 + 437 = 26220
Step 61: 26220 + 437 = 26657
Step 62: 26657 + 437 = 27094
Step 63: 27094 + 437 = 27531
Step 64: 27531 + 437 = 27968
Step 65: 27968 + 437 = 28405
Step 66: 28405 + 437 = 28842
Step 67: 28842 + 437 = 29279
Step 68: 29279 + 437 = 29716
Step 69: 29716 + 437 = 30153
Step 70: 30153 + 437 = 30590
Step 71: 30590 + 437 = 31027
Step 72: 31027 + 437 = 31464
Step 73: 31464 + 437 = 31901
Step 74: 31901 + 437 = 32338
Step 75: 32338 + 437 = 32775
Step 76: 32775 + 437 = 33212
Step 77: 33212 + 437 = 33649
Step 78: 33649 + 437 = 34086
Step 79: 34086 + 437 = 34523
Step 80: 34523 + 437 = 34960
Step 81: 34960 + 437 = 35397
Step 82: 35397 + 437 = 35834
Step 83: 35834 + 437 = 36271
Step 84: 36271 + 437 = 36708
Step 85: 36708 + 437 = 37145
Step 86: 37145 + 437 = 37582
Step 87: 37582 + 437 = 38019
Step 88: 38019 + 437 = 38456
Step 89: 38456 + 437 = 38893
Step 90: 38893 + 437 = 39330
Step 91: 39330 + 437 = 39767
Step 92: 39767 + 437 = 40204
Step 93: 40204 + 437 = 40641
Step 94: 40641 + 437 = 41078
Step 95: 41078 + 437 = 41515
Step 96: 41515 + 437 = 41952
Step 97: 41952 + 437 = 42389
Step 98: 42389 + 437 = 42826
Step 99: 42826 + 437 = 43263
Step 100: 43263 + 437 = 43700
Step 101: 43700 + 437 = 44137
Step 102: 44137 + 437 = 44574
Step 103: 44574 + 437 = 45011
Step 104: 45011 + 437 = 45448
Step 105: 45448 + 437 = 45885
Step 106: 45885 + 437 = 46322
Step 107: 46322 + 437 = 46759
Step 108: 46759 + 437 = 47196
Step 109: 47196 + 437 = 47633
Step 110: 47633 + 437 = 48070
Step 111: 48070 + 437 = 48507
Step 112: 48507 + 437 = 48944
Step 113: 48944 + 437 = 49381
Step 114: 49381 + 437 = 49818
Step 115: 49818 + 437 = 50255
Step 116: 50255 + 437 = 50692
Step 117: 50692 + 437 = 51129
Step 118: 51129 + 437 = 51566
Step 119: 51566 + 437 = 52003
Step 120: 52003 + 437 = 52440
Step 121: 52440 + 437 = 52877
Step 122: 52877 + 437 = 53314
Step 123: 53314 + 437 = 53751
Step 124: 53751 + 437 = 54188
Step 125: 54188 + 437 = 54625
Step 126: 54625 + 437 = 55062
Step 127: 55062 + 437 = 55499
Step 128: 55499 + 437 = 55936
Step 129: 55936 + 437 = 56373
Step 130: 56373 + 437 = 56810
Step 131: 56810 + 437 = 57247
Step 132: 57247 + 437 = 57684
Step 133: 57684 + 437 = 58121
Step 134: 58121 + 437 = 58558
Step 135: 58558 + 437 = 58995
Step 136: 58995 + 437 = 59432
Step 137: 59432 + 437 = 59869
Step 138: 59869 + 437 = 60306
Step 139: 60306 + 437 = 60743
Step 140: 60743 + 437 = 61180
Step 141: 61180 + 437 = 61617
Step 142: 61617 + 437 = 62054
Step 143: 62054 + 437 = 62491
Step 144: 62491 + 437 = 62928
Step 145: 62928 + 437 = 63365
Step 146: 63365 + 437 = 63802
Step 147: 63802 + 437 = 64239
Step 148: 64239 + 437 = 64676
Step 149: 64676 + 437 = 65113
Step 150: 65113 + 437 = 65550
Step 151: 65550 + 437 = 65987
Step 152: 65987 + 437 = 66424
Step 153: 66424 + 437 = 66861
Step 154: 66861 + 437 = 67298
Step 155: 67298 + 437 = 67735
Step 156: 67735 + 437 = 68172
Step 157: 68172 + 437 = 68609
Step 158: 68609 + 437 = 69046
Step 159: 69046 + 437 = 69483
Step 160: 69483 + 437 = 69920
Step 161: 69920 + 437 = 70357
Step 162: 70357 + 437 = 70794
Step 163: 70794 + 437 = 71231
Step 164: 71231 + 437 = 71668
Step 165: 71668 + 437 = 72105
Step 166: 72105 + 437 = 72542
Step 167: 72542 + 437 = 72979
Step 168: 72979 + 437 = 73416

So, 437*168 = 73416