Sure thing, let's get straight to it. We start with 439 and we're going to multiply it by 156, which means adding 439 to itself 156 times.
Step 1: 0 + 439 = 439
Step 2: 439 + 439 = 878
Step 3: 878 + 439 = 1317
Step 4: 1317 + 439 = 1756
Step 5: 1756 + 439 = 2195
Step 6: 2195 + 439 = 2634
Step 7: 2634 + 439 = 3073
Step 8: 3073 + 439 = 3512
Step 9: 3512 + 439 = 3951
Step 10: 3951 + 439 = 4390
Step 11: 4390 + 439 = 4829
Step 12: 4829 + 439 = 5268
Step 13: 5268 + 439 = 5707
Step 14: 5707 + 439 = 6146
Step 15: 6146 + 439 = 6585
Step 16: 6585 + 439 = 7024
Step 17: 7024 + 439 = 7463
Step 18: 7463 + 439 = 7902
Step 19: 7902 + 439 = 8341
Step 20: 8341 + 439 = 8780
Step 21: 8780 + 439 = 9219
Step 22: 9219 + 439 = 9658
Step 23: 9658 + 439 = 10097
Step 24: 10097 + 439 = 10536
Step 25: 10536 + 439 = 10975
Step 26: 10975 + 439 = 11414
Step 27: 11414 + 439 = 11853
Step 28: 11853 + 439 = 12292
Step 29: 12292 + 439 = 12731
Step 30: 12731 + 439 = 13170
Step 31: 13170 + 439 = 13609
Step 32: 13609 + 439 = 14048
Step 33: 14048 + 439 = 14487
Step 34: 14487 + 439 = 14926
Step 35: 14926 + 439 = 15365
Step 36: 15365 + 439 = 15804
Step 37: 15804 + 439 = 16243
Step 38: 16243 + 439 = 16682
Step 39: 16682 + 439 = 17121
Step 40: 17121 + 439 = 17560
Step 41: 17560 + 439 = 17999
Step 42: 17999 + 439 = 18438
Step 43: 18438 + 439 = 18877
Step 44: 18877 + 439 = 19316
Step 45: 19316 + 439 = 19755
Step 46: 19755 + 439 = 20194
Step 47: 20194 + 439 = 20633
Step 48: 20633 + 439 = 21072
Step 49: 21072 + 439 = 21511
Step 50: 21511 + 439 = 21950
Step 51: 21950 + 439 = 22389
Step 52: 22389 + 439 = 22828
Step 53: 22828 + 439 = 23267
Step 54: 23267 + 439 = 23706
Step 55: 23706 + 439 = 24145
Step 56: 24145 + 439 = 24584
Step 57: 24584 + 439 = 25023
Step 58: 25023 + 439 = 25462
Step 59: 25462 + 439 = 25901
Step 60: 25901 + 439 = 26340
Step 61: 26340 + 439 = 26779
Step 62: 26779 + 439 = 27218
Step 63: 27218 + 439 = 27657
Step 64: 27657 + 439 = 28096
Step 65: 28096 + 439 = 28535
Step 66: 28535 + 439 = 28974
Step 67: 28974 + 439 = 29413
Step 68: 29413 + 439 = 29852
Step 69: 29852 + 439 = 30291
Step 70: 30291 + 439 = 30730
Step 71: 30730 + 439 = 31169
Step 72: 31169 + 439 = 31608
Step 73: 31608 + 439 = 32047
Step 74: 32047 + 439 = 32486
Step 75: 32486 + 439 = 32925
Step 76: 32925 + 439 = 33364
Step 77: 33364 + 439 = 33803
Step 78: 33803 + 439 = 34242
Step 79: 34242 + 439 = 34681
Step 80: 34681 + 439 = 35120
Step 81: 35120 + 439 = 35559
Step 82: 35559 + 439 = 35998
Step 83: 35998 + 439 = 36437
Step 84: 36437 + 439 = 36876
Step 85: 36876 + 439 = 37315
Step 86: 37315 + 439 = 37754
Step 87: 37754 + 439 = 38193
Step 88: 38193 + 439 = 38632
Step 89: 38632 + 439 = 39071
Step 90: 39071 + 439 = 39510
Step 91: 39510 + 439 = 39949
Step 92: 39949 + 439 = 40388
Step 93: 40388 + 439 = 40827
Step 94: 40827 + 439 = 41266
Step 95: 41266 + 439 = 41705
Step 96: 41705 + 439 = 42144
Step 97: 42144 + 439 = 42583
Step 98: 42583 + 439 = 43022
Step 99: 43022 + 439 = 43461
Step 100: 43461 + 439 = 43900
Step 101: 43900 + 439 = 44339
Step 102: 44339 + 439 = 44778
Step 103: 44778 + 439 = 45217
Step 104: 45217 + 439 = 45656
Step 105: 45656 + 439 = 46095
Step 106: 46095 + 439 = 46534
Step 107: 46534 + 439 = 46973
Step 108: 46973 + 439 = 47412
Step 109: 47412 + 439 = 47851
Step 110: 47851 + 439 = 48290
Step 111: 48290 + 439 = 48729
Step 112: 48729 + 439 = 49168
Step 113: 49168 + 439 = 49607
Step 114: 49607 + 439 = 50046
Step 115: 50046 + 439 = 50485
Step 116: 50485 + 439 = 50924
Step 117: 50924 + 439 = 51363
Step 118: 51363 + 439 = 51802
Step 119: 51802 + 439 = 52241
Step 120: 52241 + 439 = 52680
Step 121: 52680 + 439 = 53119
Step 122: 53119 + 439 = 53558
Step 123: 53558 + 439 = 53997
Step 124: 53997 + 439 = 54436
Step 125: 54436 + 439 = 54875
Step 126: 54875 + 439 = 55314
Step 127: 55314 + 439 = 55753
Step 128: 55753 + 439 = 56192
Step 129: 56192 + 439 = 56631
Step 130: 56631 + 439 = 57070
Step 131: 57070 + 439 = 57509
Step 132: 57509 + 439 = 57948
Step 133: 57948 + 439 = 58387
Step 134: 58387 + 439 = 58826
Step 135: 58826 + 439 = 59265
Step 136: 59265 + 439 = 59704
Step 137: 59704 + 439 = 60143
Step 138: 60143 + 439 = 60582
Step 139: 60582 + 439 = 61021
Step 140: 61021 + 439 = 61460
Step 141: 61460 + 439 = 61899
Step 142: 61899 + 439 = 62338
Step 143: 62338 + 439 = 62777
Step 144: 62777 + 439 = 63216
Step 145: 63216 + 439 = 63655
Step 146: 63655 + 439 = 64094
Step 147: 64094 + 439 = 64533
Step 148: 64533 + 439 = 64972
Step 149: 64972 + 439 = 65411
Step 150: 65411 + 439 = 65850
Step 151: 65850 + 439 = 66289
Step 152: 66289 + 439 = 66728
Step 153: 66728 + 439 = 67167
Step 154: 67167 + 439 = 67606
Step 155: 67606 + 439 = 68045
Step 156: 68045 + 439 = 68484

So, 439*156 = 68484