Let's get this math done. We have 417 and we're going to multiply it by 142. This is the same as taking 417 and adding it to itself 142 times.
Step 1: 0 + 417 = 417
Step 2: 417 + 417 = 834
Step 3: 834 + 417 = 1251
Step 4: 1251 + 417 = 1668
Step 5: 1668 + 417 = 2085
Step 6: 2085 + 417 = 2502
Step 7: 2502 + 417 = 2919
Step 8: 2919 + 417 = 3336
Step 9: 3336 + 417 = 3753
Step 10: 3753 + 417 = 4170
Step 11: 4170 + 417 = 4587
Step 12: 4587 + 417 = 5004
Step 13: 5004 + 417 = 5421
Step 14: 5421 + 417 = 5838
Step 15: 5838 + 417 = 6255
Step 16: 6255 + 417 = 6672
Step 17: 6672 + 417 = 7089
Step 18: 7089 + 417 = 7506
Step 19: 7506 + 417 = 7923
Step 20: 7923 + 417 = 8340
Step 21: 8340 + 417 = 8757
Step 22: 8757 + 417 = 9174
Step 23: 9174 + 417 = 9591
Step 24: 9591 + 417 = 10008
Step 25: 10008 + 417 = 10425
Step 26: 10425 + 417 = 10842
Step 27: 10842 + 417 = 11259
Step 28: 11259 + 417 = 11676
Step 29: 11676 + 417 = 12093
Step 30: 12093 + 417 = 12510
Step 31: 12510 + 417 = 12927
Step 32: 12927 + 417 = 13344
Step 33: 13344 + 417 = 13761
Step 34: 13761 + 417 = 14178
Step 35: 14178 + 417 = 14595
Step 36: 14595 + 417 = 15012
Step 37: 15012 + 417 = 15429
Step 38: 15429 + 417 = 15846
Step 39: 15846 + 417 = 16263
Step 40: 16263 + 417 = 16680
Step 41: 16680 + 417 = 17097
Step 42: 17097 + 417 = 17514
Step 43: 17514 + 417 = 17931
Step 44: 17931 + 417 = 18348
Step 45: 18348 + 417 = 18765
Step 46: 18765 + 417 = 19182
Step 47: 19182 + 417 = 19599
Step 48: 19599 + 417 = 20016
Step 49: 20016 + 417 = 20433
Step 50: 20433 + 417 = 20850
Step 51: 20850 + 417 = 21267
Step 52: 21267 + 417 = 21684
Step 53: 21684 + 417 = 22101
Step 54: 22101 + 417 = 22518
Step 55: 22518 + 417 = 22935
Step 56: 22935 + 417 = 23352
Step 57: 23352 + 417 = 23769
Step 58: 23769 + 417 = 24186
Step 59: 24186 + 417 = 24603
Step 60: 24603 + 417 = 25020
Step 61: 25020 + 417 = 25437
Step 62: 25437 + 417 = 25854
Step 63: 25854 + 417 = 26271
Step 64: 26271 + 417 = 26688
Step 65: 26688 + 417 = 27105
Step 66: 27105 + 417 = 27522
Step 67: 27522 + 417 = 27939
Step 68: 27939 + 417 = 28356
Step 69: 28356 + 417 = 28773
Step 70: 28773 + 417 = 29190
Step 71: 29190 + 417 = 29607
Step 72: 29607 + 417 = 30024
Step 73: 30024 + 417 = 30441
Step 74: 30441 + 417 = 30858
Step 75: 30858 + 417 = 31275
Step 76: 31275 + 417 = 31692
Step 77: 31692 + 417 = 32109
Step 78: 32109 + 417 = 32526
Step 79: 32526 + 417 = 32943
Step 80: 32943 + 417 = 33360
Step 81: 33360 + 417 = 33777
Step 82: 33777 + 417 = 34194
Step 83: 34194 + 417 = 34611
Step 84: 34611 + 417 = 35028
Step 85: 35028 + 417 = 35445
Step 86: 35445 + 417 = 35862
Step 87: 35862 + 417 = 36279
Step 88: 36279 + 417 = 36696
Step 89: 36696 + 417 = 37113
Step 90: 37113 + 417 = 37530
Step 91: 37530 + 417 = 37947
Step 92: 37947 + 417 = 38364
Step 93: 38364 + 417 = 38781
Step 94: 38781 + 417 = 39198
Step 95: 39198 + 417 = 39615
Step 96: 39615 + 417 = 40032
Step 97: 40032 + 417 = 40449
Step 98: 40449 + 417 = 40866
Step 99: 40866 + 417 = 41283
Step 100: 41283 + 417 = 41700
Step 101: 41700 + 417 = 42117
Step 102: 42117 + 417 = 42534
Step 103: 42534 + 417 = 42951
Step 104: 42951 + 417 = 43368
Step 105: 43368 + 417 = 43785
Step 106: 43785 + 417 = 44202
Step 107: 44202 + 417 = 44619
Step 108: 44619 + 417 = 45036
Step 109: 45036 + 417 = 45453
Step 110: 45453 + 417 = 45870
Step 111: 45870 + 417 = 46287
Step 112: 46287 + 417 = 46704
Step 113: 46704 + 417 = 47121
Step 114: 47121 + 417 = 47538
Step 115: 47538 + 417 = 47955
Step 116: 47955 + 417 = 48372
Step 117: 48372 + 417 = 48789
Step 118: 48789 + 417 = 49206
Step 119: 49206 + 417 = 49623
Step 120: 49623 + 417 = 50040
Step 121: 50040 + 417 = 50457
Step 122: 50457 + 417 = 50874
Step 123: 50874 + 417 = 51291
Step 124: 51291 + 417 = 51708
Step 125: 51708 + 417 = 52125
Step 126: 52125 + 417 = 52542
Step 127: 52542 + 417 = 52959
Step 128: 52959 + 417 = 53376
Step 129: 53376 + 417 = 53793
Step 130: 53793 + 417 = 54210
Step 131: 54210 + 417 = 54627
Step 132: 54627 + 417 = 55044
Step 133: 55044 + 417 = 55461
Step 134: 55461 + 417 = 55878
Step 135: 55878 + 417 = 56295
Step 136: 56295 + 417 = 56712
Step 137: 56712 + 417 = 57129
Step 138: 57129 + 417 = 57546
Step 139: 57546 + 417 = 57963
Step 140: 57963 + 417 = 58380
Step 141: 58380 + 417 = 58797
Step 142: 58797 + 417 = 59214

So, 417*142 = 59214