Let's roll up our sleeves and solve this. We have 106 and we're going to multiply it by 193, essentially adding 106 to itself 193 times.
Step 1: 0 + 106 = 106
Step 2: 106 + 106 = 212
Step 3: 212 + 106 = 318
Step 4: 318 + 106 = 424
Step 5: 424 + 106 = 530
Step 6: 530 + 106 = 636
Step 7: 636 + 106 = 742
Step 8: 742 + 106 = 848
Step 9: 848 + 106 = 954
Step 10: 954 + 106 = 1060
Step 11: 1060 + 106 = 1166
Step 12: 1166 + 106 = 1272
Step 13: 1272 + 106 = 1378
Step 14: 1378 + 106 = 1484
Step 15: 1484 + 106 = 1590
Step 16: 1590 + 106 = 1696
Step 17: 1696 + 106 = 1802
Step 18: 1802 + 106 = 1908
Step 19: 1908 + 106 = 2014
Step 20: 2014 + 106 = 2120
Step 21: 2120 + 106 = 2226
Step 22: 2226 + 106 = 2332
Step 23: 2332 + 106 = 2438
Step 24: 2438 + 106 = 2544
Step 25: 2544 + 106 = 2650
Step 26: 2650 + 106 = 2756
Step 27: 2756 + 106 = 2862
Step 28: 2862 + 106 = 2968
Step 29: 2968 + 106 = 3074
Step 30: 3074 + 106 = 3180
Step 31: 3180 + 106 = 3286
Step 32: 3286 + 106 = 3392
Step 33: 3392 + 106 = 3498
Step 34: 3498 + 106 = 3604
Step 35: 3604 + 106 = 3710
Step 36: 3710 + 106 = 3816
Step 37: 3816 + 106 = 3922
Step 38: 3922 + 106 = 4028
Step 39: 4028 + 106 = 4134
Step 40: 4134 + 106 = 4240
Step 41: 4240 + 106 = 4346
Step 42: 4346 + 106 = 4452
Step 43: 4452 + 106 = 4558
Step 44: 4558 + 106 = 4664
Step 45: 4664 + 106 = 4770
Step 46: 4770 + 106 = 4876
Step 47: 4876 + 106 = 4982
Step 48: 4982 + 106 = 5088
Step 49: 5088 + 106 = 5194
Step 50: 5194 + 106 = 5300
Step 51: 5300 + 106 = 5406
Step 52: 5406 + 106 = 5512
Step 53: 5512 + 106 = 5618
Step 54: 5618 + 106 = 5724
Step 55: 5724 + 106 = 5830
Step 56: 5830 + 106 = 5936
Step 57: 5936 + 106 = 6042
Step 58: 6042 + 106 = 6148
Step 59: 6148 + 106 = 6254
Step 60: 6254 + 106 = 6360
Step 61: 6360 + 106 = 6466
Step 62: 6466 + 106 = 6572
Step 63: 6572 + 106 = 6678
Step 64: 6678 + 106 = 6784
Step 65: 6784 + 106 = 6890
Step 66: 6890 + 106 = 6996
Step 67: 6996 + 106 = 7102
Step 68: 7102 + 106 = 7208
Step 69: 7208 + 106 = 7314
Step 70: 7314 + 106 = 7420
Step 71: 7420 + 106 = 7526
Step 72: 7526 + 106 = 7632
Step 73: 7632 + 106 = 7738
Step 74: 7738 + 106 = 7844
Step 75: 7844 + 106 = 7950
Step 76: 7950 + 106 = 8056
Step 77: 8056 + 106 = 8162
Step 78: 8162 + 106 = 8268
Step 79: 8268 + 106 = 8374
Step 80: 8374 + 106 = 8480
Step 81: 8480 + 106 = 8586
Step 82: 8586 + 106 = 8692
Step 83: 8692 + 106 = 8798
Step 84: 8798 + 106 = 8904
Step 85: 8904 + 106 = 9010
Step 86: 9010 + 106 = 9116
Step 87: 9116 + 106 = 9222
Step 88: 9222 + 106 = 9328
Step 89: 9328 + 106 = 9434
Step 90: 9434 + 106 = 9540
Step 91: 9540 + 106 = 9646
Step 92: 9646 + 106 = 9752
Step 93: 9752 + 106 = 9858
Step 94: 9858 + 106 = 9964
Step 95: 9964 + 106 = 10070
Step 96: 10070 + 106 = 10176
Step 97: 10176 + 106 = 10282
Step 98: 10282 + 106 = 10388
Step 99: 10388 + 106 = 10494
Step 100: 10494 + 106 = 10600
Step 101: 10600 + 106 = 10706
Step 102: 10706 + 106 = 10812
Step 103: 10812 + 106 = 10918
Step 104: 10918 + 106 = 11024
Step 105: 11024 + 106 = 11130
Step 106: 11130 + 106 = 11236
Step 107: 11236 + 106 = 11342
Step 108: 11342 + 106 = 11448
Step 109: 11448 + 106 = 11554
Step 110: 11554 + 106 = 11660
Step 111: 11660 + 106 = 11766
Step 112: 11766 + 106 = 11872
Step 113: 11872 + 106 = 11978
Step 114: 11978 + 106 = 12084
Step 115: 12084 + 106 = 12190
Step 116: 12190 + 106 = 12296
Step 117: 12296 + 106 = 12402
Step 118: 12402 + 106 = 12508
Step 119: 12508 + 106 = 12614
Step 120: 12614 + 106 = 12720
Step 121: 12720 + 106 = 12826
Step 122: 12826 + 106 = 12932
Step 123: 12932 + 106 = 13038
Step 124: 13038 + 106 = 13144
Step 125: 13144 + 106 = 13250
Step 126: 13250 + 106 = 13356
Step 127: 13356 + 106 = 13462
Step 128: 13462 + 106 = 13568
Step 129: 13568 + 106 = 13674
Step 130: 13674 + 106 = 13780
Step 131: 13780 + 106 = 13886
Step 132: 13886 + 106 = 13992
Step 133: 13992 + 106 = 14098
Step 134: 14098 + 106 = 14204
Step 135: 14204 + 106 = 14310
Step 136: 14310 + 106 = 14416
Step 137: 14416 + 106 = 14522
Step 138: 14522 + 106 = 14628
Step 139: 14628 + 106 = 14734
Step 140: 14734 + 106 = 14840
Step 141: 14840 + 106 = 14946
Step 142: 14946 + 106 = 15052
Step 143: 15052 + 106 = 15158
Step 144: 15158 + 106 = 15264
Step 145: 15264 + 106 = 15370
Step 146: 15370 + 106 = 15476
Step 147: 15476 + 106 = 15582
Step 148: 15582 + 106 = 15688
Step 149: 15688 + 106 = 15794
Step 150: 15794 + 106 = 15900
Step 151: 15900 + 106 = 16006
Step 152: 16006 + 106 = 16112
Step 153: 16112 + 106 = 16218
Step 154: 16218 + 106 = 16324
Step 155: 16324 + 106 = 16430
Step 156: 16430 + 106 = 16536
Step 157: 16536 + 106 = 16642
Step 158: 16642 + 106 = 16748
Step 159: 16748 + 106 = 16854
Step 160: 16854 + 106 = 16960
Step 161: 16960 + 106 = 17066
Step 162: 17066 + 106 = 17172
Step 163: 17172 + 106 = 17278
Step 164: 17278 + 106 = 17384
Step 165: 17384 + 106 = 17490
Step 166: 17490 + 106 = 17596
Step 167: 17596 + 106 = 17702
Step 168: 17702 + 106 = 17808
Step 169: 17808 + 106 = 17914
Step 170: 17914 + 106 = 18020
Step 171: 18020 + 106 = 18126
Step 172: 18126 + 106 = 18232
Step 173: 18232 + 106 = 18338
Step 174: 18338 + 106 = 18444
Step 175: 18444 + 106 = 18550
Step 176: 18550 + 106 = 18656
Step 177: 18656 + 106 = 18762
Step 178: 18762 + 106 = 18868
Step 179: 18868 + 106 = 18974
Step 180: 18974 + 106 = 19080
Step 181: 19080 + 106 = 19186
Step 182: 19186 + 106 = 19292
Step 183: 19292 + 106 = 19398
Step 184: 19398 + 106 = 19504
Step 185: 19504 + 106 = 19610
Step 186: 19610 + 106 = 19716
Step 187: 19716 + 106 = 19822
Step 188: 19822 + 106 = 19928
Step 189: 19928 + 106 = 20034
Step 190: 20034 + 106 = 20140
Step 191: 20140 + 106 = 20246
Step 192: 20246 + 106 = 20352
Step 193: 20352 + 106 = 20458

So, 106*193 = 20458