Let's roll up our sleeves and solve this. We have 102 and we're going to multiply it by 114, essentially adding 102 to itself 114 times.
Step 1: 0 + 102 = 102
Step 2: 102 + 102 = 204
Step 3: 204 + 102 = 306
Step 4: 306 + 102 = 408
Step 5: 408 + 102 = 510
Step 6: 510 + 102 = 612
Step 7: 612 + 102 = 714
Step 8: 714 + 102 = 816
Step 9: 816 + 102 = 918
Step 10: 918 + 102 = 1020
Step 11: 1020 + 102 = 1122
Step 12: 1122 + 102 = 1224
Step 13: 1224 + 102 = 1326
Step 14: 1326 + 102 = 1428
Step 15: 1428 + 102 = 1530
Step 16: 1530 + 102 = 1632
Step 17: 1632 + 102 = 1734
Step 18: 1734 + 102 = 1836
Step 19: 1836 + 102 = 1938
Step 20: 1938 + 102 = 2040
Step 21: 2040 + 102 = 2142
Step 22: 2142 + 102 = 2244
Step 23: 2244 + 102 = 2346
Step 24: 2346 + 102 = 2448
Step 25: 2448 + 102 = 2550
Step 26: 2550 + 102 = 2652
Step 27: 2652 + 102 = 2754
Step 28: 2754 + 102 = 2856
Step 29: 2856 + 102 = 2958
Step 30: 2958 + 102 = 3060
Step 31: 3060 + 102 = 3162
Step 32: 3162 + 102 = 3264
Step 33: 3264 + 102 = 3366
Step 34: 3366 + 102 = 3468
Step 35: 3468 + 102 = 3570
Step 36: 3570 + 102 = 3672
Step 37: 3672 + 102 = 3774
Step 38: 3774 + 102 = 3876
Step 39: 3876 + 102 = 3978
Step 40: 3978 + 102 = 4080
Step 41: 4080 + 102 = 4182
Step 42: 4182 + 102 = 4284
Step 43: 4284 + 102 = 4386
Step 44: 4386 + 102 = 4488
Step 45: 4488 + 102 = 4590
Step 46: 4590 + 102 = 4692
Step 47: 4692 + 102 = 4794
Step 48: 4794 + 102 = 4896
Step 49: 4896 + 102 = 4998
Step 50: 4998 + 102 = 5100
Step 51: 5100 + 102 = 5202
Step 52: 5202 + 102 = 5304
Step 53: 5304 + 102 = 5406
Step 54: 5406 + 102 = 5508
Step 55: 5508 + 102 = 5610
Step 56: 5610 + 102 = 5712
Step 57: 5712 + 102 = 5814
Step 58: 5814 + 102 = 5916
Step 59: 5916 + 102 = 6018
Step 60: 6018 + 102 = 6120
Step 61: 6120 + 102 = 6222
Step 62: 6222 + 102 = 6324
Step 63: 6324 + 102 = 6426
Step 64: 6426 + 102 = 6528
Step 65: 6528 + 102 = 6630
Step 66: 6630 + 102 = 6732
Step 67: 6732 + 102 = 6834
Step 68: 6834 + 102 = 6936
Step 69: 6936 + 102 = 7038
Step 70: 7038 + 102 = 7140
Step 71: 7140 + 102 = 7242
Step 72: 7242 + 102 = 7344
Step 73: 7344 + 102 = 7446
Step 74: 7446 + 102 = 7548
Step 75: 7548 + 102 = 7650
Step 76: 7650 + 102 = 7752
Step 77: 7752 + 102 = 7854
Step 78: 7854 + 102 = 7956
Step 79: 7956 + 102 = 8058
Step 80: 8058 + 102 = 8160
Step 81: 8160 + 102 = 8262
Step 82: 8262 + 102 = 8364
Step 83: 8364 + 102 = 8466
Step 84: 8466 + 102 = 8568
Step 85: 8568 + 102 = 8670
Step 86: 8670 + 102 = 8772
Step 87: 8772 + 102 = 8874
Step 88: 8874 + 102 = 8976
Step 89: 8976 + 102 = 9078
Step 90: 9078 + 102 = 9180
Step 91: 9180 + 102 = 9282
Step 92: 9282 + 102 = 9384
Step 93: 9384 + 102 = 9486
Step 94: 9486 + 102 = 9588
Step 95: 9588 + 102 = 9690
Step 96: 9690 + 102 = 9792
Step 97: 9792 + 102 = 9894
Step 98: 9894 + 102 = 9996
Step 99: 9996 + 102 = 10098
Step 100: 10098 + 102 = 10200
Step 101: 10200 + 102 = 10302
Step 102: 10302 + 102 = 10404
Step 103: 10404 + 102 = 10506
Step 104: 10506 + 102 = 10608
Step 105: 10608 + 102 = 10710
Step 106: 10710 + 102 = 10812
Step 107: 10812 + 102 = 10914
Step 108: 10914 + 102 = 11016
Step 109: 11016 + 102 = 11118
Step 110: 11118 + 102 = 11220
Step 111: 11220 + 102 = 11322
Step 112: 11322 + 102 = 11424
Step 113: 11424 + 102 = 11526
Step 114: 11526 + 102 = 11628

So, 102*114 = 11628