Alright, let's solve this math problem step by step. First, we have the number 286. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 102. So, we're going to take the number 286 and add it to itself 102 times.
Step 1: 0 + 286 = 286
Step 2: 286 + 286 = 572
Step 3: 572 + 286 = 858
Step 4: 858 + 286 = 1144
Step 5: 1144 + 286 = 1430
Step 6: 1430 + 286 = 1716
Step 7: 1716 + 286 = 2002
Step 8: 2002 + 286 = 2288
Step 9: 2288 + 286 = 2574
Step 10: 2574 + 286 = 2860
Step 11: 2860 + 286 = 3146
Step 12: 3146 + 286 = 3432
Step 13: 3432 + 286 = 3718
Step 14: 3718 + 286 = 4004
Step 15: 4004 + 286 = 4290
Step 16: 4290 + 286 = 4576
Step 17: 4576 + 286 = 4862
Step 18: 4862 + 286 = 5148
Step 19: 5148 + 286 = 5434
Step 20: 5434 + 286 = 5720
Step 21: 5720 + 286 = 6006
Step 22: 6006 + 286 = 6292
Step 23: 6292 + 286 = 6578
Step 24: 6578 + 286 = 6864
Step 25: 6864 + 286 = 7150
Step 26: 7150 + 286 = 7436
Step 27: 7436 + 286 = 7722
Step 28: 7722 + 286 = 8008
Step 29: 8008 + 286 = 8294
Step 30: 8294 + 286 = 8580
Step 31: 8580 + 286 = 8866
Step 32: 8866 + 286 = 9152
Step 33: 9152 + 286 = 9438
Step 34: 9438 + 286 = 9724
Step 35: 9724 + 286 = 10010
Step 36: 10010 + 286 = 10296
Step 37: 10296 + 286 = 10582
Step 38: 10582 + 286 = 10868
Step 39: 10868 + 286 = 11154
Step 40: 11154 + 286 = 11440
Step 41: 11440 + 286 = 11726
Step 42: 11726 + 286 = 12012
Step 43: 12012 + 286 = 12298
Step 44: 12298 + 286 = 12584
Step 45: 12584 + 286 = 12870
Step 46: 12870 + 286 = 13156
Step 47: 13156 + 286 = 13442
Step 48: 13442 + 286 = 13728
Step 49: 13728 + 286 = 14014
Step 50: 14014 + 286 = 14300
Step 51: 14300 + 286 = 14586
Step 52: 14586 + 286 = 14872
Step 53: 14872 + 286 = 15158
Step 54: 15158 + 286 = 15444
Step 55: 15444 + 286 = 15730
Step 56: 15730 + 286 = 16016
Step 57: 16016 + 286 = 16302
Step 58: 16302 + 286 = 16588
Step 59: 16588 + 286 = 16874
Step 60: 16874 + 286 = 17160
Step 61: 17160 + 286 = 17446
Step 62: 17446 + 286 = 17732
Step 63: 17732 + 286 = 18018
Step 64: 18018 + 286 = 18304
Step 65: 18304 + 286 = 18590
Step 66: 18590 + 286 = 18876
Step 67: 18876 + 286 = 19162
Step 68: 19162 + 286 = 19448
Step 69: 19448 + 286 = 19734
Step 70: 19734 + 286 = 20020
Step 71: 20020 + 286 = 20306
Step 72: 20306 + 286 = 20592
Step 73: 20592 + 286 = 20878
Step 74: 20878 + 286 = 21164
Step 75: 21164 + 286 = 21450
Step 76: 21450 + 286 = 21736
Step 77: 21736 + 286 = 22022
Step 78: 22022 + 286 = 22308
Step 79: 22308 + 286 = 22594
Step 80: 22594 + 286 = 22880
Step 81: 22880 + 286 = 23166
Step 82: 23166 + 286 = 23452
Step 83: 23452 + 286 = 23738
Step 84: 23738 + 286 = 24024
Step 85: 24024 + 286 = 24310
Step 86: 24310 + 286 = 24596
Step 87: 24596 + 286 = 24882
Step 88: 24882 + 286 = 25168
Step 89: 25168 + 286 = 25454
Step 90: 25454 + 286 = 25740
Step 91: 25740 + 286 = 26026
Step 92: 26026 + 286 = 26312
Step 93: 26312 + 286 = 26598
Step 94: 26598 + 286 = 26884
Step 95: 26884 + 286 = 27170
Step 96: 27170 + 286 = 27456
Step 97: 27456 + 286 = 27742
Step 98: 27742 + 286 = 28028
Step 99: 28028 + 286 = 28314
Step 100: 28314 + 286 = 28600
Step 101: 28600 + 286 = 28886
Step 102: 28886 + 286 = 29172

So, 286*102 = 29172