Sure thing, let's get straight to it. We start with 862 and we're going to multiply it by 99, which means adding 862 to itself 99 times.
Step 1: 0 + 862 = 862
Step 2: 862 + 862 = 1724
Step 3: 1724 + 862 = 2586
Step 4: 2586 + 862 = 3448
Step 5: 3448 + 862 = 4310
Step 6: 4310 + 862 = 5172
Step 7: 5172 + 862 = 6034
Step 8: 6034 + 862 = 6896
Step 9: 6896 + 862 = 7758
Step 10: 7758 + 862 = 8620
Step 11: 8620 + 862 = 9482
Step 12: 9482 + 862 = 10344
Step 13: 10344 + 862 = 11206
Step 14: 11206 + 862 = 12068
Step 15: 12068 + 862 = 12930
Step 16: 12930 + 862 = 13792
Step 17: 13792 + 862 = 14654
Step 18: 14654 + 862 = 15516
Step 19: 15516 + 862 = 16378
Step 20: 16378 + 862 = 17240
Step 21: 17240 + 862 = 18102
Step 22: 18102 + 862 = 18964
Step 23: 18964 + 862 = 19826
Step 24: 19826 + 862 = 20688
Step 25: 20688 + 862 = 21550
Step 26: 21550 + 862 = 22412
Step 27: 22412 + 862 = 23274
Step 28: 23274 + 862 = 24136
Step 29: 24136 + 862 = 24998
Step 30: 24998 + 862 = 25860
Step 31: 25860 + 862 = 26722
Step 32: 26722 + 862 = 27584
Step 33: 27584 + 862 = 28446
Step 34: 28446 + 862 = 29308
Step 35: 29308 + 862 = 30170
Step 36: 30170 + 862 = 31032
Step 37: 31032 + 862 = 31894
Step 38: 31894 + 862 = 32756
Step 39: 32756 + 862 = 33618
Step 40: 33618 + 862 = 34480
Step 41: 34480 + 862 = 35342
Step 42: 35342 + 862 = 36204
Step 43: 36204 + 862 = 37066
Step 44: 37066 + 862 = 37928
Step 45: 37928 + 862 = 38790
Step 46: 38790 + 862 = 39652
Step 47: 39652 + 862 = 40514
Step 48: 40514 + 862 = 41376
Step 49: 41376 + 862 = 42238
Step 50: 42238 + 862 = 43100
Step 51: 43100 + 862 = 43962
Step 52: 43962 + 862 = 44824
Step 53: 44824 + 862 = 45686
Step 54: 45686 + 862 = 46548
Step 55: 46548 + 862 = 47410
Step 56: 47410 + 862 = 48272
Step 57: 48272 + 862 = 49134
Step 58: 49134 + 862 = 49996
Step 59: 49996 + 862 = 50858
Step 60: 50858 + 862 = 51720
Step 61: 51720 + 862 = 52582
Step 62: 52582 + 862 = 53444
Step 63: 53444 + 862 = 54306
Step 64: 54306 + 862 = 55168
Step 65: 55168 + 862 = 56030
Step 66: 56030 + 862 = 56892
Step 67: 56892 + 862 = 57754
Step 68: 57754 + 862 = 58616
Step 69: 58616 + 862 = 59478
Step 70: 59478 + 862 = 60340
Step 71: 60340 + 862 = 61202
Step 72: 61202 + 862 = 62064
Step 73: 62064 + 862 = 62926
Step 74: 62926 + 862 = 63788
Step 75: 63788 + 862 = 64650
Step 76: 64650 + 862 = 65512
Step 77: 65512 + 862 = 66374
Step 78: 66374 + 862 = 67236
Step 79: 67236 + 862 = 68098
Step 80: 68098 + 862 = 68960
Step 81: 68960 + 862 = 69822
Step 82: 69822 + 862 = 70684
Step 83: 70684 + 862 = 71546
Step 84: 71546 + 862 = 72408
Step 85: 72408 + 862 = 73270
Step 86: 73270 + 862 = 74132
Step 87: 74132 + 862 = 74994
Step 88: 74994 + 862 = 75856
Step 89: 75856 + 862 = 76718
Step 90: 76718 + 862 = 77580
Step 91: 77580 + 862 = 78442
Step 92: 78442 + 862 = 79304
Step 93: 79304 + 862 = 80166
Step 94: 80166 + 862 = 81028
Step 95: 81028 + 862 = 81890
Step 96: 81890 + 862 = 82752
Step 97: 82752 + 862 = 83614
Step 98: 83614 + 862 = 84476
Step 99: 84476 + 862 = 85338

So, 862*99 = 85338