Alright, let's solve this math problem step by step. First, we have the number 865. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 99. So, we're going to take the number 865 and add it to itself 99 times.
Step 1: 0 + 865 = 865
Step 2: 865 + 865 = 1730
Step 3: 1730 + 865 = 2595
Step 4: 2595 + 865 = 3460
Step 5: 3460 + 865 = 4325
Step 6: 4325 + 865 = 5190
Step 7: 5190 + 865 = 6055
Step 8: 6055 + 865 = 6920
Step 9: 6920 + 865 = 7785
Step 10: 7785 + 865 = 8650
Step 11: 8650 + 865 = 9515
Step 12: 9515 + 865 = 10380
Step 13: 10380 + 865 = 11245
Step 14: 11245 + 865 = 12110
Step 15: 12110 + 865 = 12975
Step 16: 12975 + 865 = 13840
Step 17: 13840 + 865 = 14705
Step 18: 14705 + 865 = 15570
Step 19: 15570 + 865 = 16435
Step 20: 16435 + 865 = 17300
Step 21: 17300 + 865 = 18165
Step 22: 18165 + 865 = 19030
Step 23: 19030 + 865 = 19895
Step 24: 19895 + 865 = 20760
Step 25: 20760 + 865 = 21625
Step 26: 21625 + 865 = 22490
Step 27: 22490 + 865 = 23355
Step 28: 23355 + 865 = 24220
Step 29: 24220 + 865 = 25085
Step 30: 25085 + 865 = 25950
Step 31: 25950 + 865 = 26815
Step 32: 26815 + 865 = 27680
Step 33: 27680 + 865 = 28545
Step 34: 28545 + 865 = 29410
Step 35: 29410 + 865 = 30275
Step 36: 30275 + 865 = 31140
Step 37: 31140 + 865 = 32005
Step 38: 32005 + 865 = 32870
Step 39: 32870 + 865 = 33735
Step 40: 33735 + 865 = 34600
Step 41: 34600 + 865 = 35465
Step 42: 35465 + 865 = 36330
Step 43: 36330 + 865 = 37195
Step 44: 37195 + 865 = 38060
Step 45: 38060 + 865 = 38925
Step 46: 38925 + 865 = 39790
Step 47: 39790 + 865 = 40655
Step 48: 40655 + 865 = 41520
Step 49: 41520 + 865 = 42385
Step 50: 42385 + 865 = 43250
Step 51: 43250 + 865 = 44115
Step 52: 44115 + 865 = 44980
Step 53: 44980 + 865 = 45845
Step 54: 45845 + 865 = 46710
Step 55: 46710 + 865 = 47575
Step 56: 47575 + 865 = 48440
Step 57: 48440 + 865 = 49305
Step 58: 49305 + 865 = 50170
Step 59: 50170 + 865 = 51035
Step 60: 51035 + 865 = 51900
Step 61: 51900 + 865 = 52765
Step 62: 52765 + 865 = 53630
Step 63: 53630 + 865 = 54495
Step 64: 54495 + 865 = 55360
Step 65: 55360 + 865 = 56225
Step 66: 56225 + 865 = 57090
Step 67: 57090 + 865 = 57955
Step 68: 57955 + 865 = 58820
Step 69: 58820 + 865 = 59685
Step 70: 59685 + 865 = 60550
Step 71: 60550 + 865 = 61415
Step 72: 61415 + 865 = 62280
Step 73: 62280 + 865 = 63145
Step 74: 63145 + 865 = 64010
Step 75: 64010 + 865 = 64875
Step 76: 64875 + 865 = 65740
Step 77: 65740 + 865 = 66605
Step 78: 66605 + 865 = 67470
Step 79: 67470 + 865 = 68335
Step 80: 68335 + 865 = 69200
Step 81: 69200 + 865 = 70065
Step 82: 70065 + 865 = 70930
Step 83: 70930 + 865 = 71795
Step 84: 71795 + 865 = 72660
Step 85: 72660 + 865 = 73525
Step 86: 73525 + 865 = 74390
Step 87: 74390 + 865 = 75255
Step 88: 75255 + 865 = 76120
Step 89: 76120 + 865 = 76985
Step 90: 76985 + 865 = 77850
Step 91: 77850 + 865 = 78715
Step 92: 78715 + 865 = 79580
Step 93: 79580 + 865 = 80445
Step 94: 80445 + 865 = 81310
Step 95: 81310 + 865 = 82175
Step 96: 82175 + 865 = 83040
Step 97: 83040 + 865 = 83905
Step 98: 83905 + 865 = 84770
Step 99: 84770 + 865 = 85635

So, 865*99 = 85635