Alright, let's solve this math problem step by step. First, we have the number 651. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 125. So, we're going to take the number 651 and add it to itself 125 times.
Step 1: 0 + 651 = 651
Step 2: 651 + 651 = 1302
Step 3: 1302 + 651 = 1953
Step 4: 1953 + 651 = 2604
Step 5: 2604 + 651 = 3255
Step 6: 3255 + 651 = 3906
Step 7: 3906 + 651 = 4557
Step 8: 4557 + 651 = 5208
Step 9: 5208 + 651 = 5859
Step 10: 5859 + 651 = 6510
Step 11: 6510 + 651 = 7161
Step 12: 7161 + 651 = 7812
Step 13: 7812 + 651 = 8463
Step 14: 8463 + 651 = 9114
Step 15: 9114 + 651 = 9765
Step 16: 9765 + 651 = 10416
Step 17: 10416 + 651 = 11067
Step 18: 11067 + 651 = 11718
Step 19: 11718 + 651 = 12369
Step 20: 12369 + 651 = 13020
Step 21: 13020 + 651 = 13671
Step 22: 13671 + 651 = 14322
Step 23: 14322 + 651 = 14973
Step 24: 14973 + 651 = 15624
Step 25: 15624 + 651 = 16275
Step 26: 16275 + 651 = 16926
Step 27: 16926 + 651 = 17577
Step 28: 17577 + 651 = 18228
Step 29: 18228 + 651 = 18879
Step 30: 18879 + 651 = 19530
Step 31: 19530 + 651 = 20181
Step 32: 20181 + 651 = 20832
Step 33: 20832 + 651 = 21483
Step 34: 21483 + 651 = 22134
Step 35: 22134 + 651 = 22785
Step 36: 22785 + 651 = 23436
Step 37: 23436 + 651 = 24087
Step 38: 24087 + 651 = 24738
Step 39: 24738 + 651 = 25389
Step 40: 25389 + 651 = 26040
Step 41: 26040 + 651 = 26691
Step 42: 26691 + 651 = 27342
Step 43: 27342 + 651 = 27993
Step 44: 27993 + 651 = 28644
Step 45: 28644 + 651 = 29295
Step 46: 29295 + 651 = 29946
Step 47: 29946 + 651 = 30597
Step 48: 30597 + 651 = 31248
Step 49: 31248 + 651 = 31899
Step 50: 31899 + 651 = 32550
Step 51: 32550 + 651 = 33201
Step 52: 33201 + 651 = 33852
Step 53: 33852 + 651 = 34503
Step 54: 34503 + 651 = 35154
Step 55: 35154 + 651 = 35805
Step 56: 35805 + 651 = 36456
Step 57: 36456 + 651 = 37107
Step 58: 37107 + 651 = 37758
Step 59: 37758 + 651 = 38409
Step 60: 38409 + 651 = 39060
Step 61: 39060 + 651 = 39711
Step 62: 39711 + 651 = 40362
Step 63: 40362 + 651 = 41013
Step 64: 41013 + 651 = 41664
Step 65: 41664 + 651 = 42315
Step 66: 42315 + 651 = 42966
Step 67: 42966 + 651 = 43617
Step 68: 43617 + 651 = 44268
Step 69: 44268 + 651 = 44919
Step 70: 44919 + 651 = 45570
Step 71: 45570 + 651 = 46221
Step 72: 46221 + 651 = 46872
Step 73: 46872 + 651 = 47523
Step 74: 47523 + 651 = 48174
Step 75: 48174 + 651 = 48825
Step 76: 48825 + 651 = 49476
Step 77: 49476 + 651 = 50127
Step 78: 50127 + 651 = 50778
Step 79: 50778 + 651 = 51429
Step 80: 51429 + 651 = 52080
Step 81: 52080 + 651 = 52731
Step 82: 52731 + 651 = 53382
Step 83: 53382 + 651 = 54033
Step 84: 54033 + 651 = 54684
Step 85: 54684 + 651 = 55335
Step 86: 55335 + 651 = 55986
Step 87: 55986 + 651 = 56637
Step 88: 56637 + 651 = 57288
Step 89: 57288 + 651 = 57939
Step 90: 57939 + 651 = 58590
Step 91: 58590 + 651 = 59241
Step 92: 59241 + 651 = 59892
Step 93: 59892 + 651 = 60543
Step 94: 60543 + 651 = 61194
Step 95: 61194 + 651 = 61845
Step 96: 61845 + 651 = 62496
Step 97: 62496 + 651 = 63147
Step 98: 63147 + 651 = 63798
Step 99: 63798 + 651 = 64449
Step 100: 64449 + 651 = 65100
Step 101: 65100 + 651 = 65751
Step 102: 65751 + 651 = 66402
Step 103: 66402 + 651 = 67053
Step 104: 67053 + 651 = 67704
Step 105: 67704 + 651 = 68355
Step 106: 68355 + 651 = 69006
Step 107: 69006 + 651 = 69657
Step 108: 69657 + 651 = 70308
Step 109: 70308 + 651 = 70959
Step 110: 70959 + 651 = 71610
Step 111: 71610 + 651 = 72261
Step 112: 72261 + 651 = 72912
Step 113: 72912 + 651 = 73563
Step 114: 73563 + 651 = 74214
Step 115: 74214 + 651 = 74865
Step 116: 74865 + 651 = 75516
Step 117: 75516 + 651 = 76167
Step 118: 76167 + 651 = 76818
Step 119: 76818 + 651 = 77469
Step 120: 77469 + 651 = 78120
Step 121: 78120 + 651 = 78771
Step 122: 78771 + 651 = 79422
Step 123: 79422 + 651 = 80073
Step 124: 80073 + 651 = 80724
Step 125: 80724 + 651 = 81375

So, 651*125 = 81375