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 72. So, we're going to take the number 651 and add it to itself 72 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

So, 651*72 = 46872