Let's get this math done. We have 601 and we're going to multiply it by 84. This is the same as taking 601 and adding it to itself 84 times.
Step 1: 0 + 601 = 601
Step 2: 601 + 601 = 1202
Step 3: 1202 + 601 = 1803
Step 4: 1803 + 601 = 2404
Step 5: 2404 + 601 = 3005
Step 6: 3005 + 601 = 3606
Step 7: 3606 + 601 = 4207
Step 8: 4207 + 601 = 4808
Step 9: 4808 + 601 = 5409
Step 10: 5409 + 601 = 6010
Step 11: 6010 + 601 = 6611
Step 12: 6611 + 601 = 7212
Step 13: 7212 + 601 = 7813
Step 14: 7813 + 601 = 8414
Step 15: 8414 + 601 = 9015
Step 16: 9015 + 601 = 9616
Step 17: 9616 + 601 = 10217
Step 18: 10217 + 601 = 10818
Step 19: 10818 + 601 = 11419
Step 20: 11419 + 601 = 12020
Step 21: 12020 + 601 = 12621
Step 22: 12621 + 601 = 13222
Step 23: 13222 + 601 = 13823
Step 24: 13823 + 601 = 14424
Step 25: 14424 + 601 = 15025
Step 26: 15025 + 601 = 15626
Step 27: 15626 + 601 = 16227
Step 28: 16227 + 601 = 16828
Step 29: 16828 + 601 = 17429
Step 30: 17429 + 601 = 18030
Step 31: 18030 + 601 = 18631
Step 32: 18631 + 601 = 19232
Step 33: 19232 + 601 = 19833
Step 34: 19833 + 601 = 20434
Step 35: 20434 + 601 = 21035
Step 36: 21035 + 601 = 21636
Step 37: 21636 + 601 = 22237
Step 38: 22237 + 601 = 22838
Step 39: 22838 + 601 = 23439
Step 40: 23439 + 601 = 24040
Step 41: 24040 + 601 = 24641
Step 42: 24641 + 601 = 25242
Step 43: 25242 + 601 = 25843
Step 44: 25843 + 601 = 26444
Step 45: 26444 + 601 = 27045
Step 46: 27045 + 601 = 27646
Step 47: 27646 + 601 = 28247
Step 48: 28247 + 601 = 28848
Step 49: 28848 + 601 = 29449
Step 50: 29449 + 601 = 30050
Step 51: 30050 + 601 = 30651
Step 52: 30651 + 601 = 31252
Step 53: 31252 + 601 = 31853
Step 54: 31853 + 601 = 32454
Step 55: 32454 + 601 = 33055
Step 56: 33055 + 601 = 33656
Step 57: 33656 + 601 = 34257
Step 58: 34257 + 601 = 34858
Step 59: 34858 + 601 = 35459
Step 60: 35459 + 601 = 36060
Step 61: 36060 + 601 = 36661
Step 62: 36661 + 601 = 37262
Step 63: 37262 + 601 = 37863
Step 64: 37863 + 601 = 38464
Step 65: 38464 + 601 = 39065
Step 66: 39065 + 601 = 39666
Step 67: 39666 + 601 = 40267
Step 68: 40267 + 601 = 40868
Step 69: 40868 + 601 = 41469
Step 70: 41469 + 601 = 42070
Step 71: 42070 + 601 = 42671
Step 72: 42671 + 601 = 43272
Step 73: 43272 + 601 = 43873
Step 74: 43873 + 601 = 44474
Step 75: 44474 + 601 = 45075
Step 76: 45075 + 601 = 45676
Step 77: 45676 + 601 = 46277
Step 78: 46277 + 601 = 46878
Step 79: 46878 + 601 = 47479
Step 80: 47479 + 601 = 48080
Step 81: 48080 + 601 = 48681
Step 82: 48681 + 601 = 49282
Step 83: 49282 + 601 = 49883
Step 84: 49883 + 601 = 50484

So, 601*84 = 50484