OK, let's work through this together. We're starting with 482 and we're going to multiply it by 84, which means we add 482 to itself 84 times.
Step 1: 0 + 482 = 482
Step 2: 482 + 482 = 964
Step 3: 964 + 482 = 1446
Step 4: 1446 + 482 = 1928
Step 5: 1928 + 482 = 2410
Step 6: 2410 + 482 = 2892
Step 7: 2892 + 482 = 3374
Step 8: 3374 + 482 = 3856
Step 9: 3856 + 482 = 4338
Step 10: 4338 + 482 = 4820
Step 11: 4820 + 482 = 5302
Step 12: 5302 + 482 = 5784
Step 13: 5784 + 482 = 6266
Step 14: 6266 + 482 = 6748
Step 15: 6748 + 482 = 7230
Step 16: 7230 + 482 = 7712
Step 17: 7712 + 482 = 8194
Step 18: 8194 + 482 = 8676
Step 19: 8676 + 482 = 9158
Step 20: 9158 + 482 = 9640
Step 21: 9640 + 482 = 10122
Step 22: 10122 + 482 = 10604
Step 23: 10604 + 482 = 11086
Step 24: 11086 + 482 = 11568
Step 25: 11568 + 482 = 12050
Step 26: 12050 + 482 = 12532
Step 27: 12532 + 482 = 13014
Step 28: 13014 + 482 = 13496
Step 29: 13496 + 482 = 13978
Step 30: 13978 + 482 = 14460
Step 31: 14460 + 482 = 14942
Step 32: 14942 + 482 = 15424
Step 33: 15424 + 482 = 15906
Step 34: 15906 + 482 = 16388
Step 35: 16388 + 482 = 16870
Step 36: 16870 + 482 = 17352
Step 37: 17352 + 482 = 17834
Step 38: 17834 + 482 = 18316
Step 39: 18316 + 482 = 18798
Step 40: 18798 + 482 = 19280
Step 41: 19280 + 482 = 19762
Step 42: 19762 + 482 = 20244
Step 43: 20244 + 482 = 20726
Step 44: 20726 + 482 = 21208
Step 45: 21208 + 482 = 21690
Step 46: 21690 + 482 = 22172
Step 47: 22172 + 482 = 22654
Step 48: 22654 + 482 = 23136
Step 49: 23136 + 482 = 23618
Step 50: 23618 + 482 = 24100
Step 51: 24100 + 482 = 24582
Step 52: 24582 + 482 = 25064
Step 53: 25064 + 482 = 25546
Step 54: 25546 + 482 = 26028
Step 55: 26028 + 482 = 26510
Step 56: 26510 + 482 = 26992
Step 57: 26992 + 482 = 27474
Step 58: 27474 + 482 = 27956
Step 59: 27956 + 482 = 28438
Step 60: 28438 + 482 = 28920
Step 61: 28920 + 482 = 29402
Step 62: 29402 + 482 = 29884
Step 63: 29884 + 482 = 30366
Step 64: 30366 + 482 = 30848
Step 65: 30848 + 482 = 31330
Step 66: 31330 + 482 = 31812
Step 67: 31812 + 482 = 32294
Step 68: 32294 + 482 = 32776
Step 69: 32776 + 482 = 33258
Step 70: 33258 + 482 = 33740
Step 71: 33740 + 482 = 34222
Step 72: 34222 + 482 = 34704
Step 73: 34704 + 482 = 35186
Step 74: 35186 + 482 = 35668
Step 75: 35668 + 482 = 36150
Step 76: 36150 + 482 = 36632
Step 77: 36632 + 482 = 37114
Step 78: 37114 + 482 = 37596
Step 79: 37596 + 482 = 38078
Step 80: 38078 + 482 = 38560
Step 81: 38560 + 482 = 39042
Step 82: 39042 + 482 = 39524
Step 83: 39524 + 482 = 40006
Step 84: 40006 + 482 = 40488

So, 482*84 = 40488