Sure thing! We've got 993 and we're gonna multiply it by 64. That's the same as adding 993 to itself 64 times.
Step 1: 0 + 993 = 993
Step 2: 993 + 993 = 1986
Step 3: 1986 + 993 = 2979
Step 4: 2979 + 993 = 3972
Step 5: 3972 + 993 = 4965
Step 6: 4965 + 993 = 5958
Step 7: 5958 + 993 = 6951
Step 8: 6951 + 993 = 7944
Step 9: 7944 + 993 = 8937
Step 10: 8937 + 993 = 9930
Step 11: 9930 + 993 = 10923
Step 12: 10923 + 993 = 11916
Step 13: 11916 + 993 = 12909
Step 14: 12909 + 993 = 13902
Step 15: 13902 + 993 = 14895
Step 16: 14895 + 993 = 15888
Step 17: 15888 + 993 = 16881
Step 18: 16881 + 993 = 17874
Step 19: 17874 + 993 = 18867
Step 20: 18867 + 993 = 19860
Step 21: 19860 + 993 = 20853
Step 22: 20853 + 993 = 21846
Step 23: 21846 + 993 = 22839
Step 24: 22839 + 993 = 23832
Step 25: 23832 + 993 = 24825
Step 26: 24825 + 993 = 25818
Step 27: 25818 + 993 = 26811
Step 28: 26811 + 993 = 27804
Step 29: 27804 + 993 = 28797
Step 30: 28797 + 993 = 29790
Step 31: 29790 + 993 = 30783
Step 32: 30783 + 993 = 31776
Step 33: 31776 + 993 = 32769
Step 34: 32769 + 993 = 33762
Step 35: 33762 + 993 = 34755
Step 36: 34755 + 993 = 35748
Step 37: 35748 + 993 = 36741
Step 38: 36741 + 993 = 37734
Step 39: 37734 + 993 = 38727
Step 40: 38727 + 993 = 39720
Step 41: 39720 + 993 = 40713
Step 42: 40713 + 993 = 41706
Step 43: 41706 + 993 = 42699
Step 44: 42699 + 993 = 43692
Step 45: 43692 + 993 = 44685
Step 46: 44685 + 993 = 45678
Step 47: 45678 + 993 = 46671
Step 48: 46671 + 993 = 47664
Step 49: 47664 + 993 = 48657
Step 50: 48657 + 993 = 49650
Step 51: 49650 + 993 = 50643
Step 52: 50643 + 993 = 51636
Step 53: 51636 + 993 = 52629
Step 54: 52629 + 993 = 53622
Step 55: 53622 + 993 = 54615
Step 56: 54615 + 993 = 55608
Step 57: 55608 + 993 = 56601
Step 58: 56601 + 993 = 57594
Step 59: 57594 + 993 = 58587
Step 60: 58587 + 993 = 59580
Step 61: 59580 + 993 = 60573
Step 62: 60573 + 993 = 61566
Step 63: 61566 + 993 = 62559
Step 64: 62559 + 993 = 63552

So, 993*64 = 63552