Without delay, let's solve this. We've got 928 and we will be multiplying it by 45, that is, adding 928 to itself 45 times.
Step 1: 0 + 928 = 928
Step 2: 928 + 928 = 1856
Step 3: 1856 + 928 = 2784
Step 4: 2784 + 928 = 3712
Step 5: 3712 + 928 = 4640
Step 6: 4640 + 928 = 5568
Step 7: 5568 + 928 = 6496
Step 8: 6496 + 928 = 7424
Step 9: 7424 + 928 = 8352
Step 10: 8352 + 928 = 9280
Step 11: 9280 + 928 = 10208
Step 12: 10208 + 928 = 11136
Step 13: 11136 + 928 = 12064
Step 14: 12064 + 928 = 12992
Step 15: 12992 + 928 = 13920
Step 16: 13920 + 928 = 14848
Step 17: 14848 + 928 = 15776
Step 18: 15776 + 928 = 16704
Step 19: 16704 + 928 = 17632
Step 20: 17632 + 928 = 18560
Step 21: 18560 + 928 = 19488
Step 22: 19488 + 928 = 20416
Step 23: 20416 + 928 = 21344
Step 24: 21344 + 928 = 22272
Step 25: 22272 + 928 = 23200
Step 26: 23200 + 928 = 24128
Step 27: 24128 + 928 = 25056
Step 28: 25056 + 928 = 25984
Step 29: 25984 + 928 = 26912
Step 30: 26912 + 928 = 27840
Step 31: 27840 + 928 = 28768
Step 32: 28768 + 928 = 29696
Step 33: 29696 + 928 = 30624
Step 34: 30624 + 928 = 31552
Step 35: 31552 + 928 = 32480
Step 36: 32480 + 928 = 33408
Step 37: 33408 + 928 = 34336
Step 38: 34336 + 928 = 35264
Step 39: 35264 + 928 = 36192
Step 40: 36192 + 928 = 37120
Step 41: 37120 + 928 = 38048
Step 42: 38048 + 928 = 38976
Step 43: 38976 + 928 = 39904
Step 44: 39904 + 928 = 40832
Step 45: 40832 + 928 = 41760

So, 928*45 = 41760