OK, let's work through this together. We're starting with 928 and we're going to multiply it by 71, which means we add 928 to itself 71 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
Step 46: 41760 + 928 = 42688
Step 47: 42688 + 928 = 43616
Step 48: 43616 + 928 = 44544
Step 49: 44544 + 928 = 45472
Step 50: 45472 + 928 = 46400
Step 51: 46400 + 928 = 47328
Step 52: 47328 + 928 = 48256
Step 53: 48256 + 928 = 49184
Step 54: 49184 + 928 = 50112
Step 55: 50112 + 928 = 51040
Step 56: 51040 + 928 = 51968
Step 57: 51968 + 928 = 52896
Step 58: 52896 + 928 = 53824
Step 59: 53824 + 928 = 54752
Step 60: 54752 + 928 = 55680
Step 61: 55680 + 928 = 56608
Step 62: 56608 + 928 = 57536
Step 63: 57536 + 928 = 58464
Step 64: 58464 + 928 = 59392
Step 65: 59392 + 928 = 60320
Step 66: 60320 + 928 = 61248
Step 67: 61248 + 928 = 62176
Step 68: 62176 + 928 = 63104
Step 69: 63104 + 928 = 64032
Step 70: 64032 + 928 = 64960
Step 71: 64960 + 928 = 65888

So, 928*71 = 65888