OK, let's crack this. We're given 881 and our task is to multiply it by 68. Essentially, we'll be adding 881 to itself 68 times.
Step 1: 0 + 881 = 881
Step 2: 881 + 881 = 1762
Step 3: 1762 + 881 = 2643
Step 4: 2643 + 881 = 3524
Step 5: 3524 + 881 = 4405
Step 6: 4405 + 881 = 5286
Step 7: 5286 + 881 = 6167
Step 8: 6167 + 881 = 7048
Step 9: 7048 + 881 = 7929
Step 10: 7929 + 881 = 8810
Step 11: 8810 + 881 = 9691
Step 12: 9691 + 881 = 10572
Step 13: 10572 + 881 = 11453
Step 14: 11453 + 881 = 12334
Step 15: 12334 + 881 = 13215
Step 16: 13215 + 881 = 14096
Step 17: 14096 + 881 = 14977
Step 18: 14977 + 881 = 15858
Step 19: 15858 + 881 = 16739
Step 20: 16739 + 881 = 17620
Step 21: 17620 + 881 = 18501
Step 22: 18501 + 881 = 19382
Step 23: 19382 + 881 = 20263
Step 24: 20263 + 881 = 21144
Step 25: 21144 + 881 = 22025
Step 26: 22025 + 881 = 22906
Step 27: 22906 + 881 = 23787
Step 28: 23787 + 881 = 24668
Step 29: 24668 + 881 = 25549
Step 30: 25549 + 881 = 26430
Step 31: 26430 + 881 = 27311
Step 32: 27311 + 881 = 28192
Step 33: 28192 + 881 = 29073
Step 34: 29073 + 881 = 29954
Step 35: 29954 + 881 = 30835
Step 36: 30835 + 881 = 31716
Step 37: 31716 + 881 = 32597
Step 38: 32597 + 881 = 33478
Step 39: 33478 + 881 = 34359
Step 40: 34359 + 881 = 35240
Step 41: 35240 + 881 = 36121
Step 42: 36121 + 881 = 37002
Step 43: 37002 + 881 = 37883
Step 44: 37883 + 881 = 38764
Step 45: 38764 + 881 = 39645
Step 46: 39645 + 881 = 40526
Step 47: 40526 + 881 = 41407
Step 48: 41407 + 881 = 42288
Step 49: 42288 + 881 = 43169
Step 50: 43169 + 881 = 44050
Step 51: 44050 + 881 = 44931
Step 52: 44931 + 881 = 45812
Step 53: 45812 + 881 = 46693
Step 54: 46693 + 881 = 47574
Step 55: 47574 + 881 = 48455
Step 56: 48455 + 881 = 49336
Step 57: 49336 + 881 = 50217
Step 58: 50217 + 881 = 51098
Step 59: 51098 + 881 = 51979
Step 60: 51979 + 881 = 52860
Step 61: 52860 + 881 = 53741
Step 62: 53741 + 881 = 54622
Step 63: 54622 + 881 = 55503
Step 64: 55503 + 881 = 56384
Step 65: 56384 + 881 = 57265
Step 66: 57265 + 881 = 58146
Step 67: 58146 + 881 = 59027
Step 68: 59027 + 881 = 59908

So, 881*68 = 59908