Sure thing! We've got 817 and we're gonna multiply it by 103. That's the same as adding 817 to itself 103 times.
Step 1: 0 + 817 = 817
Step 2: 817 + 817 = 1634
Step 3: 1634 + 817 = 2451
Step 4: 2451 + 817 = 3268
Step 5: 3268 + 817 = 4085
Step 6: 4085 + 817 = 4902
Step 7: 4902 + 817 = 5719
Step 8: 5719 + 817 = 6536
Step 9: 6536 + 817 = 7353
Step 10: 7353 + 817 = 8170
Step 11: 8170 + 817 = 8987
Step 12: 8987 + 817 = 9804
Step 13: 9804 + 817 = 10621
Step 14: 10621 + 817 = 11438
Step 15: 11438 + 817 = 12255
Step 16: 12255 + 817 = 13072
Step 17: 13072 + 817 = 13889
Step 18: 13889 + 817 = 14706
Step 19: 14706 + 817 = 15523
Step 20: 15523 + 817 = 16340
Step 21: 16340 + 817 = 17157
Step 22: 17157 + 817 = 17974
Step 23: 17974 + 817 = 18791
Step 24: 18791 + 817 = 19608
Step 25: 19608 + 817 = 20425
Step 26: 20425 + 817 = 21242
Step 27: 21242 + 817 = 22059
Step 28: 22059 + 817 = 22876
Step 29: 22876 + 817 = 23693
Step 30: 23693 + 817 = 24510
Step 31: 24510 + 817 = 25327
Step 32: 25327 + 817 = 26144
Step 33: 26144 + 817 = 26961
Step 34: 26961 + 817 = 27778
Step 35: 27778 + 817 = 28595
Step 36: 28595 + 817 = 29412
Step 37: 29412 + 817 = 30229
Step 38: 30229 + 817 = 31046
Step 39: 31046 + 817 = 31863
Step 40: 31863 + 817 = 32680
Step 41: 32680 + 817 = 33497
Step 42: 33497 + 817 = 34314
Step 43: 34314 + 817 = 35131
Step 44: 35131 + 817 = 35948
Step 45: 35948 + 817 = 36765
Step 46: 36765 + 817 = 37582
Step 47: 37582 + 817 = 38399
Step 48: 38399 + 817 = 39216
Step 49: 39216 + 817 = 40033
Step 50: 40033 + 817 = 40850
Step 51: 40850 + 817 = 41667
Step 52: 41667 + 817 = 42484
Step 53: 42484 + 817 = 43301
Step 54: 43301 + 817 = 44118
Step 55: 44118 + 817 = 44935
Step 56: 44935 + 817 = 45752
Step 57: 45752 + 817 = 46569
Step 58: 46569 + 817 = 47386
Step 59: 47386 + 817 = 48203
Step 60: 48203 + 817 = 49020
Step 61: 49020 + 817 = 49837
Step 62: 49837 + 817 = 50654
Step 63: 50654 + 817 = 51471
Step 64: 51471 + 817 = 52288
Step 65: 52288 + 817 = 53105
Step 66: 53105 + 817 = 53922
Step 67: 53922 + 817 = 54739
Step 68: 54739 + 817 = 55556
Step 69: 55556 + 817 = 56373
Step 70: 56373 + 817 = 57190
Step 71: 57190 + 817 = 58007
Step 72: 58007 + 817 = 58824
Step 73: 58824 + 817 = 59641
Step 74: 59641 + 817 = 60458
Step 75: 60458 + 817 = 61275
Step 76: 61275 + 817 = 62092
Step 77: 62092 + 817 = 62909
Step 78: 62909 + 817 = 63726
Step 79: 63726 + 817 = 64543
Step 80: 64543 + 817 = 65360
Step 81: 65360 + 817 = 66177
Step 82: 66177 + 817 = 66994
Step 83: 66994 + 817 = 67811
Step 84: 67811 + 817 = 68628
Step 85: 68628 + 817 = 69445
Step 86: 69445 + 817 = 70262
Step 87: 70262 + 817 = 71079
Step 88: 71079 + 817 = 71896
Step 89: 71896 + 817 = 72713
Step 90: 72713 + 817 = 73530
Step 91: 73530 + 817 = 74347
Step 92: 74347 + 817 = 75164
Step 93: 75164 + 817 = 75981
Step 94: 75981 + 817 = 76798
Step 95: 76798 + 817 = 77615
Step 96: 77615 + 817 = 78432
Step 97: 78432 + 817 = 79249
Step 98: 79249 + 817 = 80066
Step 99: 80066 + 817 = 80883
Step 100: 80883 + 817 = 81700
Step 101: 81700 + 817 = 82517
Step 102: 82517 + 817 = 83334
Step 103: 83334 + 817 = 84151

So, 817*103 = 84151