Let's roll up our sleeves and solve this. We have 753 and we're going to multiply it by 76, essentially adding 753 to itself 76 times.
Step 1: 0 + 753 = 753
Step 2: 753 + 753 = 1506
Step 3: 1506 + 753 = 2259
Step 4: 2259 + 753 = 3012
Step 5: 3012 + 753 = 3765
Step 6: 3765 + 753 = 4518
Step 7: 4518 + 753 = 5271
Step 8: 5271 + 753 = 6024
Step 9: 6024 + 753 = 6777
Step 10: 6777 + 753 = 7530
Step 11: 7530 + 753 = 8283
Step 12: 8283 + 753 = 9036
Step 13: 9036 + 753 = 9789
Step 14: 9789 + 753 = 10542
Step 15: 10542 + 753 = 11295
Step 16: 11295 + 753 = 12048
Step 17: 12048 + 753 = 12801
Step 18: 12801 + 753 = 13554
Step 19: 13554 + 753 = 14307
Step 20: 14307 + 753 = 15060
Step 21: 15060 + 753 = 15813
Step 22: 15813 + 753 = 16566
Step 23: 16566 + 753 = 17319
Step 24: 17319 + 753 = 18072
Step 25: 18072 + 753 = 18825
Step 26: 18825 + 753 = 19578
Step 27: 19578 + 753 = 20331
Step 28: 20331 + 753 = 21084
Step 29: 21084 + 753 = 21837
Step 30: 21837 + 753 = 22590
Step 31: 22590 + 753 = 23343
Step 32: 23343 + 753 = 24096
Step 33: 24096 + 753 = 24849
Step 34: 24849 + 753 = 25602
Step 35: 25602 + 753 = 26355
Step 36: 26355 + 753 = 27108
Step 37: 27108 + 753 = 27861
Step 38: 27861 + 753 = 28614
Step 39: 28614 + 753 = 29367
Step 40: 29367 + 753 = 30120
Step 41: 30120 + 753 = 30873
Step 42: 30873 + 753 = 31626
Step 43: 31626 + 753 = 32379
Step 44: 32379 + 753 = 33132
Step 45: 33132 + 753 = 33885
Step 46: 33885 + 753 = 34638
Step 47: 34638 + 753 = 35391
Step 48: 35391 + 753 = 36144
Step 49: 36144 + 753 = 36897
Step 50: 36897 + 753 = 37650
Step 51: 37650 + 753 = 38403
Step 52: 38403 + 753 = 39156
Step 53: 39156 + 753 = 39909
Step 54: 39909 + 753 = 40662
Step 55: 40662 + 753 = 41415
Step 56: 41415 + 753 = 42168
Step 57: 42168 + 753 = 42921
Step 58: 42921 + 753 = 43674
Step 59: 43674 + 753 = 44427
Step 60: 44427 + 753 = 45180
Step 61: 45180 + 753 = 45933
Step 62: 45933 + 753 = 46686
Step 63: 46686 + 753 = 47439
Step 64: 47439 + 753 = 48192
Step 65: 48192 + 753 = 48945
Step 66: 48945 + 753 = 49698
Step 67: 49698 + 753 = 50451
Step 68: 50451 + 753 = 51204
Step 69: 51204 + 753 = 51957
Step 70: 51957 + 753 = 52710
Step 71: 52710 + 753 = 53463
Step 72: 53463 + 753 = 54216
Step 73: 54216 + 753 = 54969
Step 74: 54969 + 753 = 55722
Step 75: 55722 + 753 = 56475
Step 76: 56475 + 753 = 57228

So, 753*76 = 57228