Without delay, let's solve this. We've got 754 and we will be multiplying it by 66, that is, adding 754 to itself 66 times.
Step 1: 0 + 754 = 754
Step 2: 754 + 754 = 1508
Step 3: 1508 + 754 = 2262
Step 4: 2262 + 754 = 3016
Step 5: 3016 + 754 = 3770
Step 6: 3770 + 754 = 4524
Step 7: 4524 + 754 = 5278
Step 8: 5278 + 754 = 6032
Step 9: 6032 + 754 = 6786
Step 10: 6786 + 754 = 7540
Step 11: 7540 + 754 = 8294
Step 12: 8294 + 754 = 9048
Step 13: 9048 + 754 = 9802
Step 14: 9802 + 754 = 10556
Step 15: 10556 + 754 = 11310
Step 16: 11310 + 754 = 12064
Step 17: 12064 + 754 = 12818
Step 18: 12818 + 754 = 13572
Step 19: 13572 + 754 = 14326
Step 20: 14326 + 754 = 15080
Step 21: 15080 + 754 = 15834
Step 22: 15834 + 754 = 16588
Step 23: 16588 + 754 = 17342
Step 24: 17342 + 754 = 18096
Step 25: 18096 + 754 = 18850
Step 26: 18850 + 754 = 19604
Step 27: 19604 + 754 = 20358
Step 28: 20358 + 754 = 21112
Step 29: 21112 + 754 = 21866
Step 30: 21866 + 754 = 22620
Step 31: 22620 + 754 = 23374
Step 32: 23374 + 754 = 24128
Step 33: 24128 + 754 = 24882
Step 34: 24882 + 754 = 25636
Step 35: 25636 + 754 = 26390
Step 36: 26390 + 754 = 27144
Step 37: 27144 + 754 = 27898
Step 38: 27898 + 754 = 28652
Step 39: 28652 + 754 = 29406
Step 40: 29406 + 754 = 30160
Step 41: 30160 + 754 = 30914
Step 42: 30914 + 754 = 31668
Step 43: 31668 + 754 = 32422
Step 44: 32422 + 754 = 33176
Step 45: 33176 + 754 = 33930
Step 46: 33930 + 754 = 34684
Step 47: 34684 + 754 = 35438
Step 48: 35438 + 754 = 36192
Step 49: 36192 + 754 = 36946
Step 50: 36946 + 754 = 37700
Step 51: 37700 + 754 = 38454
Step 52: 38454 + 754 = 39208
Step 53: 39208 + 754 = 39962
Step 54: 39962 + 754 = 40716
Step 55: 40716 + 754 = 41470
Step 56: 41470 + 754 = 42224
Step 57: 42224 + 754 = 42978
Step 58: 42978 + 754 = 43732
Step 59: 43732 + 754 = 44486
Step 60: 44486 + 754 = 45240
Step 61: 45240 + 754 = 45994
Step 62: 45994 + 754 = 46748
Step 63: 46748 + 754 = 47502
Step 64: 47502 + 754 = 48256
Step 65: 48256 + 754 = 49010
Step 66: 49010 + 754 = 49764

So, 754*66 = 49764