Without delay, let's solve this. We've got 611 and we will be multiplying it by 80, that is, adding 611 to itself 80 times.
Step 1: 0 + 611 = 611
Step 2: 611 + 611 = 1222
Step 3: 1222 + 611 = 1833
Step 4: 1833 + 611 = 2444
Step 5: 2444 + 611 = 3055
Step 6: 3055 + 611 = 3666
Step 7: 3666 + 611 = 4277
Step 8: 4277 + 611 = 4888
Step 9: 4888 + 611 = 5499
Step 10: 5499 + 611 = 6110
Step 11: 6110 + 611 = 6721
Step 12: 6721 + 611 = 7332
Step 13: 7332 + 611 = 7943
Step 14: 7943 + 611 = 8554
Step 15: 8554 + 611 = 9165
Step 16: 9165 + 611 = 9776
Step 17: 9776 + 611 = 10387
Step 18: 10387 + 611 = 10998
Step 19: 10998 + 611 = 11609
Step 20: 11609 + 611 = 12220
Step 21: 12220 + 611 = 12831
Step 22: 12831 + 611 = 13442
Step 23: 13442 + 611 = 14053
Step 24: 14053 + 611 = 14664
Step 25: 14664 + 611 = 15275
Step 26: 15275 + 611 = 15886
Step 27: 15886 + 611 = 16497
Step 28: 16497 + 611 = 17108
Step 29: 17108 + 611 = 17719
Step 30: 17719 + 611 = 18330
Step 31: 18330 + 611 = 18941
Step 32: 18941 + 611 = 19552
Step 33: 19552 + 611 = 20163
Step 34: 20163 + 611 = 20774
Step 35: 20774 + 611 = 21385
Step 36: 21385 + 611 = 21996
Step 37: 21996 + 611 = 22607
Step 38: 22607 + 611 = 23218
Step 39: 23218 + 611 = 23829
Step 40: 23829 + 611 = 24440
Step 41: 24440 + 611 = 25051
Step 42: 25051 + 611 = 25662
Step 43: 25662 + 611 = 26273
Step 44: 26273 + 611 = 26884
Step 45: 26884 + 611 = 27495
Step 46: 27495 + 611 = 28106
Step 47: 28106 + 611 = 28717
Step 48: 28717 + 611 = 29328
Step 49: 29328 + 611 = 29939
Step 50: 29939 + 611 = 30550
Step 51: 30550 + 611 = 31161
Step 52: 31161 + 611 = 31772
Step 53: 31772 + 611 = 32383
Step 54: 32383 + 611 = 32994
Step 55: 32994 + 611 = 33605
Step 56: 33605 + 611 = 34216
Step 57: 34216 + 611 = 34827
Step 58: 34827 + 611 = 35438
Step 59: 35438 + 611 = 36049
Step 60: 36049 + 611 = 36660
Step 61: 36660 + 611 = 37271
Step 62: 37271 + 611 = 37882
Step 63: 37882 + 611 = 38493
Step 64: 38493 + 611 = 39104
Step 65: 39104 + 611 = 39715
Step 66: 39715 + 611 = 40326
Step 67: 40326 + 611 = 40937
Step 68: 40937 + 611 = 41548
Step 69: 41548 + 611 = 42159
Step 70: 42159 + 611 = 42770
Step 71: 42770 + 611 = 43381
Step 72: 43381 + 611 = 43992
Step 73: 43992 + 611 = 44603
Step 74: 44603 + 611 = 45214
Step 75: 45214 + 611 = 45825
Step 76: 45825 + 611 = 46436
Step 77: 46436 + 611 = 47047
Step 78: 47047 + 611 = 47658
Step 79: 47658 + 611 = 48269
Step 80: 48269 + 611 = 48880

So, 611*80 = 48880