OK, let's work through this together. We're starting with 277 and we're going to multiply it by 58, which means we add 277 to itself 58 times.
Step 1: 0 + 277 = 277
Step 2: 277 + 277 = 554
Step 3: 554 + 277 = 831
Step 4: 831 + 277 = 1108
Step 5: 1108 + 277 = 1385
Step 6: 1385 + 277 = 1662
Step 7: 1662 + 277 = 1939
Step 8: 1939 + 277 = 2216
Step 9: 2216 + 277 = 2493
Step 10: 2493 + 277 = 2770
Step 11: 2770 + 277 = 3047
Step 12: 3047 + 277 = 3324
Step 13: 3324 + 277 = 3601
Step 14: 3601 + 277 = 3878
Step 15: 3878 + 277 = 4155
Step 16: 4155 + 277 = 4432
Step 17: 4432 + 277 = 4709
Step 18: 4709 + 277 = 4986
Step 19: 4986 + 277 = 5263
Step 20: 5263 + 277 = 5540
Step 21: 5540 + 277 = 5817
Step 22: 5817 + 277 = 6094
Step 23: 6094 + 277 = 6371
Step 24: 6371 + 277 = 6648
Step 25: 6648 + 277 = 6925
Step 26: 6925 + 277 = 7202
Step 27: 7202 + 277 = 7479
Step 28: 7479 + 277 = 7756
Step 29: 7756 + 277 = 8033
Step 30: 8033 + 277 = 8310
Step 31: 8310 + 277 = 8587
Step 32: 8587 + 277 = 8864
Step 33: 8864 + 277 = 9141
Step 34: 9141 + 277 = 9418
Step 35: 9418 + 277 = 9695
Step 36: 9695 + 277 = 9972
Step 37: 9972 + 277 = 10249
Step 38: 10249 + 277 = 10526
Step 39: 10526 + 277 = 10803
Step 40: 10803 + 277 = 11080
Step 41: 11080 + 277 = 11357
Step 42: 11357 + 277 = 11634
Step 43: 11634 + 277 = 11911
Step 44: 11911 + 277 = 12188
Step 45: 12188 + 277 = 12465
Step 46: 12465 + 277 = 12742
Step 47: 12742 + 277 = 13019
Step 48: 13019 + 277 = 13296
Step 49: 13296 + 277 = 13573
Step 50: 13573 + 277 = 13850
Step 51: 13850 + 277 = 14127
Step 52: 14127 + 277 = 14404
Step 53: 14404 + 277 = 14681
Step 54: 14681 + 277 = 14958
Step 55: 14958 + 277 = 15235
Step 56: 15235 + 277 = 15512
Step 57: 15512 + 277 = 15789
Step 58: 15789 + 277 = 16066

So, 277*58 = 16066