Sure thing! We've got 269 and we're gonna multiply it by 77. That's the same as adding 269 to itself 77 times.
Step 1: 0 + 269 = 269
Step 2: 269 + 269 = 538
Step 3: 538 + 269 = 807
Step 4: 807 + 269 = 1076
Step 5: 1076 + 269 = 1345
Step 6: 1345 + 269 = 1614
Step 7: 1614 + 269 = 1883
Step 8: 1883 + 269 = 2152
Step 9: 2152 + 269 = 2421
Step 10: 2421 + 269 = 2690
Step 11: 2690 + 269 = 2959
Step 12: 2959 + 269 = 3228
Step 13: 3228 + 269 = 3497
Step 14: 3497 + 269 = 3766
Step 15: 3766 + 269 = 4035
Step 16: 4035 + 269 = 4304
Step 17: 4304 + 269 = 4573
Step 18: 4573 + 269 = 4842
Step 19: 4842 + 269 = 5111
Step 20: 5111 + 269 = 5380
Step 21: 5380 + 269 = 5649
Step 22: 5649 + 269 = 5918
Step 23: 5918 + 269 = 6187
Step 24: 6187 + 269 = 6456
Step 25: 6456 + 269 = 6725
Step 26: 6725 + 269 = 6994
Step 27: 6994 + 269 = 7263
Step 28: 7263 + 269 = 7532
Step 29: 7532 + 269 = 7801
Step 30: 7801 + 269 = 8070
Step 31: 8070 + 269 = 8339
Step 32: 8339 + 269 = 8608
Step 33: 8608 + 269 = 8877
Step 34: 8877 + 269 = 9146
Step 35: 9146 + 269 = 9415
Step 36: 9415 + 269 = 9684
Step 37: 9684 + 269 = 9953
Step 38: 9953 + 269 = 10222
Step 39: 10222 + 269 = 10491
Step 40: 10491 + 269 = 10760
Step 41: 10760 + 269 = 11029
Step 42: 11029 + 269 = 11298
Step 43: 11298 + 269 = 11567
Step 44: 11567 + 269 = 11836
Step 45: 11836 + 269 = 12105
Step 46: 12105 + 269 = 12374
Step 47: 12374 + 269 = 12643
Step 48: 12643 + 269 = 12912
Step 49: 12912 + 269 = 13181
Step 50: 13181 + 269 = 13450
Step 51: 13450 + 269 = 13719
Step 52: 13719 + 269 = 13988
Step 53: 13988 + 269 = 14257
Step 54: 14257 + 269 = 14526
Step 55: 14526 + 269 = 14795
Step 56: 14795 + 269 = 15064
Step 57: 15064 + 269 = 15333
Step 58: 15333 + 269 = 15602
Step 59: 15602 + 269 = 15871
Step 60: 15871 + 269 = 16140
Step 61: 16140 + 269 = 16409
Step 62: 16409 + 269 = 16678
Step 63: 16678 + 269 = 16947
Step 64: 16947 + 269 = 17216
Step 65: 17216 + 269 = 17485
Step 66: 17485 + 269 = 17754
Step 67: 17754 + 269 = 18023
Step 68: 18023 + 269 = 18292
Step 69: 18292 + 269 = 18561
Step 70: 18561 + 269 = 18830
Step 71: 18830 + 269 = 19099
Step 72: 19099 + 269 = 19368
Step 73: 19368 + 269 = 19637
Step 74: 19637 + 269 = 19906
Step 75: 19906 + 269 = 20175
Step 76: 20175 + 269 = 20444
Step 77: 20444 + 269 = 20713

So, 269*77 = 20713