Let's get this math done. We have 69 and we're going to multiply it by 79. This is the same as taking 69 and adding it to itself 79 times.
Step 1: 0 + 69 = 69
Step 2: 69 + 69 = 138
Step 3: 138 + 69 = 207
Step 4: 207 + 69 = 276
Step 5: 276 + 69 = 345
Step 6: 345 + 69 = 414
Step 7: 414 + 69 = 483
Step 8: 483 + 69 = 552
Step 9: 552 + 69 = 621
Step 10: 621 + 69 = 690
Step 11: 690 + 69 = 759
Step 12: 759 + 69 = 828
Step 13: 828 + 69 = 897
Step 14: 897 + 69 = 966
Step 15: 966 + 69 = 1035
Step 16: 1035 + 69 = 1104
Step 17: 1104 + 69 = 1173
Step 18: 1173 + 69 = 1242
Step 19: 1242 + 69 = 1311
Step 20: 1311 + 69 = 1380
Step 21: 1380 + 69 = 1449
Step 22: 1449 + 69 = 1518
Step 23: 1518 + 69 = 1587
Step 24: 1587 + 69 = 1656
Step 25: 1656 + 69 = 1725
Step 26: 1725 + 69 = 1794
Step 27: 1794 + 69 = 1863
Step 28: 1863 + 69 = 1932
Step 29: 1932 + 69 = 2001
Step 30: 2001 + 69 = 2070
Step 31: 2070 + 69 = 2139
Step 32: 2139 + 69 = 2208
Step 33: 2208 + 69 = 2277
Step 34: 2277 + 69 = 2346
Step 35: 2346 + 69 = 2415
Step 36: 2415 + 69 = 2484
Step 37: 2484 + 69 = 2553
Step 38: 2553 + 69 = 2622
Step 39: 2622 + 69 = 2691
Step 40: 2691 + 69 = 2760
Step 41: 2760 + 69 = 2829
Step 42: 2829 + 69 = 2898
Step 43: 2898 + 69 = 2967
Step 44: 2967 + 69 = 3036
Step 45: 3036 + 69 = 3105
Step 46: 3105 + 69 = 3174
Step 47: 3174 + 69 = 3243
Step 48: 3243 + 69 = 3312
Step 49: 3312 + 69 = 3381
Step 50: 3381 + 69 = 3450
Step 51: 3450 + 69 = 3519
Step 52: 3519 + 69 = 3588
Step 53: 3588 + 69 = 3657
Step 54: 3657 + 69 = 3726
Step 55: 3726 + 69 = 3795
Step 56: 3795 + 69 = 3864
Step 57: 3864 + 69 = 3933
Step 58: 3933 + 69 = 4002
Step 59: 4002 + 69 = 4071
Step 60: 4071 + 69 = 4140
Step 61: 4140 + 69 = 4209
Step 62: 4209 + 69 = 4278
Step 63: 4278 + 69 = 4347
Step 64: 4347 + 69 = 4416
Step 65: 4416 + 69 = 4485
Step 66: 4485 + 69 = 4554
Step 67: 4554 + 69 = 4623
Step 68: 4623 + 69 = 4692
Step 69: 4692 + 69 = 4761
Step 70: 4761 + 69 = 4830
Step 71: 4830 + 69 = 4899
Step 72: 4899 + 69 = 4968
Step 73: 4968 + 69 = 5037
Step 74: 5037 + 69 = 5106
Step 75: 5106 + 69 = 5175
Step 76: 5175 + 69 = 5244
Step 77: 5244 + 69 = 5313
Step 78: 5313 + 69 = 5382
Step 79: 5382 + 69 = 5451

So, 69*79 = 5451