OK, let's work through this together. We're starting with 284 and we're going to multiply it by 79, which means we add 284 to itself 79 times.
Step 1: 0 + 284 = 284
Step 2: 284 + 284 = 568
Step 3: 568 + 284 = 852
Step 4: 852 + 284 = 1136
Step 5: 1136 + 284 = 1420
Step 6: 1420 + 284 = 1704
Step 7: 1704 + 284 = 1988
Step 8: 1988 + 284 = 2272
Step 9: 2272 + 284 = 2556
Step 10: 2556 + 284 = 2840
Step 11: 2840 + 284 = 3124
Step 12: 3124 + 284 = 3408
Step 13: 3408 + 284 = 3692
Step 14: 3692 + 284 = 3976
Step 15: 3976 + 284 = 4260
Step 16: 4260 + 284 = 4544
Step 17: 4544 + 284 = 4828
Step 18: 4828 + 284 = 5112
Step 19: 5112 + 284 = 5396
Step 20: 5396 + 284 = 5680
Step 21: 5680 + 284 = 5964
Step 22: 5964 + 284 = 6248
Step 23: 6248 + 284 = 6532
Step 24: 6532 + 284 = 6816
Step 25: 6816 + 284 = 7100
Step 26: 7100 + 284 = 7384
Step 27: 7384 + 284 = 7668
Step 28: 7668 + 284 = 7952
Step 29: 7952 + 284 = 8236
Step 30: 8236 + 284 = 8520
Step 31: 8520 + 284 = 8804
Step 32: 8804 + 284 = 9088
Step 33: 9088 + 284 = 9372
Step 34: 9372 + 284 = 9656
Step 35: 9656 + 284 = 9940
Step 36: 9940 + 284 = 10224
Step 37: 10224 + 284 = 10508
Step 38: 10508 + 284 = 10792
Step 39: 10792 + 284 = 11076
Step 40: 11076 + 284 = 11360
Step 41: 11360 + 284 = 11644
Step 42: 11644 + 284 = 11928
Step 43: 11928 + 284 = 12212
Step 44: 12212 + 284 = 12496
Step 45: 12496 + 284 = 12780
Step 46: 12780 + 284 = 13064
Step 47: 13064 + 284 = 13348
Step 48: 13348 + 284 = 13632
Step 49: 13632 + 284 = 13916
Step 50: 13916 + 284 = 14200
Step 51: 14200 + 284 = 14484
Step 52: 14484 + 284 = 14768
Step 53: 14768 + 284 = 15052
Step 54: 15052 + 284 = 15336
Step 55: 15336 + 284 = 15620
Step 56: 15620 + 284 = 15904
Step 57: 15904 + 284 = 16188
Step 58: 16188 + 284 = 16472
Step 59: 16472 + 284 = 16756
Step 60: 16756 + 284 = 17040
Step 61: 17040 + 284 = 17324
Step 62: 17324 + 284 = 17608
Step 63: 17608 + 284 = 17892
Step 64: 17892 + 284 = 18176
Step 65: 18176 + 284 = 18460
Step 66: 18460 + 284 = 18744
Step 67: 18744 + 284 = 19028
Step 68: 19028 + 284 = 19312
Step 69: 19312 + 284 = 19596
Step 70: 19596 + 284 = 19880
Step 71: 19880 + 284 = 20164
Step 72: 20164 + 284 = 20448
Step 73: 20448 + 284 = 20732
Step 74: 20732 + 284 = 21016
Step 75: 21016 + 284 = 21300
Step 76: 21300 + 284 = 21584
Step 77: 21584 + 284 = 21868
Step 78: 21868 + 284 = 22152
Step 79: 22152 + 284 = 22436

So, 284*79 = 22436