OK, let's crack this. We're given 54 and our task is to multiply it by 279. Essentially, we'll be adding 54 to itself 279 times.
Step 1: 0 + 54 = 54
Step 2: 54 + 54 = 108
Step 3: 108 + 54 = 162
Step 4: 162 + 54 = 216
Step 5: 216 + 54 = 270
Step 6: 270 + 54 = 324
Step 7: 324 + 54 = 378
Step 8: 378 + 54 = 432
Step 9: 432 + 54 = 486
Step 10: 486 + 54 = 540
Step 11: 540 + 54 = 594
Step 12: 594 + 54 = 648
Step 13: 648 + 54 = 702
Step 14: 702 + 54 = 756
Step 15: 756 + 54 = 810
Step 16: 810 + 54 = 864
Step 17: 864 + 54 = 918
Step 18: 918 + 54 = 972
Step 19: 972 + 54 = 1026
Step 20: 1026 + 54 = 1080
Step 21: 1080 + 54 = 1134
Step 22: 1134 + 54 = 1188
Step 23: 1188 + 54 = 1242
Step 24: 1242 + 54 = 1296
Step 25: 1296 + 54 = 1350
Step 26: 1350 + 54 = 1404
Step 27: 1404 + 54 = 1458
Step 28: 1458 + 54 = 1512
Step 29: 1512 + 54 = 1566
Step 30: 1566 + 54 = 1620
Step 31: 1620 + 54 = 1674
Step 32: 1674 + 54 = 1728
Step 33: 1728 + 54 = 1782
Step 34: 1782 + 54 = 1836
Step 35: 1836 + 54 = 1890
Step 36: 1890 + 54 = 1944
Step 37: 1944 + 54 = 1998
Step 38: 1998 + 54 = 2052
Step 39: 2052 + 54 = 2106
Step 40: 2106 + 54 = 2160
Step 41: 2160 + 54 = 2214
Step 42: 2214 + 54 = 2268
Step 43: 2268 + 54 = 2322
Step 44: 2322 + 54 = 2376
Step 45: 2376 + 54 = 2430
Step 46: 2430 + 54 = 2484
Step 47: 2484 + 54 = 2538
Step 48: 2538 + 54 = 2592
Step 49: 2592 + 54 = 2646
Step 50: 2646 + 54 = 2700
Step 51: 2700 + 54 = 2754
Step 52: 2754 + 54 = 2808
Step 53: 2808 + 54 = 2862
Step 54: 2862 + 54 = 2916
Step 55: 2916 + 54 = 2970
Step 56: 2970 + 54 = 3024
Step 57: 3024 + 54 = 3078
Step 58: 3078 + 54 = 3132
Step 59: 3132 + 54 = 3186
Step 60: 3186 + 54 = 3240
Step 61: 3240 + 54 = 3294
Step 62: 3294 + 54 = 3348
Step 63: 3348 + 54 = 3402
Step 64: 3402 + 54 = 3456
Step 65: 3456 + 54 = 3510
Step 66: 3510 + 54 = 3564
Step 67: 3564 + 54 = 3618
Step 68: 3618 + 54 = 3672
Step 69: 3672 + 54 = 3726
Step 70: 3726 + 54 = 3780
Step 71: 3780 + 54 = 3834
Step 72: 3834 + 54 = 3888
Step 73: 3888 + 54 = 3942
Step 74: 3942 + 54 = 3996
Step 75: 3996 + 54 = 4050
Step 76: 4050 + 54 = 4104
Step 77: 4104 + 54 = 4158
Step 78: 4158 + 54 = 4212
Step 79: 4212 + 54 = 4266
Step 80: 4266 + 54 = 4320
Step 81: 4320 + 54 = 4374
Step 82: 4374 + 54 = 4428
Step 83: 4428 + 54 = 4482
Step 84: 4482 + 54 = 4536
Step 85: 4536 + 54 = 4590
Step 86: 4590 + 54 = 4644
Step 87: 4644 + 54 = 4698
Step 88: 4698 + 54 = 4752
Step 89: 4752 + 54 = 4806
Step 90: 4806 + 54 = 4860
Step 91: 4860 + 54 = 4914
Step 92: 4914 + 54 = 4968
Step 93: 4968 + 54 = 5022
Step 94: 5022 + 54 = 5076
Step 95: 5076 + 54 = 5130
Step 96: 5130 + 54 = 5184
Step 97: 5184 + 54 = 5238
Step 98: 5238 + 54 = 5292
Step 99: 5292 + 54 = 5346
Step 100: 5346 + 54 = 5400
Step 101: 5400 + 54 = 5454
Step 102: 5454 + 54 = 5508
Step 103: 5508 + 54 = 5562
Step 104: 5562 + 54 = 5616
Step 105: 5616 + 54 = 5670
Step 106: 5670 + 54 = 5724
Step 107: 5724 + 54 = 5778
Step 108: 5778 + 54 = 5832
Step 109: 5832 + 54 = 5886
Step 110: 5886 + 54 = 5940
Step 111: 5940 + 54 = 5994
Step 112: 5994 + 54 = 6048
Step 113: 6048 + 54 = 6102
Step 114: 6102 + 54 = 6156
Step 115: 6156 + 54 = 6210
Step 116: 6210 + 54 = 6264
Step 117: 6264 + 54 = 6318
Step 118: 6318 + 54 = 6372
Step 119: 6372 + 54 = 6426
Step 120: 6426 + 54 = 6480
Step 121: 6480 + 54 = 6534
Step 122: 6534 + 54 = 6588
Step 123: 6588 + 54 = 6642
Step 124: 6642 + 54 = 6696
Step 125: 6696 + 54 = 6750
Step 126: 6750 + 54 = 6804
Step 127: 6804 + 54 = 6858
Step 128: 6858 + 54 = 6912
Step 129: 6912 + 54 = 6966
Step 130: 6966 + 54 = 7020
Step 131: 7020 + 54 = 7074
Step 132: 7074 + 54 = 7128
Step 133: 7128 + 54 = 7182
Step 134: 7182 + 54 = 7236
Step 135: 7236 + 54 = 7290
Step 136: 7290 + 54 = 7344
Step 137: 7344 + 54 = 7398
Step 138: 7398 + 54 = 7452
Step 139: 7452 + 54 = 7506
Step 140: 7506 + 54 = 7560
Step 141: 7560 + 54 = 7614
Step 142: 7614 + 54 = 7668
Step 143: 7668 + 54 = 7722
Step 144: 7722 + 54 = 7776
Step 145: 7776 + 54 = 7830
Step 146: 7830 + 54 = 7884
Step 147: 7884 + 54 = 7938
Step 148: 7938 + 54 = 7992
Step 149: 7992 + 54 = 8046
Step 150: 8046 + 54 = 8100
Step 151: 8100 + 54 = 8154
Step 152: 8154 + 54 = 8208
Step 153: 8208 + 54 = 8262
Step 154: 8262 + 54 = 8316
Step 155: 8316 + 54 = 8370
Step 156: 8370 + 54 = 8424
Step 157: 8424 + 54 = 8478
Step 158: 8478 + 54 = 8532
Step 159: 8532 + 54 = 8586
Step 160: 8586 + 54 = 8640
Step 161: 8640 + 54 = 8694
Step 162: 8694 + 54 = 8748
Step 163: 8748 + 54 = 8802
Step 164: 8802 + 54 = 8856
Step 165: 8856 + 54 = 8910
Step 166: 8910 + 54 = 8964
Step 167: 8964 + 54 = 9018
Step 168: 9018 + 54 = 9072
Step 169: 9072 + 54 = 9126
Step 170: 9126 + 54 = 9180
Step 171: 9180 + 54 = 9234
Step 172: 9234 + 54 = 9288
Step 173: 9288 + 54 = 9342
Step 174: 9342 + 54 = 9396
Step 175: 9396 + 54 = 9450
Step 176: 9450 + 54 = 9504
Step 177: 9504 + 54 = 9558
Step 178: 9558 + 54 = 9612
Step 179: 9612 + 54 = 9666
Step 180: 9666 + 54 = 9720
Step 181: 9720 + 54 = 9774
Step 182: 9774 + 54 = 9828
Step 183: 9828 + 54 = 9882
Step 184: 9882 + 54 = 9936
Step 185: 9936 + 54 = 9990
Step 186: 9990 + 54 = 10044
Step 187: 10044 + 54 = 10098
Step 188: 10098 + 54 = 10152
Step 189: 10152 + 54 = 10206
Step 190: 10206 + 54 = 10260
Step 191: 10260 + 54 = 10314
Step 192: 10314 + 54 = 10368
Step 193: 10368 + 54 = 10422
Step 194: 10422 + 54 = 10476
Step 195: 10476 + 54 = 10530
Step 196: 10530 + 54 = 10584
Step 197: 10584 + 54 = 10638
Step 198: 10638 + 54 = 10692
Step 199: 10692 + 54 = 10746
Step 200: 10746 + 54 = 10800
Step 201: 10800 + 54 = 10854
Step 202: 10854 + 54 = 10908
Step 203: 10908 + 54 = 10962
Step 204: 10962 + 54 = 11016
Step 205: 11016 + 54 = 11070
Step 206: 11070 + 54 = 11124
Step 207: 11124 + 54 = 11178
Step 208: 11178 + 54 = 11232
Step 209: 11232 + 54 = 11286
Step 210: 11286 + 54 = 11340
Step 211: 11340 + 54 = 11394
Step 212: 11394 + 54 = 11448
Step 213: 11448 + 54 = 11502
Step 214: 11502 + 54 = 11556
Step 215: 11556 + 54 = 11610
Step 216: 11610 + 54 = 11664
Step 217: 11664 + 54 = 11718
Step 218: 11718 + 54 = 11772
Step 219: 11772 + 54 = 11826
Step 220: 11826 + 54 = 11880
Step 221: 11880 + 54 = 11934
Step 222: 11934 + 54 = 11988
Step 223: 11988 + 54 = 12042
Step 224: 12042 + 54 = 12096
Step 225: 12096 + 54 = 12150
Step 226: 12150 + 54 = 12204
Step 227: 12204 + 54 = 12258
Step 228: 12258 + 54 = 12312
Step 229: 12312 + 54 = 12366
Step 230: 12366 + 54 = 12420
Step 231: 12420 + 54 = 12474
Step 232: 12474 + 54 = 12528
Step 233: 12528 + 54 = 12582
Step 234: 12582 + 54 = 12636
Step 235: 12636 + 54 = 12690
Step 236: 12690 + 54 = 12744
Step 237: 12744 + 54 = 12798
Step 238: 12798 + 54 = 12852
Step 239: 12852 + 54 = 12906
Step 240: 12906 + 54 = 12960
Step 241: 12960 + 54 = 13014
Step 242: 13014 + 54 = 13068
Step 243: 13068 + 54 = 13122
Step 244: 13122 + 54 = 13176
Step 245: 13176 + 54 = 13230
Step 246: 13230 + 54 = 13284
Step 247: 13284 + 54 = 13338
Step 248: 13338 + 54 = 13392
Step 249: 13392 + 54 = 13446
Step 250: 13446 + 54 = 13500
Step 251: 13500 + 54 = 13554
Step 252: 13554 + 54 = 13608
Step 253: 13608 + 54 = 13662
Step 254: 13662 + 54 = 13716
Step 255: 13716 + 54 = 13770
Step 256: 13770 + 54 = 13824
Step 257: 13824 + 54 = 13878
Step 258: 13878 + 54 = 13932
Step 259: 13932 + 54 = 13986
Step 260: 13986 + 54 = 14040
Step 261: 14040 + 54 = 14094
Step 262: 14094 + 54 = 14148
Step 263: 14148 + 54 = 14202
Step 264: 14202 + 54 = 14256
Step 265: 14256 + 54 = 14310
Step 266: 14310 + 54 = 14364
Step 267: 14364 + 54 = 14418
Step 268: 14418 + 54 = 14472
Step 269: 14472 + 54 = 14526
Step 270: 14526 + 54 = 14580
Step 271: 14580 + 54 = 14634
Step 272: 14634 + 54 = 14688
Step 273: 14688 + 54 = 14742
Step 274: 14742 + 54 = 14796
Step 275: 14796 + 54 = 14850
Step 276: 14850 + 54 = 14904
Step 277: 14904 + 54 = 14958
Step 278: 14958 + 54 = 15012
Step 279: 15012 + 54 = 15066

So, 54*279 = 15066