Sure thing! We've got 28 and we're gonna multiply it by 454. That's the same as adding 28 to itself 454 times.
Step 1: 0 + 28 = 28
Step 2: 28 + 28 = 56
Step 3: 56 + 28 = 84
Step 4: 84 + 28 = 112
Step 5: 112 + 28 = 140
Step 6: 140 + 28 = 168
Step 7: 168 + 28 = 196
Step 8: 196 + 28 = 224
Step 9: 224 + 28 = 252
Step 10: 252 + 28 = 280
Step 11: 280 + 28 = 308
Step 12: 308 + 28 = 336
Step 13: 336 + 28 = 364
Step 14: 364 + 28 = 392
Step 15: 392 + 28 = 420
Step 16: 420 + 28 = 448
Step 17: 448 + 28 = 476
Step 18: 476 + 28 = 504
Step 19: 504 + 28 = 532
Step 20: 532 + 28 = 560
Step 21: 560 + 28 = 588
Step 22: 588 + 28 = 616
Step 23: 616 + 28 = 644
Step 24: 644 + 28 = 672
Step 25: 672 + 28 = 700
Step 26: 700 + 28 = 728
Step 27: 728 + 28 = 756
Step 28: 756 + 28 = 784
Step 29: 784 + 28 = 812
Step 30: 812 + 28 = 840
Step 31: 840 + 28 = 868
Step 32: 868 + 28 = 896
Step 33: 896 + 28 = 924
Step 34: 924 + 28 = 952
Step 35: 952 + 28 = 980
Step 36: 980 + 28 = 1008
Step 37: 1008 + 28 = 1036
Step 38: 1036 + 28 = 1064
Step 39: 1064 + 28 = 1092
Step 40: 1092 + 28 = 1120
Step 41: 1120 + 28 = 1148
Step 42: 1148 + 28 = 1176
Step 43: 1176 + 28 = 1204
Step 44: 1204 + 28 = 1232
Step 45: 1232 + 28 = 1260
Step 46: 1260 + 28 = 1288
Step 47: 1288 + 28 = 1316
Step 48: 1316 + 28 = 1344
Step 49: 1344 + 28 = 1372
Step 50: 1372 + 28 = 1400
Step 51: 1400 + 28 = 1428
Step 52: 1428 + 28 = 1456
Step 53: 1456 + 28 = 1484
Step 54: 1484 + 28 = 1512
Step 55: 1512 + 28 = 1540
Step 56: 1540 + 28 = 1568
Step 57: 1568 + 28 = 1596
Step 58: 1596 + 28 = 1624
Step 59: 1624 + 28 = 1652
Step 60: 1652 + 28 = 1680
Step 61: 1680 + 28 = 1708
Step 62: 1708 + 28 = 1736
Step 63: 1736 + 28 = 1764
Step 64: 1764 + 28 = 1792
Step 65: 1792 + 28 = 1820
Step 66: 1820 + 28 = 1848
Step 67: 1848 + 28 = 1876
Step 68: 1876 + 28 = 1904
Step 69: 1904 + 28 = 1932
Step 70: 1932 + 28 = 1960
Step 71: 1960 + 28 = 1988
Step 72: 1988 + 28 = 2016
Step 73: 2016 + 28 = 2044
Step 74: 2044 + 28 = 2072
Step 75: 2072 + 28 = 2100
Step 76: 2100 + 28 = 2128
Step 77: 2128 + 28 = 2156
Step 78: 2156 + 28 = 2184
Step 79: 2184 + 28 = 2212
Step 80: 2212 + 28 = 2240
Step 81: 2240 + 28 = 2268
Step 82: 2268 + 28 = 2296
Step 83: 2296 + 28 = 2324
Step 84: 2324 + 28 = 2352
Step 85: 2352 + 28 = 2380
Step 86: 2380 + 28 = 2408
Step 87: 2408 + 28 = 2436
Step 88: 2436 + 28 = 2464
Step 89: 2464 + 28 = 2492
Step 90: 2492 + 28 = 2520
Step 91: 2520 + 28 = 2548
Step 92: 2548 + 28 = 2576
Step 93: 2576 + 28 = 2604
Step 94: 2604 + 28 = 2632
Step 95: 2632 + 28 = 2660
Step 96: 2660 + 28 = 2688
Step 97: 2688 + 28 = 2716
Step 98: 2716 + 28 = 2744
Step 99: 2744 + 28 = 2772
Step 100: 2772 + 28 = 2800
Step 101: 2800 + 28 = 2828
Step 102: 2828 + 28 = 2856
Step 103: 2856 + 28 = 2884
Step 104: 2884 + 28 = 2912
Step 105: 2912 + 28 = 2940
Step 106: 2940 + 28 = 2968
Step 107: 2968 + 28 = 2996
Step 108: 2996 + 28 = 3024
Step 109: 3024 + 28 = 3052
Step 110: 3052 + 28 = 3080
Step 111: 3080 + 28 = 3108
Step 112: 3108 + 28 = 3136
Step 113: 3136 + 28 = 3164
Step 114: 3164 + 28 = 3192
Step 115: 3192 + 28 = 3220
Step 116: 3220 + 28 = 3248
Step 117: 3248 + 28 = 3276
Step 118: 3276 + 28 = 3304
Step 119: 3304 + 28 = 3332
Step 120: 3332 + 28 = 3360
Step 121: 3360 + 28 = 3388
Step 122: 3388 + 28 = 3416
Step 123: 3416 + 28 = 3444
Step 124: 3444 + 28 = 3472
Step 125: 3472 + 28 = 3500
Step 126: 3500 + 28 = 3528
Step 127: 3528 + 28 = 3556
Step 128: 3556 + 28 = 3584
Step 129: 3584 + 28 = 3612
Step 130: 3612 + 28 = 3640
Step 131: 3640 + 28 = 3668
Step 132: 3668 + 28 = 3696
Step 133: 3696 + 28 = 3724
Step 134: 3724 + 28 = 3752
Step 135: 3752 + 28 = 3780
Step 136: 3780 + 28 = 3808
Step 137: 3808 + 28 = 3836
Step 138: 3836 + 28 = 3864
Step 139: 3864 + 28 = 3892
Step 140: 3892 + 28 = 3920
Step 141: 3920 + 28 = 3948
Step 142: 3948 + 28 = 3976
Step 143: 3976 + 28 = 4004
Step 144: 4004 + 28 = 4032
Step 145: 4032 + 28 = 4060
Step 146: 4060 + 28 = 4088
Step 147: 4088 + 28 = 4116
Step 148: 4116 + 28 = 4144
Step 149: 4144 + 28 = 4172
Step 150: 4172 + 28 = 4200
Step 151: 4200 + 28 = 4228
Step 152: 4228 + 28 = 4256
Step 153: 4256 + 28 = 4284
Step 154: 4284 + 28 = 4312
Step 155: 4312 + 28 = 4340
Step 156: 4340 + 28 = 4368
Step 157: 4368 + 28 = 4396
Step 158: 4396 + 28 = 4424
Step 159: 4424 + 28 = 4452
Step 160: 4452 + 28 = 4480
Step 161: 4480 + 28 = 4508
Step 162: 4508 + 28 = 4536
Step 163: 4536 + 28 = 4564
Step 164: 4564 + 28 = 4592
Step 165: 4592 + 28 = 4620
Step 166: 4620 + 28 = 4648
Step 167: 4648 + 28 = 4676
Step 168: 4676 + 28 = 4704
Step 169: 4704 + 28 = 4732
Step 170: 4732 + 28 = 4760
Step 171: 4760 + 28 = 4788
Step 172: 4788 + 28 = 4816
Step 173: 4816 + 28 = 4844
Step 174: 4844 + 28 = 4872
Step 175: 4872 + 28 = 4900
Step 176: 4900 + 28 = 4928
Step 177: 4928 + 28 = 4956
Step 178: 4956 + 28 = 4984
Step 179: 4984 + 28 = 5012
Step 180: 5012 + 28 = 5040
Step 181: 5040 + 28 = 5068
Step 182: 5068 + 28 = 5096
Step 183: 5096 + 28 = 5124
Step 184: 5124 + 28 = 5152
Step 185: 5152 + 28 = 5180
Step 186: 5180 + 28 = 5208
Step 187: 5208 + 28 = 5236
Step 188: 5236 + 28 = 5264
Step 189: 5264 + 28 = 5292
Step 190: 5292 + 28 = 5320
Step 191: 5320 + 28 = 5348
Step 192: 5348 + 28 = 5376
Step 193: 5376 + 28 = 5404
Step 194: 5404 + 28 = 5432
Step 195: 5432 + 28 = 5460
Step 196: 5460 + 28 = 5488
Step 197: 5488 + 28 = 5516
Step 198: 5516 + 28 = 5544
Step 199: 5544 + 28 = 5572
Step 200: 5572 + 28 = 5600
Step 201: 5600 + 28 = 5628
Step 202: 5628 + 28 = 5656
Step 203: 5656 + 28 = 5684
Step 204: 5684 + 28 = 5712
Step 205: 5712 + 28 = 5740
Step 206: 5740 + 28 = 5768
Step 207: 5768 + 28 = 5796
Step 208: 5796 + 28 = 5824
Step 209: 5824 + 28 = 5852
Step 210: 5852 + 28 = 5880
Step 211: 5880 + 28 = 5908
Step 212: 5908 + 28 = 5936
Step 213: 5936 + 28 = 5964
Step 214: 5964 + 28 = 5992
Step 215: 5992 + 28 = 6020
Step 216: 6020 + 28 = 6048
Step 217: 6048 + 28 = 6076
Step 218: 6076 + 28 = 6104
Step 219: 6104 + 28 = 6132
Step 220: 6132 + 28 = 6160
Step 221: 6160 + 28 = 6188
Step 222: 6188 + 28 = 6216
Step 223: 6216 + 28 = 6244
Step 224: 6244 + 28 = 6272
Step 225: 6272 + 28 = 6300
Step 226: 6300 + 28 = 6328
Step 227: 6328 + 28 = 6356
Step 228: 6356 + 28 = 6384
Step 229: 6384 + 28 = 6412
Step 230: 6412 + 28 = 6440
Step 231: 6440 + 28 = 6468
Step 232: 6468 + 28 = 6496
Step 233: 6496 + 28 = 6524
Step 234: 6524 + 28 = 6552
Step 235: 6552 + 28 = 6580
Step 236: 6580 + 28 = 6608
Step 237: 6608 + 28 = 6636
Step 238: 6636 + 28 = 6664
Step 239: 6664 + 28 = 6692
Step 240: 6692 + 28 = 6720
Step 241: 6720 + 28 = 6748
Step 242: 6748 + 28 = 6776
Step 243: 6776 + 28 = 6804
Step 244: 6804 + 28 = 6832
Step 245: 6832 + 28 = 6860
Step 246: 6860 + 28 = 6888
Step 247: 6888 + 28 = 6916
Step 248: 6916 + 28 = 6944
Step 249: 6944 + 28 = 6972
Step 250: 6972 + 28 = 7000
Step 251: 7000 + 28 = 7028
Step 252: 7028 + 28 = 7056
Step 253: 7056 + 28 = 7084
Step 254: 7084 + 28 = 7112
Step 255: 7112 + 28 = 7140
Step 256: 7140 + 28 = 7168
Step 257: 7168 + 28 = 7196
Step 258: 7196 + 28 = 7224
Step 259: 7224 + 28 = 7252
Step 260: 7252 + 28 = 7280
Step 261: 7280 + 28 = 7308
Step 262: 7308 + 28 = 7336
Step 263: 7336 + 28 = 7364
Step 264: 7364 + 28 = 7392
Step 265: 7392 + 28 = 7420
Step 266: 7420 + 28 = 7448
Step 267: 7448 + 28 = 7476
Step 268: 7476 + 28 = 7504
Step 269: 7504 + 28 = 7532
Step 270: 7532 + 28 = 7560
Step 271: 7560 + 28 = 7588
Step 272: 7588 + 28 = 7616
Step 273: 7616 + 28 = 7644
Step 274: 7644 + 28 = 7672
Step 275: 7672 + 28 = 7700
Step 276: 7700 + 28 = 7728
Step 277: 7728 + 28 = 7756
Step 278: 7756 + 28 = 7784
Step 279: 7784 + 28 = 7812
Step 280: 7812 + 28 = 7840
Step 281: 7840 + 28 = 7868
Step 282: 7868 + 28 = 7896
Step 283: 7896 + 28 = 7924
Step 284: 7924 + 28 = 7952
Step 285: 7952 + 28 = 7980
Step 286: 7980 + 28 = 8008
Step 287: 8008 + 28 = 8036
Step 288: 8036 + 28 = 8064
Step 289: 8064 + 28 = 8092
Step 290: 8092 + 28 = 8120
Step 291: 8120 + 28 = 8148
Step 292: 8148 + 28 = 8176
Step 293: 8176 + 28 = 8204
Step 294: 8204 + 28 = 8232
Step 295: 8232 + 28 = 8260
Step 296: 8260 + 28 = 8288
Step 297: 8288 + 28 = 8316
Step 298: 8316 + 28 = 8344
Step 299: 8344 + 28 = 8372
Step 300: 8372 + 28 = 8400
Step 301: 8400 + 28 = 8428
Step 302: 8428 + 28 = 8456
Step 303: 8456 + 28 = 8484
Step 304: 8484 + 28 = 8512
Step 305: 8512 + 28 = 8540
Step 306: 8540 + 28 = 8568
Step 307: 8568 + 28 = 8596
Step 308: 8596 + 28 = 8624
Step 309: 8624 + 28 = 8652
Step 310: 8652 + 28 = 8680
Step 311: 8680 + 28 = 8708
Step 312: 8708 + 28 = 8736
Step 313: 8736 + 28 = 8764
Step 314: 8764 + 28 = 8792
Step 315: 8792 + 28 = 8820
Step 316: 8820 + 28 = 8848
Step 317: 8848 + 28 = 8876
Step 318: 8876 + 28 = 8904
Step 319: 8904 + 28 = 8932
Step 320: 8932 + 28 = 8960
Step 321: 8960 + 28 = 8988
Step 322: 8988 + 28 = 9016
Step 323: 9016 + 28 = 9044
Step 324: 9044 + 28 = 9072
Step 325: 9072 + 28 = 9100
Step 326: 9100 + 28 = 9128
Step 327: 9128 + 28 = 9156
Step 328: 9156 + 28 = 9184
Step 329: 9184 + 28 = 9212
Step 330: 9212 + 28 = 9240
Step 331: 9240 + 28 = 9268
Step 332: 9268 + 28 = 9296
Step 333: 9296 + 28 = 9324
Step 334: 9324 + 28 = 9352
Step 335: 9352 + 28 = 9380
Step 336: 9380 + 28 = 9408
Step 337: 9408 + 28 = 9436
Step 338: 9436 + 28 = 9464
Step 339: 9464 + 28 = 9492
Step 340: 9492 + 28 = 9520
Step 341: 9520 + 28 = 9548
Step 342: 9548 + 28 = 9576
Step 343: 9576 + 28 = 9604
Step 344: 9604 + 28 = 9632
Step 345: 9632 + 28 = 9660
Step 346: 9660 + 28 = 9688
Step 347: 9688 + 28 = 9716
Step 348: 9716 + 28 = 9744
Step 349: 9744 + 28 = 9772
Step 350: 9772 + 28 = 9800
Step 351: 9800 + 28 = 9828
Step 352: 9828 + 28 = 9856
Step 353: 9856 + 28 = 9884
Step 354: 9884 + 28 = 9912
Step 355: 9912 + 28 = 9940
Step 356: 9940 + 28 = 9968
Step 357: 9968 + 28 = 9996
Step 358: 9996 + 28 = 10024
Step 359: 10024 + 28 = 10052
Step 360: 10052 + 28 = 10080
Step 361: 10080 + 28 = 10108
Step 362: 10108 + 28 = 10136
Step 363: 10136 + 28 = 10164
Step 364: 10164 + 28 = 10192
Step 365: 10192 + 28 = 10220
Step 366: 10220 + 28 = 10248
Step 367: 10248 + 28 = 10276
Step 368: 10276 + 28 = 10304
Step 369: 10304 + 28 = 10332
Step 370: 10332 + 28 = 10360
Step 371: 10360 + 28 = 10388
Step 372: 10388 + 28 = 10416
Step 373: 10416 + 28 = 10444
Step 374: 10444 + 28 = 10472
Step 375: 10472 + 28 = 10500
Step 376: 10500 + 28 = 10528
Step 377: 10528 + 28 = 10556
Step 378: 10556 + 28 = 10584
Step 379: 10584 + 28 = 10612
Step 380: 10612 + 28 = 10640
Step 381: 10640 + 28 = 10668
Step 382: 10668 + 28 = 10696
Step 383: 10696 + 28 = 10724
Step 384: 10724 + 28 = 10752
Step 385: 10752 + 28 = 10780
Step 386: 10780 + 28 = 10808
Step 387: 10808 + 28 = 10836
Step 388: 10836 + 28 = 10864
Step 389: 10864 + 28 = 10892
Step 390: 10892 + 28 = 10920
Step 391: 10920 + 28 = 10948
Step 392: 10948 + 28 = 10976
Step 393: 10976 + 28 = 11004
Step 394: 11004 + 28 = 11032
Step 395: 11032 + 28 = 11060
Step 396: 11060 + 28 = 11088
Step 397: 11088 + 28 = 11116
Step 398: 11116 + 28 = 11144
Step 399: 11144 + 28 = 11172
Step 400: 11172 + 28 = 11200
Step 401: 11200 + 28 = 11228
Step 402: 11228 + 28 = 11256
Step 403: 11256 + 28 = 11284
Step 404: 11284 + 28 = 11312
Step 405: 11312 + 28 = 11340
Step 406: 11340 + 28 = 11368
Step 407: 11368 + 28 = 11396
Step 408: 11396 + 28 = 11424
Step 409: 11424 + 28 = 11452
Step 410: 11452 + 28 = 11480
Step 411: 11480 + 28 = 11508
Step 412: 11508 + 28 = 11536
Step 413: 11536 + 28 = 11564
Step 414: 11564 + 28 = 11592
Step 415: 11592 + 28 = 11620
Step 416: 11620 + 28 = 11648
Step 417: 11648 + 28 = 11676
Step 418: 11676 + 28 = 11704
Step 419: 11704 + 28 = 11732
Step 420: 11732 + 28 = 11760
Step 421: 11760 + 28 = 11788
Step 422: 11788 + 28 = 11816
Step 423: 11816 + 28 = 11844
Step 424: 11844 + 28 = 11872
Step 425: 11872 + 28 = 11900
Step 426: 11900 + 28 = 11928
Step 427: 11928 + 28 = 11956
Step 428: 11956 + 28 = 11984
Step 429: 11984 + 28 = 12012
Step 430: 12012 + 28 = 12040
Step 431: 12040 + 28 = 12068
Step 432: 12068 + 28 = 12096
Step 433: 12096 + 28 = 12124
Step 434: 12124 + 28 = 12152
Step 435: 12152 + 28 = 12180
Step 436: 12180 + 28 = 12208
Step 437: 12208 + 28 = 12236
Step 438: 12236 + 28 = 12264
Step 439: 12264 + 28 = 12292
Step 440: 12292 + 28 = 12320
Step 441: 12320 + 28 = 12348
Step 442: 12348 + 28 = 12376
Step 443: 12376 + 28 = 12404
Step 444: 12404 + 28 = 12432
Step 445: 12432 + 28 = 12460
Step 446: 12460 + 28 = 12488
Step 447: 12488 + 28 = 12516
Step 448: 12516 + 28 = 12544
Step 449: 12544 + 28 = 12572
Step 450: 12572 + 28 = 12600
Step 451: 12600 + 28 = 12628
Step 452: 12628 + 28 = 12656
Step 453: 12656 + 28 = 12684
Step 454: 12684 + 28 = 12712

So, 28*454 = 12712