Alright, let's solve this math problem step by step. First, we have the number 284. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 457. So, we're going to take the number 284 and add it to itself 457 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
Step 80: 22436 + 284 = 22720
Step 81: 22720 + 284 = 23004
Step 82: 23004 + 284 = 23288
Step 83: 23288 + 284 = 23572
Step 84: 23572 + 284 = 23856
Step 85: 23856 + 284 = 24140
Step 86: 24140 + 284 = 24424
Step 87: 24424 + 284 = 24708
Step 88: 24708 + 284 = 24992
Step 89: 24992 + 284 = 25276
Step 90: 25276 + 284 = 25560
Step 91: 25560 + 284 = 25844
Step 92: 25844 + 284 = 26128
Step 93: 26128 + 284 = 26412
Step 94: 26412 + 284 = 26696
Step 95: 26696 + 284 = 26980
Step 96: 26980 + 284 = 27264
Step 97: 27264 + 284 = 27548
Step 98: 27548 + 284 = 27832
Step 99: 27832 + 284 = 28116
Step 100: 28116 + 284 = 28400
Step 101: 28400 + 284 = 28684
Step 102: 28684 + 284 = 28968
Step 103: 28968 + 284 = 29252
Step 104: 29252 + 284 = 29536
Step 105: 29536 + 284 = 29820
Step 106: 29820 + 284 = 30104
Step 107: 30104 + 284 = 30388
Step 108: 30388 + 284 = 30672
Step 109: 30672 + 284 = 30956
Step 110: 30956 + 284 = 31240
Step 111: 31240 + 284 = 31524
Step 112: 31524 + 284 = 31808
Step 113: 31808 + 284 = 32092
Step 114: 32092 + 284 = 32376
Step 115: 32376 + 284 = 32660
Step 116: 32660 + 284 = 32944
Step 117: 32944 + 284 = 33228
Step 118: 33228 + 284 = 33512
Step 119: 33512 + 284 = 33796
Step 120: 33796 + 284 = 34080
Step 121: 34080 + 284 = 34364
Step 122: 34364 + 284 = 34648
Step 123: 34648 + 284 = 34932
Step 124: 34932 + 284 = 35216
Step 125: 35216 + 284 = 35500
Step 126: 35500 + 284 = 35784
Step 127: 35784 + 284 = 36068
Step 128: 36068 + 284 = 36352
Step 129: 36352 + 284 = 36636
Step 130: 36636 + 284 = 36920
Step 131: 36920 + 284 = 37204
Step 132: 37204 + 284 = 37488
Step 133: 37488 + 284 = 37772
Step 134: 37772 + 284 = 38056
Step 135: 38056 + 284 = 38340
Step 136: 38340 + 284 = 38624
Step 137: 38624 + 284 = 38908
Step 138: 38908 + 284 = 39192
Step 139: 39192 + 284 = 39476
Step 140: 39476 + 284 = 39760
Step 141: 39760 + 284 = 40044
Step 142: 40044 + 284 = 40328
Step 143: 40328 + 284 = 40612
Step 144: 40612 + 284 = 40896
Step 145: 40896 + 284 = 41180
Step 146: 41180 + 284 = 41464
Step 147: 41464 + 284 = 41748
Step 148: 41748 + 284 = 42032
Step 149: 42032 + 284 = 42316
Step 150: 42316 + 284 = 42600
Step 151: 42600 + 284 = 42884
Step 152: 42884 + 284 = 43168
Step 153: 43168 + 284 = 43452
Step 154: 43452 + 284 = 43736
Step 155: 43736 + 284 = 44020
Step 156: 44020 + 284 = 44304
Step 157: 44304 + 284 = 44588
Step 158: 44588 + 284 = 44872
Step 159: 44872 + 284 = 45156
Step 160: 45156 + 284 = 45440
Step 161: 45440 + 284 = 45724
Step 162: 45724 + 284 = 46008
Step 163: 46008 + 284 = 46292
Step 164: 46292 + 284 = 46576
Step 165: 46576 + 284 = 46860
Step 166: 46860 + 284 = 47144
Step 167: 47144 + 284 = 47428
Step 168: 47428 + 284 = 47712
Step 169: 47712 + 284 = 47996
Step 170: 47996 + 284 = 48280
Step 171: 48280 + 284 = 48564
Step 172: 48564 + 284 = 48848
Step 173: 48848 + 284 = 49132
Step 174: 49132 + 284 = 49416
Step 175: 49416 + 284 = 49700
Step 176: 49700 + 284 = 49984
Step 177: 49984 + 284 = 50268
Step 178: 50268 + 284 = 50552
Step 179: 50552 + 284 = 50836
Step 180: 50836 + 284 = 51120
Step 181: 51120 + 284 = 51404
Step 182: 51404 + 284 = 51688
Step 183: 51688 + 284 = 51972
Step 184: 51972 + 284 = 52256
Step 185: 52256 + 284 = 52540
Step 186: 52540 + 284 = 52824
Step 187: 52824 + 284 = 53108
Step 188: 53108 + 284 = 53392
Step 189: 53392 + 284 = 53676
Step 190: 53676 + 284 = 53960
Step 191: 53960 + 284 = 54244
Step 192: 54244 + 284 = 54528
Step 193: 54528 + 284 = 54812
Step 194: 54812 + 284 = 55096
Step 195: 55096 + 284 = 55380
Step 196: 55380 + 284 = 55664
Step 197: 55664 + 284 = 55948
Step 198: 55948 + 284 = 56232
Step 199: 56232 + 284 = 56516
Step 200: 56516 + 284 = 56800
Step 201: 56800 + 284 = 57084
Step 202: 57084 + 284 = 57368
Step 203: 57368 + 284 = 57652
Step 204: 57652 + 284 = 57936
Step 205: 57936 + 284 = 58220
Step 206: 58220 + 284 = 58504
Step 207: 58504 + 284 = 58788
Step 208: 58788 + 284 = 59072
Step 209: 59072 + 284 = 59356
Step 210: 59356 + 284 = 59640
Step 211: 59640 + 284 = 59924
Step 212: 59924 + 284 = 60208
Step 213: 60208 + 284 = 60492
Step 214: 60492 + 284 = 60776
Step 215: 60776 + 284 = 61060
Step 216: 61060 + 284 = 61344
Step 217: 61344 + 284 = 61628
Step 218: 61628 + 284 = 61912
Step 219: 61912 + 284 = 62196
Step 220: 62196 + 284 = 62480
Step 221: 62480 + 284 = 62764
Step 222: 62764 + 284 = 63048
Step 223: 63048 + 284 = 63332
Step 224: 63332 + 284 = 63616
Step 225: 63616 + 284 = 63900
Step 226: 63900 + 284 = 64184
Step 227: 64184 + 284 = 64468
Step 228: 64468 + 284 = 64752
Step 229: 64752 + 284 = 65036
Step 230: 65036 + 284 = 65320
Step 231: 65320 + 284 = 65604
Step 232: 65604 + 284 = 65888
Step 233: 65888 + 284 = 66172
Step 234: 66172 + 284 = 66456
Step 235: 66456 + 284 = 66740
Step 236: 66740 + 284 = 67024
Step 237: 67024 + 284 = 67308
Step 238: 67308 + 284 = 67592
Step 239: 67592 + 284 = 67876
Step 240: 67876 + 284 = 68160
Step 241: 68160 + 284 = 68444
Step 242: 68444 + 284 = 68728
Step 243: 68728 + 284 = 69012
Step 244: 69012 + 284 = 69296
Step 245: 69296 + 284 = 69580
Step 246: 69580 + 284 = 69864
Step 247: 69864 + 284 = 70148
Step 248: 70148 + 284 = 70432
Step 249: 70432 + 284 = 70716
Step 250: 70716 + 284 = 71000
Step 251: 71000 + 284 = 71284
Step 252: 71284 + 284 = 71568
Step 253: 71568 + 284 = 71852
Step 254: 71852 + 284 = 72136
Step 255: 72136 + 284 = 72420
Step 256: 72420 + 284 = 72704
Step 257: 72704 + 284 = 72988
Step 258: 72988 + 284 = 73272
Step 259: 73272 + 284 = 73556
Step 260: 73556 + 284 = 73840
Step 261: 73840 + 284 = 74124
Step 262: 74124 + 284 = 74408
Step 263: 74408 + 284 = 74692
Step 264: 74692 + 284 = 74976
Step 265: 74976 + 284 = 75260
Step 266: 75260 + 284 = 75544
Step 267: 75544 + 284 = 75828
Step 268: 75828 + 284 = 76112
Step 269: 76112 + 284 = 76396
Step 270: 76396 + 284 = 76680
Step 271: 76680 + 284 = 76964
Step 272: 76964 + 284 = 77248
Step 273: 77248 + 284 = 77532
Step 274: 77532 + 284 = 77816
Step 275: 77816 + 284 = 78100
Step 276: 78100 + 284 = 78384
Step 277: 78384 + 284 = 78668
Step 278: 78668 + 284 = 78952
Step 279: 78952 + 284 = 79236
Step 280: 79236 + 284 = 79520
Step 281: 79520 + 284 = 79804
Step 282: 79804 + 284 = 80088
Step 283: 80088 + 284 = 80372
Step 284: 80372 + 284 = 80656
Step 285: 80656 + 284 = 80940
Step 286: 80940 + 284 = 81224
Step 287: 81224 + 284 = 81508
Step 288: 81508 + 284 = 81792
Step 289: 81792 + 284 = 82076
Step 290: 82076 + 284 = 82360
Step 291: 82360 + 284 = 82644
Step 292: 82644 + 284 = 82928
Step 293: 82928 + 284 = 83212
Step 294: 83212 + 284 = 83496
Step 295: 83496 + 284 = 83780
Step 296: 83780 + 284 = 84064
Step 297: 84064 + 284 = 84348
Step 298: 84348 + 284 = 84632
Step 299: 84632 + 284 = 84916
Step 300: 84916 + 284 = 85200
Step 301: 85200 + 284 = 85484
Step 302: 85484 + 284 = 85768
Step 303: 85768 + 284 = 86052
Step 304: 86052 + 284 = 86336
Step 305: 86336 + 284 = 86620
Step 306: 86620 + 284 = 86904
Step 307: 86904 + 284 = 87188
Step 308: 87188 + 284 = 87472
Step 309: 87472 + 284 = 87756
Step 310: 87756 + 284 = 88040
Step 311: 88040 + 284 = 88324
Step 312: 88324 + 284 = 88608
Step 313: 88608 + 284 = 88892
Step 314: 88892 + 284 = 89176
Step 315: 89176 + 284 = 89460
Step 316: 89460 + 284 = 89744
Step 317: 89744 + 284 = 90028
Step 318: 90028 + 284 = 90312
Step 319: 90312 + 284 = 90596
Step 320: 90596 + 284 = 90880
Step 321: 90880 + 284 = 91164
Step 322: 91164 + 284 = 91448
Step 323: 91448 + 284 = 91732
Step 324: 91732 + 284 = 92016
Step 325: 92016 + 284 = 92300
Step 326: 92300 + 284 = 92584
Step 327: 92584 + 284 = 92868
Step 328: 92868 + 284 = 93152
Step 329: 93152 + 284 = 93436
Step 330: 93436 + 284 = 93720
Step 331: 93720 + 284 = 94004
Step 332: 94004 + 284 = 94288
Step 333: 94288 + 284 = 94572
Step 334: 94572 + 284 = 94856
Step 335: 94856 + 284 = 95140
Step 336: 95140 + 284 = 95424
Step 337: 95424 + 284 = 95708
Step 338: 95708 + 284 = 95992
Step 339: 95992 + 284 = 96276
Step 340: 96276 + 284 = 96560
Step 341: 96560 + 284 = 96844
Step 342: 96844 + 284 = 97128
Step 343: 97128 + 284 = 97412
Step 344: 97412 + 284 = 97696
Step 345: 97696 + 284 = 97980
Step 346: 97980 + 284 = 98264
Step 347: 98264 + 284 = 98548
Step 348: 98548 + 284 = 98832
Step 349: 98832 + 284 = 99116
Step 350: 99116 + 284 = 99400
Step 351: 99400 + 284 = 99684
Step 352: 99684 + 284 = 99968
Step 353: 99968 + 284 = 100252
Step 354: 100252 + 284 = 100536
Step 355: 100536 + 284 = 100820
Step 356: 100820 + 284 = 101104
Step 357: 101104 + 284 = 101388
Step 358: 101388 + 284 = 101672
Step 359: 101672 + 284 = 101956
Step 360: 101956 + 284 = 102240
Step 361: 102240 + 284 = 102524
Step 362: 102524 + 284 = 102808
Step 363: 102808 + 284 = 103092
Step 364: 103092 + 284 = 103376
Step 365: 103376 + 284 = 103660
Step 366: 103660 + 284 = 103944
Step 367: 103944 + 284 = 104228
Step 368: 104228 + 284 = 104512
Step 369: 104512 + 284 = 104796
Step 370: 104796 + 284 = 105080
Step 371: 105080 + 284 = 105364
Step 372: 105364 + 284 = 105648
Step 373: 105648 + 284 = 105932
Step 374: 105932 + 284 = 106216
Step 375: 106216 + 284 = 106500
Step 376: 106500 + 284 = 106784
Step 377: 106784 + 284 = 107068
Step 378: 107068 + 284 = 107352
Step 379: 107352 + 284 = 107636
Step 380: 107636 + 284 = 107920
Step 381: 107920 + 284 = 108204
Step 382: 108204 + 284 = 108488
Step 383: 108488 + 284 = 108772
Step 384: 108772 + 284 = 109056
Step 385: 109056 + 284 = 109340
Step 386: 109340 + 284 = 109624
Step 387: 109624 + 284 = 109908
Step 388: 109908 + 284 = 110192
Step 389: 110192 + 284 = 110476
Step 390: 110476 + 284 = 110760
Step 391: 110760 + 284 = 111044
Step 392: 111044 + 284 = 111328
Step 393: 111328 + 284 = 111612
Step 394: 111612 + 284 = 111896
Step 395: 111896 + 284 = 112180
Step 396: 112180 + 284 = 112464
Step 397: 112464 + 284 = 112748
Step 398: 112748 + 284 = 113032
Step 399: 113032 + 284 = 113316
Step 400: 113316 + 284 = 113600
Step 401: 113600 + 284 = 113884
Step 402: 113884 + 284 = 114168
Step 403: 114168 + 284 = 114452
Step 404: 114452 + 284 = 114736
Step 405: 114736 + 284 = 115020
Step 406: 115020 + 284 = 115304
Step 407: 115304 + 284 = 115588
Step 408: 115588 + 284 = 115872
Step 409: 115872 + 284 = 116156
Step 410: 116156 + 284 = 116440
Step 411: 116440 + 284 = 116724
Step 412: 116724 + 284 = 117008
Step 413: 117008 + 284 = 117292
Step 414: 117292 + 284 = 117576
Step 415: 117576 + 284 = 117860
Step 416: 117860 + 284 = 118144
Step 417: 118144 + 284 = 118428
Step 418: 118428 + 284 = 118712
Step 419: 118712 + 284 = 118996
Step 420: 118996 + 284 = 119280
Step 421: 119280 + 284 = 119564
Step 422: 119564 + 284 = 119848
Step 423: 119848 + 284 = 120132
Step 424: 120132 + 284 = 120416
Step 425: 120416 + 284 = 120700
Step 426: 120700 + 284 = 120984
Step 427: 120984 + 284 = 121268
Step 428: 121268 + 284 = 121552
Step 429: 121552 + 284 = 121836
Step 430: 121836 + 284 = 122120
Step 431: 122120 + 284 = 122404
Step 432: 122404 + 284 = 122688
Step 433: 122688 + 284 = 122972
Step 434: 122972 + 284 = 123256
Step 435: 123256 + 284 = 123540
Step 436: 123540 + 284 = 123824
Step 437: 123824 + 284 = 124108
Step 438: 124108 + 284 = 124392
Step 439: 124392 + 284 = 124676
Step 440: 124676 + 284 = 124960
Step 441: 124960 + 284 = 125244
Step 442: 125244 + 284 = 125528
Step 443: 125528 + 284 = 125812
Step 444: 125812 + 284 = 126096
Step 445: 126096 + 284 = 126380
Step 446: 126380 + 284 = 126664
Step 447: 126664 + 284 = 126948
Step 448: 126948 + 284 = 127232
Step 449: 127232 + 284 = 127516
Step 450: 127516 + 284 = 127800
Step 451: 127800 + 284 = 128084
Step 452: 128084 + 284 = 128368
Step 453: 128368 + 284 = 128652
Step 454: 128652 + 284 = 128936
Step 455: 128936 + 284 = 129220
Step 456: 129220 + 284 = 129504
Step 457: 129504 + 284 = 129788

So, 284*457 = 129788