OK, let's work through this together. We're starting with 579 and we're going to multiply it by 435, which means we add 579 to itself 435 times.
Step 1: 0 + 579 = 579
Step 2: 579 + 579 = 1158
Step 3: 1158 + 579 = 1737
Step 4: 1737 + 579 = 2316
Step 5: 2316 + 579 = 2895
Step 6: 2895 + 579 = 3474
Step 7: 3474 + 579 = 4053
Step 8: 4053 + 579 = 4632
Step 9: 4632 + 579 = 5211
Step 10: 5211 + 579 = 5790
Step 11: 5790 + 579 = 6369
Step 12: 6369 + 579 = 6948
Step 13: 6948 + 579 = 7527
Step 14: 7527 + 579 = 8106
Step 15: 8106 + 579 = 8685
Step 16: 8685 + 579 = 9264
Step 17: 9264 + 579 = 9843
Step 18: 9843 + 579 = 10422
Step 19: 10422 + 579 = 11001
Step 20: 11001 + 579 = 11580
Step 21: 11580 + 579 = 12159
Step 22: 12159 + 579 = 12738
Step 23: 12738 + 579 = 13317
Step 24: 13317 + 579 = 13896
Step 25: 13896 + 579 = 14475
Step 26: 14475 + 579 = 15054
Step 27: 15054 + 579 = 15633
Step 28: 15633 + 579 = 16212
Step 29: 16212 + 579 = 16791
Step 30: 16791 + 579 = 17370
Step 31: 17370 + 579 = 17949
Step 32: 17949 + 579 = 18528
Step 33: 18528 + 579 = 19107
Step 34: 19107 + 579 = 19686
Step 35: 19686 + 579 = 20265
Step 36: 20265 + 579 = 20844
Step 37: 20844 + 579 = 21423
Step 38: 21423 + 579 = 22002
Step 39: 22002 + 579 = 22581
Step 40: 22581 + 579 = 23160
Step 41: 23160 + 579 = 23739
Step 42: 23739 + 579 = 24318
Step 43: 24318 + 579 = 24897
Step 44: 24897 + 579 = 25476
Step 45: 25476 + 579 = 26055
Step 46: 26055 + 579 = 26634
Step 47: 26634 + 579 = 27213
Step 48: 27213 + 579 = 27792
Step 49: 27792 + 579 = 28371
Step 50: 28371 + 579 = 28950
Step 51: 28950 + 579 = 29529
Step 52: 29529 + 579 = 30108
Step 53: 30108 + 579 = 30687
Step 54: 30687 + 579 = 31266
Step 55: 31266 + 579 = 31845
Step 56: 31845 + 579 = 32424
Step 57: 32424 + 579 = 33003
Step 58: 33003 + 579 = 33582
Step 59: 33582 + 579 = 34161
Step 60: 34161 + 579 = 34740
Step 61: 34740 + 579 = 35319
Step 62: 35319 + 579 = 35898
Step 63: 35898 + 579 = 36477
Step 64: 36477 + 579 = 37056
Step 65: 37056 + 579 = 37635
Step 66: 37635 + 579 = 38214
Step 67: 38214 + 579 = 38793
Step 68: 38793 + 579 = 39372
Step 69: 39372 + 579 = 39951
Step 70: 39951 + 579 = 40530
Step 71: 40530 + 579 = 41109
Step 72: 41109 + 579 = 41688
Step 73: 41688 + 579 = 42267
Step 74: 42267 + 579 = 42846
Step 75: 42846 + 579 = 43425
Step 76: 43425 + 579 = 44004
Step 77: 44004 + 579 = 44583
Step 78: 44583 + 579 = 45162
Step 79: 45162 + 579 = 45741
Step 80: 45741 + 579 = 46320
Step 81: 46320 + 579 = 46899
Step 82: 46899 + 579 = 47478
Step 83: 47478 + 579 = 48057
Step 84: 48057 + 579 = 48636
Step 85: 48636 + 579 = 49215
Step 86: 49215 + 579 = 49794
Step 87: 49794 + 579 = 50373
Step 88: 50373 + 579 = 50952
Step 89: 50952 + 579 = 51531
Step 90: 51531 + 579 = 52110
Step 91: 52110 + 579 = 52689
Step 92: 52689 + 579 = 53268
Step 93: 53268 + 579 = 53847
Step 94: 53847 + 579 = 54426
Step 95: 54426 + 579 = 55005
Step 96: 55005 + 579 = 55584
Step 97: 55584 + 579 = 56163
Step 98: 56163 + 579 = 56742
Step 99: 56742 + 579 = 57321
Step 100: 57321 + 579 = 57900
Step 101: 57900 + 579 = 58479
Step 102: 58479 + 579 = 59058
Step 103: 59058 + 579 = 59637
Step 104: 59637 + 579 = 60216
Step 105: 60216 + 579 = 60795
Step 106: 60795 + 579 = 61374
Step 107: 61374 + 579 = 61953
Step 108: 61953 + 579 = 62532
Step 109: 62532 + 579 = 63111
Step 110: 63111 + 579 = 63690
Step 111: 63690 + 579 = 64269
Step 112: 64269 + 579 = 64848
Step 113: 64848 + 579 = 65427
Step 114: 65427 + 579 = 66006
Step 115: 66006 + 579 = 66585
Step 116: 66585 + 579 = 67164
Step 117: 67164 + 579 = 67743
Step 118: 67743 + 579 = 68322
Step 119: 68322 + 579 = 68901
Step 120: 68901 + 579 = 69480
Step 121: 69480 + 579 = 70059
Step 122: 70059 + 579 = 70638
Step 123: 70638 + 579 = 71217
Step 124: 71217 + 579 = 71796
Step 125: 71796 + 579 = 72375
Step 126: 72375 + 579 = 72954
Step 127: 72954 + 579 = 73533
Step 128: 73533 + 579 = 74112
Step 129: 74112 + 579 = 74691
Step 130: 74691 + 579 = 75270
Step 131: 75270 + 579 = 75849
Step 132: 75849 + 579 = 76428
Step 133: 76428 + 579 = 77007
Step 134: 77007 + 579 = 77586
Step 135: 77586 + 579 = 78165
Step 136: 78165 + 579 = 78744
Step 137: 78744 + 579 = 79323
Step 138: 79323 + 579 = 79902
Step 139: 79902 + 579 = 80481
Step 140: 80481 + 579 = 81060
Step 141: 81060 + 579 = 81639
Step 142: 81639 + 579 = 82218
Step 143: 82218 + 579 = 82797
Step 144: 82797 + 579 = 83376
Step 145: 83376 + 579 = 83955
Step 146: 83955 + 579 = 84534
Step 147: 84534 + 579 = 85113
Step 148: 85113 + 579 = 85692
Step 149: 85692 + 579 = 86271
Step 150: 86271 + 579 = 86850
Step 151: 86850 + 579 = 87429
Step 152: 87429 + 579 = 88008
Step 153: 88008 + 579 = 88587
Step 154: 88587 + 579 = 89166
Step 155: 89166 + 579 = 89745
Step 156: 89745 + 579 = 90324
Step 157: 90324 + 579 = 90903
Step 158: 90903 + 579 = 91482
Step 159: 91482 + 579 = 92061
Step 160: 92061 + 579 = 92640
Step 161: 92640 + 579 = 93219
Step 162: 93219 + 579 = 93798
Step 163: 93798 + 579 = 94377
Step 164: 94377 + 579 = 94956
Step 165: 94956 + 579 = 95535
Step 166: 95535 + 579 = 96114
Step 167: 96114 + 579 = 96693
Step 168: 96693 + 579 = 97272
Step 169: 97272 + 579 = 97851
Step 170: 97851 + 579 = 98430
Step 171: 98430 + 579 = 99009
Step 172: 99009 + 579 = 99588
Step 173: 99588 + 579 = 100167
Step 174: 100167 + 579 = 100746
Step 175: 100746 + 579 = 101325
Step 176: 101325 + 579 = 101904
Step 177: 101904 + 579 = 102483
Step 178: 102483 + 579 = 103062
Step 179: 103062 + 579 = 103641
Step 180: 103641 + 579 = 104220
Step 181: 104220 + 579 = 104799
Step 182: 104799 + 579 = 105378
Step 183: 105378 + 579 = 105957
Step 184: 105957 + 579 = 106536
Step 185: 106536 + 579 = 107115
Step 186: 107115 + 579 = 107694
Step 187: 107694 + 579 = 108273
Step 188: 108273 + 579 = 108852
Step 189: 108852 + 579 = 109431
Step 190: 109431 + 579 = 110010
Step 191: 110010 + 579 = 110589
Step 192: 110589 + 579 = 111168
Step 193: 111168 + 579 = 111747
Step 194: 111747 + 579 = 112326
Step 195: 112326 + 579 = 112905
Step 196: 112905 + 579 = 113484
Step 197: 113484 + 579 = 114063
Step 198: 114063 + 579 = 114642
Step 199: 114642 + 579 = 115221
Step 200: 115221 + 579 = 115800
Step 201: 115800 + 579 = 116379
Step 202: 116379 + 579 = 116958
Step 203: 116958 + 579 = 117537
Step 204: 117537 + 579 = 118116
Step 205: 118116 + 579 = 118695
Step 206: 118695 + 579 = 119274
Step 207: 119274 + 579 = 119853
Step 208: 119853 + 579 = 120432
Step 209: 120432 + 579 = 121011
Step 210: 121011 + 579 = 121590
Step 211: 121590 + 579 = 122169
Step 212: 122169 + 579 = 122748
Step 213: 122748 + 579 = 123327
Step 214: 123327 + 579 = 123906
Step 215: 123906 + 579 = 124485
Step 216: 124485 + 579 = 125064
Step 217: 125064 + 579 = 125643
Step 218: 125643 + 579 = 126222
Step 219: 126222 + 579 = 126801
Step 220: 126801 + 579 = 127380
Step 221: 127380 + 579 = 127959
Step 222: 127959 + 579 = 128538
Step 223: 128538 + 579 = 129117
Step 224: 129117 + 579 = 129696
Step 225: 129696 + 579 = 130275
Step 226: 130275 + 579 = 130854
Step 227: 130854 + 579 = 131433
Step 228: 131433 + 579 = 132012
Step 229: 132012 + 579 = 132591
Step 230: 132591 + 579 = 133170
Step 231: 133170 + 579 = 133749
Step 232: 133749 + 579 = 134328
Step 233: 134328 + 579 = 134907
Step 234: 134907 + 579 = 135486
Step 235: 135486 + 579 = 136065
Step 236: 136065 + 579 = 136644
Step 237: 136644 + 579 = 137223
Step 238: 137223 + 579 = 137802
Step 239: 137802 + 579 = 138381
Step 240: 138381 + 579 = 138960
Step 241: 138960 + 579 = 139539
Step 242: 139539 + 579 = 140118
Step 243: 140118 + 579 = 140697
Step 244: 140697 + 579 = 141276
Step 245: 141276 + 579 = 141855
Step 246: 141855 + 579 = 142434
Step 247: 142434 + 579 = 143013
Step 248: 143013 + 579 = 143592
Step 249: 143592 + 579 = 144171
Step 250: 144171 + 579 = 144750
Step 251: 144750 + 579 = 145329
Step 252: 145329 + 579 = 145908
Step 253: 145908 + 579 = 146487
Step 254: 146487 + 579 = 147066
Step 255: 147066 + 579 = 147645
Step 256: 147645 + 579 = 148224
Step 257: 148224 + 579 = 148803
Step 258: 148803 + 579 = 149382
Step 259: 149382 + 579 = 149961
Step 260: 149961 + 579 = 150540
Step 261: 150540 + 579 = 151119
Step 262: 151119 + 579 = 151698
Step 263: 151698 + 579 = 152277
Step 264: 152277 + 579 = 152856
Step 265: 152856 + 579 = 153435
Step 266: 153435 + 579 = 154014
Step 267: 154014 + 579 = 154593
Step 268: 154593 + 579 = 155172
Step 269: 155172 + 579 = 155751
Step 270: 155751 + 579 = 156330
Step 271: 156330 + 579 = 156909
Step 272: 156909 + 579 = 157488
Step 273: 157488 + 579 = 158067
Step 274: 158067 + 579 = 158646
Step 275: 158646 + 579 = 159225
Step 276: 159225 + 579 = 159804
Step 277: 159804 + 579 = 160383
Step 278: 160383 + 579 = 160962
Step 279: 160962 + 579 = 161541
Step 280: 161541 + 579 = 162120
Step 281: 162120 + 579 = 162699
Step 282: 162699 + 579 = 163278
Step 283: 163278 + 579 = 163857
Step 284: 163857 + 579 = 164436
Step 285: 164436 + 579 = 165015
Step 286: 165015 + 579 = 165594
Step 287: 165594 + 579 = 166173
Step 288: 166173 + 579 = 166752
Step 289: 166752 + 579 = 167331
Step 290: 167331 + 579 = 167910
Step 291: 167910 + 579 = 168489
Step 292: 168489 + 579 = 169068
Step 293: 169068 + 579 = 169647
Step 294: 169647 + 579 = 170226
Step 295: 170226 + 579 = 170805
Step 296: 170805 + 579 = 171384
Step 297: 171384 + 579 = 171963
Step 298: 171963 + 579 = 172542
Step 299: 172542 + 579 = 173121
Step 300: 173121 + 579 = 173700
Step 301: 173700 + 579 = 174279
Step 302: 174279 + 579 = 174858
Step 303: 174858 + 579 = 175437
Step 304: 175437 + 579 = 176016
Step 305: 176016 + 579 = 176595
Step 306: 176595 + 579 = 177174
Step 307: 177174 + 579 = 177753
Step 308: 177753 + 579 = 178332
Step 309: 178332 + 579 = 178911
Step 310: 178911 + 579 = 179490
Step 311: 179490 + 579 = 180069
Step 312: 180069 + 579 = 180648
Step 313: 180648 + 579 = 181227
Step 314: 181227 + 579 = 181806
Step 315: 181806 + 579 = 182385
Step 316: 182385 + 579 = 182964
Step 317: 182964 + 579 = 183543
Step 318: 183543 + 579 = 184122
Step 319: 184122 + 579 = 184701
Step 320: 184701 + 579 = 185280
Step 321: 185280 + 579 = 185859
Step 322: 185859 + 579 = 186438
Step 323: 186438 + 579 = 187017
Step 324: 187017 + 579 = 187596
Step 325: 187596 + 579 = 188175
Step 326: 188175 + 579 = 188754
Step 327: 188754 + 579 = 189333
Step 328: 189333 + 579 = 189912
Step 329: 189912 + 579 = 190491
Step 330: 190491 + 579 = 191070
Step 331: 191070 + 579 = 191649
Step 332: 191649 + 579 = 192228
Step 333: 192228 + 579 = 192807
Step 334: 192807 + 579 = 193386
Step 335: 193386 + 579 = 193965
Step 336: 193965 + 579 = 194544
Step 337: 194544 + 579 = 195123
Step 338: 195123 + 579 = 195702
Step 339: 195702 + 579 = 196281
Step 340: 196281 + 579 = 196860
Step 341: 196860 + 579 = 197439
Step 342: 197439 + 579 = 198018
Step 343: 198018 + 579 = 198597
Step 344: 198597 + 579 = 199176
Step 345: 199176 + 579 = 199755
Step 346: 199755 + 579 = 200334
Step 347: 200334 + 579 = 200913
Step 348: 200913 + 579 = 201492
Step 349: 201492 + 579 = 202071
Step 350: 202071 + 579 = 202650
Step 351: 202650 + 579 = 203229
Step 352: 203229 + 579 = 203808
Step 353: 203808 + 579 = 204387
Step 354: 204387 + 579 = 204966
Step 355: 204966 + 579 = 205545
Step 356: 205545 + 579 = 206124
Step 357: 206124 + 579 = 206703
Step 358: 206703 + 579 = 207282
Step 359: 207282 + 579 = 207861
Step 360: 207861 + 579 = 208440
Step 361: 208440 + 579 = 209019
Step 362: 209019 + 579 = 209598
Step 363: 209598 + 579 = 210177
Step 364: 210177 + 579 = 210756
Step 365: 210756 + 579 = 211335
Step 366: 211335 + 579 = 211914
Step 367: 211914 + 579 = 212493
Step 368: 212493 + 579 = 213072
Step 369: 213072 + 579 = 213651
Step 370: 213651 + 579 = 214230
Step 371: 214230 + 579 = 214809
Step 372: 214809 + 579 = 215388
Step 373: 215388 + 579 = 215967
Step 374: 215967 + 579 = 216546
Step 375: 216546 + 579 = 217125
Step 376: 217125 + 579 = 217704
Step 377: 217704 + 579 = 218283
Step 378: 218283 + 579 = 218862
Step 379: 218862 + 579 = 219441
Step 380: 219441 + 579 = 220020
Step 381: 220020 + 579 = 220599
Step 382: 220599 + 579 = 221178
Step 383: 221178 + 579 = 221757
Step 384: 221757 + 579 = 222336
Step 385: 222336 + 579 = 222915
Step 386: 222915 + 579 = 223494
Step 387: 223494 + 579 = 224073
Step 388: 224073 + 579 = 224652
Step 389: 224652 + 579 = 225231
Step 390: 225231 + 579 = 225810
Step 391: 225810 + 579 = 226389
Step 392: 226389 + 579 = 226968
Step 393: 226968 + 579 = 227547
Step 394: 227547 + 579 = 228126
Step 395: 228126 + 579 = 228705
Step 396: 228705 + 579 = 229284
Step 397: 229284 + 579 = 229863
Step 398: 229863 + 579 = 230442
Step 399: 230442 + 579 = 231021
Step 400: 231021 + 579 = 231600
Step 401: 231600 + 579 = 232179
Step 402: 232179 + 579 = 232758
Step 403: 232758 + 579 = 233337
Step 404: 233337 + 579 = 233916
Step 405: 233916 + 579 = 234495
Step 406: 234495 + 579 = 235074
Step 407: 235074 + 579 = 235653
Step 408: 235653 + 579 = 236232
Step 409: 236232 + 579 = 236811
Step 410: 236811 + 579 = 237390
Step 411: 237390 + 579 = 237969
Step 412: 237969 + 579 = 238548
Step 413: 238548 + 579 = 239127
Step 414: 239127 + 579 = 239706
Step 415: 239706 + 579 = 240285
Step 416: 240285 + 579 = 240864
Step 417: 240864 + 579 = 241443
Step 418: 241443 + 579 = 242022
Step 419: 242022 + 579 = 242601
Step 420: 242601 + 579 = 243180
Step 421: 243180 + 579 = 243759
Step 422: 243759 + 579 = 244338
Step 423: 244338 + 579 = 244917
Step 424: 244917 + 579 = 245496
Step 425: 245496 + 579 = 246075
Step 426: 246075 + 579 = 246654
Step 427: 246654 + 579 = 247233
Step 428: 247233 + 579 = 247812
Step 429: 247812 + 579 = 248391
Step 430: 248391 + 579 = 248970
Step 431: 248970 + 579 = 249549
Step 432: 249549 + 579 = 250128
Step 433: 250128 + 579 = 250707
Step 434: 250707 + 579 = 251286
Step 435: 251286 + 579 = 251865

So, 579*435 = 251865