Let's get this math done. We have 43 and we're going to multiply it by 500. This is the same as taking 43 and adding it to itself 500 times.
Step 1: 0 + 43 = 43
Step 2: 43 + 43 = 86
Step 3: 86 + 43 = 129
Step 4: 129 + 43 = 172
Step 5: 172 + 43 = 215
Step 6: 215 + 43 = 258
Step 7: 258 + 43 = 301
Step 8: 301 + 43 = 344
Step 9: 344 + 43 = 387
Step 10: 387 + 43 = 430
Step 11: 430 + 43 = 473
Step 12: 473 + 43 = 516
Step 13: 516 + 43 = 559
Step 14: 559 + 43 = 602
Step 15: 602 + 43 = 645
Step 16: 645 + 43 = 688
Step 17: 688 + 43 = 731
Step 18: 731 + 43 = 774
Step 19: 774 + 43 = 817
Step 20: 817 + 43 = 860
Step 21: 860 + 43 = 903
Step 22: 903 + 43 = 946
Step 23: 946 + 43 = 989
Step 24: 989 + 43 = 1032
Step 25: 1032 + 43 = 1075
Step 26: 1075 + 43 = 1118
Step 27: 1118 + 43 = 1161
Step 28: 1161 + 43 = 1204
Step 29: 1204 + 43 = 1247
Step 30: 1247 + 43 = 1290
Step 31: 1290 + 43 = 1333
Step 32: 1333 + 43 = 1376
Step 33: 1376 + 43 = 1419
Step 34: 1419 + 43 = 1462
Step 35: 1462 + 43 = 1505
Step 36: 1505 + 43 = 1548
Step 37: 1548 + 43 = 1591
Step 38: 1591 + 43 = 1634
Step 39: 1634 + 43 = 1677
Step 40: 1677 + 43 = 1720
Step 41: 1720 + 43 = 1763
Step 42: 1763 + 43 = 1806
Step 43: 1806 + 43 = 1849
Step 44: 1849 + 43 = 1892
Step 45: 1892 + 43 = 1935
Step 46: 1935 + 43 = 1978
Step 47: 1978 + 43 = 2021
Step 48: 2021 + 43 = 2064
Step 49: 2064 + 43 = 2107
Step 50: 2107 + 43 = 2150
Step 51: 2150 + 43 = 2193
Step 52: 2193 + 43 = 2236
Step 53: 2236 + 43 = 2279
Step 54: 2279 + 43 = 2322
Step 55: 2322 + 43 = 2365
Step 56: 2365 + 43 = 2408
Step 57: 2408 + 43 = 2451
Step 58: 2451 + 43 = 2494
Step 59: 2494 + 43 = 2537
Step 60: 2537 + 43 = 2580
Step 61: 2580 + 43 = 2623
Step 62: 2623 + 43 = 2666
Step 63: 2666 + 43 = 2709
Step 64: 2709 + 43 = 2752
Step 65: 2752 + 43 = 2795
Step 66: 2795 + 43 = 2838
Step 67: 2838 + 43 = 2881
Step 68: 2881 + 43 = 2924
Step 69: 2924 + 43 = 2967
Step 70: 2967 + 43 = 3010
Step 71: 3010 + 43 = 3053
Step 72: 3053 + 43 = 3096
Step 73: 3096 + 43 = 3139
Step 74: 3139 + 43 = 3182
Step 75: 3182 + 43 = 3225
Step 76: 3225 + 43 = 3268
Step 77: 3268 + 43 = 3311
Step 78: 3311 + 43 = 3354
Step 79: 3354 + 43 = 3397
Step 80: 3397 + 43 = 3440
Step 81: 3440 + 43 = 3483
Step 82: 3483 + 43 = 3526
Step 83: 3526 + 43 = 3569
Step 84: 3569 + 43 = 3612
Step 85: 3612 + 43 = 3655
Step 86: 3655 + 43 = 3698
Step 87: 3698 + 43 = 3741
Step 88: 3741 + 43 = 3784
Step 89: 3784 + 43 = 3827
Step 90: 3827 + 43 = 3870
Step 91: 3870 + 43 = 3913
Step 92: 3913 + 43 = 3956
Step 93: 3956 + 43 = 3999
Step 94: 3999 + 43 = 4042
Step 95: 4042 + 43 = 4085
Step 96: 4085 + 43 = 4128
Step 97: 4128 + 43 = 4171
Step 98: 4171 + 43 = 4214
Step 99: 4214 + 43 = 4257
Step 100: 4257 + 43 = 4300
Step 101: 4300 + 43 = 4343
Step 102: 4343 + 43 = 4386
Step 103: 4386 + 43 = 4429
Step 104: 4429 + 43 = 4472
Step 105: 4472 + 43 = 4515
Step 106: 4515 + 43 = 4558
Step 107: 4558 + 43 = 4601
Step 108: 4601 + 43 = 4644
Step 109: 4644 + 43 = 4687
Step 110: 4687 + 43 = 4730
Step 111: 4730 + 43 = 4773
Step 112: 4773 + 43 = 4816
Step 113: 4816 + 43 = 4859
Step 114: 4859 + 43 = 4902
Step 115: 4902 + 43 = 4945
Step 116: 4945 + 43 = 4988
Step 117: 4988 + 43 = 5031
Step 118: 5031 + 43 = 5074
Step 119: 5074 + 43 = 5117
Step 120: 5117 + 43 = 5160
Step 121: 5160 + 43 = 5203
Step 122: 5203 + 43 = 5246
Step 123: 5246 + 43 = 5289
Step 124: 5289 + 43 = 5332
Step 125: 5332 + 43 = 5375
Step 126: 5375 + 43 = 5418
Step 127: 5418 + 43 = 5461
Step 128: 5461 + 43 = 5504
Step 129: 5504 + 43 = 5547
Step 130: 5547 + 43 = 5590
Step 131: 5590 + 43 = 5633
Step 132: 5633 + 43 = 5676
Step 133: 5676 + 43 = 5719
Step 134: 5719 + 43 = 5762
Step 135: 5762 + 43 = 5805
Step 136: 5805 + 43 = 5848
Step 137: 5848 + 43 = 5891
Step 138: 5891 + 43 = 5934
Step 139: 5934 + 43 = 5977
Step 140: 5977 + 43 = 6020
Step 141: 6020 + 43 = 6063
Step 142: 6063 + 43 = 6106
Step 143: 6106 + 43 = 6149
Step 144: 6149 + 43 = 6192
Step 145: 6192 + 43 = 6235
Step 146: 6235 + 43 = 6278
Step 147: 6278 + 43 = 6321
Step 148: 6321 + 43 = 6364
Step 149: 6364 + 43 = 6407
Step 150: 6407 + 43 = 6450
Step 151: 6450 + 43 = 6493
Step 152: 6493 + 43 = 6536
Step 153: 6536 + 43 = 6579
Step 154: 6579 + 43 = 6622
Step 155: 6622 + 43 = 6665
Step 156: 6665 + 43 = 6708
Step 157: 6708 + 43 = 6751
Step 158: 6751 + 43 = 6794
Step 159: 6794 + 43 = 6837
Step 160: 6837 + 43 = 6880
Step 161: 6880 + 43 = 6923
Step 162: 6923 + 43 = 6966
Step 163: 6966 + 43 = 7009
Step 164: 7009 + 43 = 7052
Step 165: 7052 + 43 = 7095
Step 166: 7095 + 43 = 7138
Step 167: 7138 + 43 = 7181
Step 168: 7181 + 43 = 7224
Step 169: 7224 + 43 = 7267
Step 170: 7267 + 43 = 7310
Step 171: 7310 + 43 = 7353
Step 172: 7353 + 43 = 7396
Step 173: 7396 + 43 = 7439
Step 174: 7439 + 43 = 7482
Step 175: 7482 + 43 = 7525
Step 176: 7525 + 43 = 7568
Step 177: 7568 + 43 = 7611
Step 178: 7611 + 43 = 7654
Step 179: 7654 + 43 = 7697
Step 180: 7697 + 43 = 7740
Step 181: 7740 + 43 = 7783
Step 182: 7783 + 43 = 7826
Step 183: 7826 + 43 = 7869
Step 184: 7869 + 43 = 7912
Step 185: 7912 + 43 = 7955
Step 186: 7955 + 43 = 7998
Step 187: 7998 + 43 = 8041
Step 188: 8041 + 43 = 8084
Step 189: 8084 + 43 = 8127
Step 190: 8127 + 43 = 8170
Step 191: 8170 + 43 = 8213
Step 192: 8213 + 43 = 8256
Step 193: 8256 + 43 = 8299
Step 194: 8299 + 43 = 8342
Step 195: 8342 + 43 = 8385
Step 196: 8385 + 43 = 8428
Step 197: 8428 + 43 = 8471
Step 198: 8471 + 43 = 8514
Step 199: 8514 + 43 = 8557
Step 200: 8557 + 43 = 8600
Step 201: 8600 + 43 = 8643
Step 202: 8643 + 43 = 8686
Step 203: 8686 + 43 = 8729
Step 204: 8729 + 43 = 8772
Step 205: 8772 + 43 = 8815
Step 206: 8815 + 43 = 8858
Step 207: 8858 + 43 = 8901
Step 208: 8901 + 43 = 8944
Step 209: 8944 + 43 = 8987
Step 210: 8987 + 43 = 9030
Step 211: 9030 + 43 = 9073
Step 212: 9073 + 43 = 9116
Step 213: 9116 + 43 = 9159
Step 214: 9159 + 43 = 9202
Step 215: 9202 + 43 = 9245
Step 216: 9245 + 43 = 9288
Step 217: 9288 + 43 = 9331
Step 218: 9331 + 43 = 9374
Step 219: 9374 + 43 = 9417
Step 220: 9417 + 43 = 9460
Step 221: 9460 + 43 = 9503
Step 222: 9503 + 43 = 9546
Step 223: 9546 + 43 = 9589
Step 224: 9589 + 43 = 9632
Step 225: 9632 + 43 = 9675
Step 226: 9675 + 43 = 9718
Step 227: 9718 + 43 = 9761
Step 228: 9761 + 43 = 9804
Step 229: 9804 + 43 = 9847
Step 230: 9847 + 43 = 9890
Step 231: 9890 + 43 = 9933
Step 232: 9933 + 43 = 9976
Step 233: 9976 + 43 = 10019
Step 234: 10019 + 43 = 10062
Step 235: 10062 + 43 = 10105
Step 236: 10105 + 43 = 10148
Step 237: 10148 + 43 = 10191
Step 238: 10191 + 43 = 10234
Step 239: 10234 + 43 = 10277
Step 240: 10277 + 43 = 10320
Step 241: 10320 + 43 = 10363
Step 242: 10363 + 43 = 10406
Step 243: 10406 + 43 = 10449
Step 244: 10449 + 43 = 10492
Step 245: 10492 + 43 = 10535
Step 246: 10535 + 43 = 10578
Step 247: 10578 + 43 = 10621
Step 248: 10621 + 43 = 10664
Step 249: 10664 + 43 = 10707
Step 250: 10707 + 43 = 10750
Step 251: 10750 + 43 = 10793
Step 252: 10793 + 43 = 10836
Step 253: 10836 + 43 = 10879
Step 254: 10879 + 43 = 10922
Step 255: 10922 + 43 = 10965
Step 256: 10965 + 43 = 11008
Step 257: 11008 + 43 = 11051
Step 258: 11051 + 43 = 11094
Step 259: 11094 + 43 = 11137
Step 260: 11137 + 43 = 11180
Step 261: 11180 + 43 = 11223
Step 262: 11223 + 43 = 11266
Step 263: 11266 + 43 = 11309
Step 264: 11309 + 43 = 11352
Step 265: 11352 + 43 = 11395
Step 266: 11395 + 43 = 11438
Step 267: 11438 + 43 = 11481
Step 268: 11481 + 43 = 11524
Step 269: 11524 + 43 = 11567
Step 270: 11567 + 43 = 11610
Step 271: 11610 + 43 = 11653
Step 272: 11653 + 43 = 11696
Step 273: 11696 + 43 = 11739
Step 274: 11739 + 43 = 11782
Step 275: 11782 + 43 = 11825
Step 276: 11825 + 43 = 11868
Step 277: 11868 + 43 = 11911
Step 278: 11911 + 43 = 11954
Step 279: 11954 + 43 = 11997
Step 280: 11997 + 43 = 12040
Step 281: 12040 + 43 = 12083
Step 282: 12083 + 43 = 12126
Step 283: 12126 + 43 = 12169
Step 284: 12169 + 43 = 12212
Step 285: 12212 + 43 = 12255
Step 286: 12255 + 43 = 12298
Step 287: 12298 + 43 = 12341
Step 288: 12341 + 43 = 12384
Step 289: 12384 + 43 = 12427
Step 290: 12427 + 43 = 12470
Step 291: 12470 + 43 = 12513
Step 292: 12513 + 43 = 12556
Step 293: 12556 + 43 = 12599
Step 294: 12599 + 43 = 12642
Step 295: 12642 + 43 = 12685
Step 296: 12685 + 43 = 12728
Step 297: 12728 + 43 = 12771
Step 298: 12771 + 43 = 12814
Step 299: 12814 + 43 = 12857
Step 300: 12857 + 43 = 12900
Step 301: 12900 + 43 = 12943
Step 302: 12943 + 43 = 12986
Step 303: 12986 + 43 = 13029
Step 304: 13029 + 43 = 13072
Step 305: 13072 + 43 = 13115
Step 306: 13115 + 43 = 13158
Step 307: 13158 + 43 = 13201
Step 308: 13201 + 43 = 13244
Step 309: 13244 + 43 = 13287
Step 310: 13287 + 43 = 13330
Step 311: 13330 + 43 = 13373
Step 312: 13373 + 43 = 13416
Step 313: 13416 + 43 = 13459
Step 314: 13459 + 43 = 13502
Step 315: 13502 + 43 = 13545
Step 316: 13545 + 43 = 13588
Step 317: 13588 + 43 = 13631
Step 318: 13631 + 43 = 13674
Step 319: 13674 + 43 = 13717
Step 320: 13717 + 43 = 13760
Step 321: 13760 + 43 = 13803
Step 322: 13803 + 43 = 13846
Step 323: 13846 + 43 = 13889
Step 324: 13889 + 43 = 13932
Step 325: 13932 + 43 = 13975
Step 326: 13975 + 43 = 14018
Step 327: 14018 + 43 = 14061
Step 328: 14061 + 43 = 14104
Step 329: 14104 + 43 = 14147
Step 330: 14147 + 43 = 14190
Step 331: 14190 + 43 = 14233
Step 332: 14233 + 43 = 14276
Step 333: 14276 + 43 = 14319
Step 334: 14319 + 43 = 14362
Step 335: 14362 + 43 = 14405
Step 336: 14405 + 43 = 14448
Step 337: 14448 + 43 = 14491
Step 338: 14491 + 43 = 14534
Step 339: 14534 + 43 = 14577
Step 340: 14577 + 43 = 14620
Step 341: 14620 + 43 = 14663
Step 342: 14663 + 43 = 14706
Step 343: 14706 + 43 = 14749
Step 344: 14749 + 43 = 14792
Step 345: 14792 + 43 = 14835
Step 346: 14835 + 43 = 14878
Step 347: 14878 + 43 = 14921
Step 348: 14921 + 43 = 14964
Step 349: 14964 + 43 = 15007
Step 350: 15007 + 43 = 15050
Step 351: 15050 + 43 = 15093
Step 352: 15093 + 43 = 15136
Step 353: 15136 + 43 = 15179
Step 354: 15179 + 43 = 15222
Step 355: 15222 + 43 = 15265
Step 356: 15265 + 43 = 15308
Step 357: 15308 + 43 = 15351
Step 358: 15351 + 43 = 15394
Step 359: 15394 + 43 = 15437
Step 360: 15437 + 43 = 15480
Step 361: 15480 + 43 = 15523
Step 362: 15523 + 43 = 15566
Step 363: 15566 + 43 = 15609
Step 364: 15609 + 43 = 15652
Step 365: 15652 + 43 = 15695
Step 366: 15695 + 43 = 15738
Step 367: 15738 + 43 = 15781
Step 368: 15781 + 43 = 15824
Step 369: 15824 + 43 = 15867
Step 370: 15867 + 43 = 15910
Step 371: 15910 + 43 = 15953
Step 372: 15953 + 43 = 15996
Step 373: 15996 + 43 = 16039
Step 374: 16039 + 43 = 16082
Step 375: 16082 + 43 = 16125
Step 376: 16125 + 43 = 16168
Step 377: 16168 + 43 = 16211
Step 378: 16211 + 43 = 16254
Step 379: 16254 + 43 = 16297
Step 380: 16297 + 43 = 16340
Step 381: 16340 + 43 = 16383
Step 382: 16383 + 43 = 16426
Step 383: 16426 + 43 = 16469
Step 384: 16469 + 43 = 16512
Step 385: 16512 + 43 = 16555
Step 386: 16555 + 43 = 16598
Step 387: 16598 + 43 = 16641
Step 388: 16641 + 43 = 16684
Step 389: 16684 + 43 = 16727
Step 390: 16727 + 43 = 16770
Step 391: 16770 + 43 = 16813
Step 392: 16813 + 43 = 16856
Step 393: 16856 + 43 = 16899
Step 394: 16899 + 43 = 16942
Step 395: 16942 + 43 = 16985
Step 396: 16985 + 43 = 17028
Step 397: 17028 + 43 = 17071
Step 398: 17071 + 43 = 17114
Step 399: 17114 + 43 = 17157
Step 400: 17157 + 43 = 17200
Step 401: 17200 + 43 = 17243
Step 402: 17243 + 43 = 17286
Step 403: 17286 + 43 = 17329
Step 404: 17329 + 43 = 17372
Step 405: 17372 + 43 = 17415
Step 406: 17415 + 43 = 17458
Step 407: 17458 + 43 = 17501
Step 408: 17501 + 43 = 17544
Step 409: 17544 + 43 = 17587
Step 410: 17587 + 43 = 17630
Step 411: 17630 + 43 = 17673
Step 412: 17673 + 43 = 17716
Step 413: 17716 + 43 = 17759
Step 414: 17759 + 43 = 17802
Step 415: 17802 + 43 = 17845
Step 416: 17845 + 43 = 17888
Step 417: 17888 + 43 = 17931
Step 418: 17931 + 43 = 17974
Step 419: 17974 + 43 = 18017
Step 420: 18017 + 43 = 18060
Step 421: 18060 + 43 = 18103
Step 422: 18103 + 43 = 18146
Step 423: 18146 + 43 = 18189
Step 424: 18189 + 43 = 18232
Step 425: 18232 + 43 = 18275
Step 426: 18275 + 43 = 18318
Step 427: 18318 + 43 = 18361
Step 428: 18361 + 43 = 18404
Step 429: 18404 + 43 = 18447
Step 430: 18447 + 43 = 18490
Step 431: 18490 + 43 = 18533
Step 432: 18533 + 43 = 18576
Step 433: 18576 + 43 = 18619
Step 434: 18619 + 43 = 18662
Step 435: 18662 + 43 = 18705
Step 436: 18705 + 43 = 18748
Step 437: 18748 + 43 = 18791
Step 438: 18791 + 43 = 18834
Step 439: 18834 + 43 = 18877
Step 440: 18877 + 43 = 18920
Step 441: 18920 + 43 = 18963
Step 442: 18963 + 43 = 19006
Step 443: 19006 + 43 = 19049
Step 444: 19049 + 43 = 19092
Step 445: 19092 + 43 = 19135
Step 446: 19135 + 43 = 19178
Step 447: 19178 + 43 = 19221
Step 448: 19221 + 43 = 19264
Step 449: 19264 + 43 = 19307
Step 450: 19307 + 43 = 19350
Step 451: 19350 + 43 = 19393
Step 452: 19393 + 43 = 19436
Step 453: 19436 + 43 = 19479
Step 454: 19479 + 43 = 19522
Step 455: 19522 + 43 = 19565
Step 456: 19565 + 43 = 19608
Step 457: 19608 + 43 = 19651
Step 458: 19651 + 43 = 19694
Step 459: 19694 + 43 = 19737
Step 460: 19737 + 43 = 19780
Step 461: 19780 + 43 = 19823
Step 462: 19823 + 43 = 19866
Step 463: 19866 + 43 = 19909
Step 464: 19909 + 43 = 19952
Step 465: 19952 + 43 = 19995
Step 466: 19995 + 43 = 20038
Step 467: 20038 + 43 = 20081
Step 468: 20081 + 43 = 20124
Step 469: 20124 + 43 = 20167
Step 470: 20167 + 43 = 20210
Step 471: 20210 + 43 = 20253
Step 472: 20253 + 43 = 20296
Step 473: 20296 + 43 = 20339
Step 474: 20339 + 43 = 20382
Step 475: 20382 + 43 = 20425
Step 476: 20425 + 43 = 20468
Step 477: 20468 + 43 = 20511
Step 478: 20511 + 43 = 20554
Step 479: 20554 + 43 = 20597
Step 480: 20597 + 43 = 20640
Step 481: 20640 + 43 = 20683
Step 482: 20683 + 43 = 20726
Step 483: 20726 + 43 = 20769
Step 484: 20769 + 43 = 20812
Step 485: 20812 + 43 = 20855
Step 486: 20855 + 43 = 20898
Step 487: 20898 + 43 = 20941
Step 488: 20941 + 43 = 20984
Step 489: 20984 + 43 = 21027
Step 490: 21027 + 43 = 21070
Step 491: 21070 + 43 = 21113
Step 492: 21113 + 43 = 21156
Step 493: 21156 + 43 = 21199
Step 494: 21199 + 43 = 21242
Step 495: 21242 + 43 = 21285
Step 496: 21285 + 43 = 21328
Step 497: 21328 + 43 = 21371
Step 498: 21371 + 43 = 21414
Step 499: 21414 + 43 = 21457
Step 500: 21457 + 43 = 21500

So, 43*500 = 21500