Alright, let's solve this math problem step by step. First, we have the number 157. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 487. So, we're going to take the number 157 and add it to itself 487 times.
Step 1: 0 + 157 = 157
Step 2: 157 + 157 = 314
Step 3: 314 + 157 = 471
Step 4: 471 + 157 = 628
Step 5: 628 + 157 = 785
Step 6: 785 + 157 = 942
Step 7: 942 + 157 = 1099
Step 8: 1099 + 157 = 1256
Step 9: 1256 + 157 = 1413
Step 10: 1413 + 157 = 1570
Step 11: 1570 + 157 = 1727
Step 12: 1727 + 157 = 1884
Step 13: 1884 + 157 = 2041
Step 14: 2041 + 157 = 2198
Step 15: 2198 + 157 = 2355
Step 16: 2355 + 157 = 2512
Step 17: 2512 + 157 = 2669
Step 18: 2669 + 157 = 2826
Step 19: 2826 + 157 = 2983
Step 20: 2983 + 157 = 3140
Step 21: 3140 + 157 = 3297
Step 22: 3297 + 157 = 3454
Step 23: 3454 + 157 = 3611
Step 24: 3611 + 157 = 3768
Step 25: 3768 + 157 = 3925
Step 26: 3925 + 157 = 4082
Step 27: 4082 + 157 = 4239
Step 28: 4239 + 157 = 4396
Step 29: 4396 + 157 = 4553
Step 30: 4553 + 157 = 4710
Step 31: 4710 + 157 = 4867
Step 32: 4867 + 157 = 5024
Step 33: 5024 + 157 = 5181
Step 34: 5181 + 157 = 5338
Step 35: 5338 + 157 = 5495
Step 36: 5495 + 157 = 5652
Step 37: 5652 + 157 = 5809
Step 38: 5809 + 157 = 5966
Step 39: 5966 + 157 = 6123
Step 40: 6123 + 157 = 6280
Step 41: 6280 + 157 = 6437
Step 42: 6437 + 157 = 6594
Step 43: 6594 + 157 = 6751
Step 44: 6751 + 157 = 6908
Step 45: 6908 + 157 = 7065
Step 46: 7065 + 157 = 7222
Step 47: 7222 + 157 = 7379
Step 48: 7379 + 157 = 7536
Step 49: 7536 + 157 = 7693
Step 50: 7693 + 157 = 7850
Step 51: 7850 + 157 = 8007
Step 52: 8007 + 157 = 8164
Step 53: 8164 + 157 = 8321
Step 54: 8321 + 157 = 8478
Step 55: 8478 + 157 = 8635
Step 56: 8635 + 157 = 8792
Step 57: 8792 + 157 = 8949
Step 58: 8949 + 157 = 9106
Step 59: 9106 + 157 = 9263
Step 60: 9263 + 157 = 9420
Step 61: 9420 + 157 = 9577
Step 62: 9577 + 157 = 9734
Step 63: 9734 + 157 = 9891
Step 64: 9891 + 157 = 10048
Step 65: 10048 + 157 = 10205
Step 66: 10205 + 157 = 10362
Step 67: 10362 + 157 = 10519
Step 68: 10519 + 157 = 10676
Step 69: 10676 + 157 = 10833
Step 70: 10833 + 157 = 10990
Step 71: 10990 + 157 = 11147
Step 72: 11147 + 157 = 11304
Step 73: 11304 + 157 = 11461
Step 74: 11461 + 157 = 11618
Step 75: 11618 + 157 = 11775
Step 76: 11775 + 157 = 11932
Step 77: 11932 + 157 = 12089
Step 78: 12089 + 157 = 12246
Step 79: 12246 + 157 = 12403
Step 80: 12403 + 157 = 12560
Step 81: 12560 + 157 = 12717
Step 82: 12717 + 157 = 12874
Step 83: 12874 + 157 = 13031
Step 84: 13031 + 157 = 13188
Step 85: 13188 + 157 = 13345
Step 86: 13345 + 157 = 13502
Step 87: 13502 + 157 = 13659
Step 88: 13659 + 157 = 13816
Step 89: 13816 + 157 = 13973
Step 90: 13973 + 157 = 14130
Step 91: 14130 + 157 = 14287
Step 92: 14287 + 157 = 14444
Step 93: 14444 + 157 = 14601
Step 94: 14601 + 157 = 14758
Step 95: 14758 + 157 = 14915
Step 96: 14915 + 157 = 15072
Step 97: 15072 + 157 = 15229
Step 98: 15229 + 157 = 15386
Step 99: 15386 + 157 = 15543
Step 100: 15543 + 157 = 15700
Step 101: 15700 + 157 = 15857
Step 102: 15857 + 157 = 16014
Step 103: 16014 + 157 = 16171
Step 104: 16171 + 157 = 16328
Step 105: 16328 + 157 = 16485
Step 106: 16485 + 157 = 16642
Step 107: 16642 + 157 = 16799
Step 108: 16799 + 157 = 16956
Step 109: 16956 + 157 = 17113
Step 110: 17113 + 157 = 17270
Step 111: 17270 + 157 = 17427
Step 112: 17427 + 157 = 17584
Step 113: 17584 + 157 = 17741
Step 114: 17741 + 157 = 17898
Step 115: 17898 + 157 = 18055
Step 116: 18055 + 157 = 18212
Step 117: 18212 + 157 = 18369
Step 118: 18369 + 157 = 18526
Step 119: 18526 + 157 = 18683
Step 120: 18683 + 157 = 18840
Step 121: 18840 + 157 = 18997
Step 122: 18997 + 157 = 19154
Step 123: 19154 + 157 = 19311
Step 124: 19311 + 157 = 19468
Step 125: 19468 + 157 = 19625
Step 126: 19625 + 157 = 19782
Step 127: 19782 + 157 = 19939
Step 128: 19939 + 157 = 20096
Step 129: 20096 + 157 = 20253
Step 130: 20253 + 157 = 20410
Step 131: 20410 + 157 = 20567
Step 132: 20567 + 157 = 20724
Step 133: 20724 + 157 = 20881
Step 134: 20881 + 157 = 21038
Step 135: 21038 + 157 = 21195
Step 136: 21195 + 157 = 21352
Step 137: 21352 + 157 = 21509
Step 138: 21509 + 157 = 21666
Step 139: 21666 + 157 = 21823
Step 140: 21823 + 157 = 21980
Step 141: 21980 + 157 = 22137
Step 142: 22137 + 157 = 22294
Step 143: 22294 + 157 = 22451
Step 144: 22451 + 157 = 22608
Step 145: 22608 + 157 = 22765
Step 146: 22765 + 157 = 22922
Step 147: 22922 + 157 = 23079
Step 148: 23079 + 157 = 23236
Step 149: 23236 + 157 = 23393
Step 150: 23393 + 157 = 23550
Step 151: 23550 + 157 = 23707
Step 152: 23707 + 157 = 23864
Step 153: 23864 + 157 = 24021
Step 154: 24021 + 157 = 24178
Step 155: 24178 + 157 = 24335
Step 156: 24335 + 157 = 24492
Step 157: 24492 + 157 = 24649
Step 158: 24649 + 157 = 24806
Step 159: 24806 + 157 = 24963
Step 160: 24963 + 157 = 25120
Step 161: 25120 + 157 = 25277
Step 162: 25277 + 157 = 25434
Step 163: 25434 + 157 = 25591
Step 164: 25591 + 157 = 25748
Step 165: 25748 + 157 = 25905
Step 166: 25905 + 157 = 26062
Step 167: 26062 + 157 = 26219
Step 168: 26219 + 157 = 26376
Step 169: 26376 + 157 = 26533
Step 170: 26533 + 157 = 26690
Step 171: 26690 + 157 = 26847
Step 172: 26847 + 157 = 27004
Step 173: 27004 + 157 = 27161
Step 174: 27161 + 157 = 27318
Step 175: 27318 + 157 = 27475
Step 176: 27475 + 157 = 27632
Step 177: 27632 + 157 = 27789
Step 178: 27789 + 157 = 27946
Step 179: 27946 + 157 = 28103
Step 180: 28103 + 157 = 28260
Step 181: 28260 + 157 = 28417
Step 182: 28417 + 157 = 28574
Step 183: 28574 + 157 = 28731
Step 184: 28731 + 157 = 28888
Step 185: 28888 + 157 = 29045
Step 186: 29045 + 157 = 29202
Step 187: 29202 + 157 = 29359
Step 188: 29359 + 157 = 29516
Step 189: 29516 + 157 = 29673
Step 190: 29673 + 157 = 29830
Step 191: 29830 + 157 = 29987
Step 192: 29987 + 157 = 30144
Step 193: 30144 + 157 = 30301
Step 194: 30301 + 157 = 30458
Step 195: 30458 + 157 = 30615
Step 196: 30615 + 157 = 30772
Step 197: 30772 + 157 = 30929
Step 198: 30929 + 157 = 31086
Step 199: 31086 + 157 = 31243
Step 200: 31243 + 157 = 31400
Step 201: 31400 + 157 = 31557
Step 202: 31557 + 157 = 31714
Step 203: 31714 + 157 = 31871
Step 204: 31871 + 157 = 32028
Step 205: 32028 + 157 = 32185
Step 206: 32185 + 157 = 32342
Step 207: 32342 + 157 = 32499
Step 208: 32499 + 157 = 32656
Step 209: 32656 + 157 = 32813
Step 210: 32813 + 157 = 32970
Step 211: 32970 + 157 = 33127
Step 212: 33127 + 157 = 33284
Step 213: 33284 + 157 = 33441
Step 214: 33441 + 157 = 33598
Step 215: 33598 + 157 = 33755
Step 216: 33755 + 157 = 33912
Step 217: 33912 + 157 = 34069
Step 218: 34069 + 157 = 34226
Step 219: 34226 + 157 = 34383
Step 220: 34383 + 157 = 34540
Step 221: 34540 + 157 = 34697
Step 222: 34697 + 157 = 34854
Step 223: 34854 + 157 = 35011
Step 224: 35011 + 157 = 35168
Step 225: 35168 + 157 = 35325
Step 226: 35325 + 157 = 35482
Step 227: 35482 + 157 = 35639
Step 228: 35639 + 157 = 35796
Step 229: 35796 + 157 = 35953
Step 230: 35953 + 157 = 36110
Step 231: 36110 + 157 = 36267
Step 232: 36267 + 157 = 36424
Step 233: 36424 + 157 = 36581
Step 234: 36581 + 157 = 36738
Step 235: 36738 + 157 = 36895
Step 236: 36895 + 157 = 37052
Step 237: 37052 + 157 = 37209
Step 238: 37209 + 157 = 37366
Step 239: 37366 + 157 = 37523
Step 240: 37523 + 157 = 37680
Step 241: 37680 + 157 = 37837
Step 242: 37837 + 157 = 37994
Step 243: 37994 + 157 = 38151
Step 244: 38151 + 157 = 38308
Step 245: 38308 + 157 = 38465
Step 246: 38465 + 157 = 38622
Step 247: 38622 + 157 = 38779
Step 248: 38779 + 157 = 38936
Step 249: 38936 + 157 = 39093
Step 250: 39093 + 157 = 39250
Step 251: 39250 + 157 = 39407
Step 252: 39407 + 157 = 39564
Step 253: 39564 + 157 = 39721
Step 254: 39721 + 157 = 39878
Step 255: 39878 + 157 = 40035
Step 256: 40035 + 157 = 40192
Step 257: 40192 + 157 = 40349
Step 258: 40349 + 157 = 40506
Step 259: 40506 + 157 = 40663
Step 260: 40663 + 157 = 40820
Step 261: 40820 + 157 = 40977
Step 262: 40977 + 157 = 41134
Step 263: 41134 + 157 = 41291
Step 264: 41291 + 157 = 41448
Step 265: 41448 + 157 = 41605
Step 266: 41605 + 157 = 41762
Step 267: 41762 + 157 = 41919
Step 268: 41919 + 157 = 42076
Step 269: 42076 + 157 = 42233
Step 270: 42233 + 157 = 42390
Step 271: 42390 + 157 = 42547
Step 272: 42547 + 157 = 42704
Step 273: 42704 + 157 = 42861
Step 274: 42861 + 157 = 43018
Step 275: 43018 + 157 = 43175
Step 276: 43175 + 157 = 43332
Step 277: 43332 + 157 = 43489
Step 278: 43489 + 157 = 43646
Step 279: 43646 + 157 = 43803
Step 280: 43803 + 157 = 43960
Step 281: 43960 + 157 = 44117
Step 282: 44117 + 157 = 44274
Step 283: 44274 + 157 = 44431
Step 284: 44431 + 157 = 44588
Step 285: 44588 + 157 = 44745
Step 286: 44745 + 157 = 44902
Step 287: 44902 + 157 = 45059
Step 288: 45059 + 157 = 45216
Step 289: 45216 + 157 = 45373
Step 290: 45373 + 157 = 45530
Step 291: 45530 + 157 = 45687
Step 292: 45687 + 157 = 45844
Step 293: 45844 + 157 = 46001
Step 294: 46001 + 157 = 46158
Step 295: 46158 + 157 = 46315
Step 296: 46315 + 157 = 46472
Step 297: 46472 + 157 = 46629
Step 298: 46629 + 157 = 46786
Step 299: 46786 + 157 = 46943
Step 300: 46943 + 157 = 47100
Step 301: 47100 + 157 = 47257
Step 302: 47257 + 157 = 47414
Step 303: 47414 + 157 = 47571
Step 304: 47571 + 157 = 47728
Step 305: 47728 + 157 = 47885
Step 306: 47885 + 157 = 48042
Step 307: 48042 + 157 = 48199
Step 308: 48199 + 157 = 48356
Step 309: 48356 + 157 = 48513
Step 310: 48513 + 157 = 48670
Step 311: 48670 + 157 = 48827
Step 312: 48827 + 157 = 48984
Step 313: 48984 + 157 = 49141
Step 314: 49141 + 157 = 49298
Step 315: 49298 + 157 = 49455
Step 316: 49455 + 157 = 49612
Step 317: 49612 + 157 = 49769
Step 318: 49769 + 157 = 49926
Step 319: 49926 + 157 = 50083
Step 320: 50083 + 157 = 50240
Step 321: 50240 + 157 = 50397
Step 322: 50397 + 157 = 50554
Step 323: 50554 + 157 = 50711
Step 324: 50711 + 157 = 50868
Step 325: 50868 + 157 = 51025
Step 326: 51025 + 157 = 51182
Step 327: 51182 + 157 = 51339
Step 328: 51339 + 157 = 51496
Step 329: 51496 + 157 = 51653
Step 330: 51653 + 157 = 51810
Step 331: 51810 + 157 = 51967
Step 332: 51967 + 157 = 52124
Step 333: 52124 + 157 = 52281
Step 334: 52281 + 157 = 52438
Step 335: 52438 + 157 = 52595
Step 336: 52595 + 157 = 52752
Step 337: 52752 + 157 = 52909
Step 338: 52909 + 157 = 53066
Step 339: 53066 + 157 = 53223
Step 340: 53223 + 157 = 53380
Step 341: 53380 + 157 = 53537
Step 342: 53537 + 157 = 53694
Step 343: 53694 + 157 = 53851
Step 344: 53851 + 157 = 54008
Step 345: 54008 + 157 = 54165
Step 346: 54165 + 157 = 54322
Step 347: 54322 + 157 = 54479
Step 348: 54479 + 157 = 54636
Step 349: 54636 + 157 = 54793
Step 350: 54793 + 157 = 54950
Step 351: 54950 + 157 = 55107
Step 352: 55107 + 157 = 55264
Step 353: 55264 + 157 = 55421
Step 354: 55421 + 157 = 55578
Step 355: 55578 + 157 = 55735
Step 356: 55735 + 157 = 55892
Step 357: 55892 + 157 = 56049
Step 358: 56049 + 157 = 56206
Step 359: 56206 + 157 = 56363
Step 360: 56363 + 157 = 56520
Step 361: 56520 + 157 = 56677
Step 362: 56677 + 157 = 56834
Step 363: 56834 + 157 = 56991
Step 364: 56991 + 157 = 57148
Step 365: 57148 + 157 = 57305
Step 366: 57305 + 157 = 57462
Step 367: 57462 + 157 = 57619
Step 368: 57619 + 157 = 57776
Step 369: 57776 + 157 = 57933
Step 370: 57933 + 157 = 58090
Step 371: 58090 + 157 = 58247
Step 372: 58247 + 157 = 58404
Step 373: 58404 + 157 = 58561
Step 374: 58561 + 157 = 58718
Step 375: 58718 + 157 = 58875
Step 376: 58875 + 157 = 59032
Step 377: 59032 + 157 = 59189
Step 378: 59189 + 157 = 59346
Step 379: 59346 + 157 = 59503
Step 380: 59503 + 157 = 59660
Step 381: 59660 + 157 = 59817
Step 382: 59817 + 157 = 59974
Step 383: 59974 + 157 = 60131
Step 384: 60131 + 157 = 60288
Step 385: 60288 + 157 = 60445
Step 386: 60445 + 157 = 60602
Step 387: 60602 + 157 = 60759
Step 388: 60759 + 157 = 60916
Step 389: 60916 + 157 = 61073
Step 390: 61073 + 157 = 61230
Step 391: 61230 + 157 = 61387
Step 392: 61387 + 157 = 61544
Step 393: 61544 + 157 = 61701
Step 394: 61701 + 157 = 61858
Step 395: 61858 + 157 = 62015
Step 396: 62015 + 157 = 62172
Step 397: 62172 + 157 = 62329
Step 398: 62329 + 157 = 62486
Step 399: 62486 + 157 = 62643
Step 400: 62643 + 157 = 62800
Step 401: 62800 + 157 = 62957
Step 402: 62957 + 157 = 63114
Step 403: 63114 + 157 = 63271
Step 404: 63271 + 157 = 63428
Step 405: 63428 + 157 = 63585
Step 406: 63585 + 157 = 63742
Step 407: 63742 + 157 = 63899
Step 408: 63899 + 157 = 64056
Step 409: 64056 + 157 = 64213
Step 410: 64213 + 157 = 64370
Step 411: 64370 + 157 = 64527
Step 412: 64527 + 157 = 64684
Step 413: 64684 + 157 = 64841
Step 414: 64841 + 157 = 64998
Step 415: 64998 + 157 = 65155
Step 416: 65155 + 157 = 65312
Step 417: 65312 + 157 = 65469
Step 418: 65469 + 157 = 65626
Step 419: 65626 + 157 = 65783
Step 420: 65783 + 157 = 65940
Step 421: 65940 + 157 = 66097
Step 422: 66097 + 157 = 66254
Step 423: 66254 + 157 = 66411
Step 424: 66411 + 157 = 66568
Step 425: 66568 + 157 = 66725
Step 426: 66725 + 157 = 66882
Step 427: 66882 + 157 = 67039
Step 428: 67039 + 157 = 67196
Step 429: 67196 + 157 = 67353
Step 430: 67353 + 157 = 67510
Step 431: 67510 + 157 = 67667
Step 432: 67667 + 157 = 67824
Step 433: 67824 + 157 = 67981
Step 434: 67981 + 157 = 68138
Step 435: 68138 + 157 = 68295
Step 436: 68295 + 157 = 68452
Step 437: 68452 + 157 = 68609
Step 438: 68609 + 157 = 68766
Step 439: 68766 + 157 = 68923
Step 440: 68923 + 157 = 69080
Step 441: 69080 + 157 = 69237
Step 442: 69237 + 157 = 69394
Step 443: 69394 + 157 = 69551
Step 444: 69551 + 157 = 69708
Step 445: 69708 + 157 = 69865
Step 446: 69865 + 157 = 70022
Step 447: 70022 + 157 = 70179
Step 448: 70179 + 157 = 70336
Step 449: 70336 + 157 = 70493
Step 450: 70493 + 157 = 70650
Step 451: 70650 + 157 = 70807
Step 452: 70807 + 157 = 70964
Step 453: 70964 + 157 = 71121
Step 454: 71121 + 157 = 71278
Step 455: 71278 + 157 = 71435
Step 456: 71435 + 157 = 71592
Step 457: 71592 + 157 = 71749
Step 458: 71749 + 157 = 71906
Step 459: 71906 + 157 = 72063
Step 460: 72063 + 157 = 72220
Step 461: 72220 + 157 = 72377
Step 462: 72377 + 157 = 72534
Step 463: 72534 + 157 = 72691
Step 464: 72691 + 157 = 72848
Step 465: 72848 + 157 = 73005
Step 466: 73005 + 157 = 73162
Step 467: 73162 + 157 = 73319
Step 468: 73319 + 157 = 73476
Step 469: 73476 + 157 = 73633
Step 470: 73633 + 157 = 73790
Step 471: 73790 + 157 = 73947
Step 472: 73947 + 157 = 74104
Step 473: 74104 + 157 = 74261
Step 474: 74261 + 157 = 74418
Step 475: 74418 + 157 = 74575
Step 476: 74575 + 157 = 74732
Step 477: 74732 + 157 = 74889
Step 478: 74889 + 157 = 75046
Step 479: 75046 + 157 = 75203
Step 480: 75203 + 157 = 75360
Step 481: 75360 + 157 = 75517
Step 482: 75517 + 157 = 75674
Step 483: 75674 + 157 = 75831
Step 484: 75831 + 157 = 75988
Step 485: 75988 + 157 = 76145
Step 486: 76145 + 157 = 76302
Step 487: 76302 + 157 = 76459

So, 157*487 = 76459