Alright, let's solve this math problem step by step. First, we have the number 387. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 434. So, we're going to take the number 387 and add it to itself 434 times.
Step 1: 0 + 387 = 387
Step 2: 387 + 387 = 774
Step 3: 774 + 387 = 1161
Step 4: 1161 + 387 = 1548
Step 5: 1548 + 387 = 1935
Step 6: 1935 + 387 = 2322
Step 7: 2322 + 387 = 2709
Step 8: 2709 + 387 = 3096
Step 9: 3096 + 387 = 3483
Step 10: 3483 + 387 = 3870
Step 11: 3870 + 387 = 4257
Step 12: 4257 + 387 = 4644
Step 13: 4644 + 387 = 5031
Step 14: 5031 + 387 = 5418
Step 15: 5418 + 387 = 5805
Step 16: 5805 + 387 = 6192
Step 17: 6192 + 387 = 6579
Step 18: 6579 + 387 = 6966
Step 19: 6966 + 387 = 7353
Step 20: 7353 + 387 = 7740
Step 21: 7740 + 387 = 8127
Step 22: 8127 + 387 = 8514
Step 23: 8514 + 387 = 8901
Step 24: 8901 + 387 = 9288
Step 25: 9288 + 387 = 9675
Step 26: 9675 + 387 = 10062
Step 27: 10062 + 387 = 10449
Step 28: 10449 + 387 = 10836
Step 29: 10836 + 387 = 11223
Step 30: 11223 + 387 = 11610
Step 31: 11610 + 387 = 11997
Step 32: 11997 + 387 = 12384
Step 33: 12384 + 387 = 12771
Step 34: 12771 + 387 = 13158
Step 35: 13158 + 387 = 13545
Step 36: 13545 + 387 = 13932
Step 37: 13932 + 387 = 14319
Step 38: 14319 + 387 = 14706
Step 39: 14706 + 387 = 15093
Step 40: 15093 + 387 = 15480
Step 41: 15480 + 387 = 15867
Step 42: 15867 + 387 = 16254
Step 43: 16254 + 387 = 16641
Step 44: 16641 + 387 = 17028
Step 45: 17028 + 387 = 17415
Step 46: 17415 + 387 = 17802
Step 47: 17802 + 387 = 18189
Step 48: 18189 + 387 = 18576
Step 49: 18576 + 387 = 18963
Step 50: 18963 + 387 = 19350
Step 51: 19350 + 387 = 19737
Step 52: 19737 + 387 = 20124
Step 53: 20124 + 387 = 20511
Step 54: 20511 + 387 = 20898
Step 55: 20898 + 387 = 21285
Step 56: 21285 + 387 = 21672
Step 57: 21672 + 387 = 22059
Step 58: 22059 + 387 = 22446
Step 59: 22446 + 387 = 22833
Step 60: 22833 + 387 = 23220
Step 61: 23220 + 387 = 23607
Step 62: 23607 + 387 = 23994
Step 63: 23994 + 387 = 24381
Step 64: 24381 + 387 = 24768
Step 65: 24768 + 387 = 25155
Step 66: 25155 + 387 = 25542
Step 67: 25542 + 387 = 25929
Step 68: 25929 + 387 = 26316
Step 69: 26316 + 387 = 26703
Step 70: 26703 + 387 = 27090
Step 71: 27090 + 387 = 27477
Step 72: 27477 + 387 = 27864
Step 73: 27864 + 387 = 28251
Step 74: 28251 + 387 = 28638
Step 75: 28638 + 387 = 29025
Step 76: 29025 + 387 = 29412
Step 77: 29412 + 387 = 29799
Step 78: 29799 + 387 = 30186
Step 79: 30186 + 387 = 30573
Step 80: 30573 + 387 = 30960
Step 81: 30960 + 387 = 31347
Step 82: 31347 + 387 = 31734
Step 83: 31734 + 387 = 32121
Step 84: 32121 + 387 = 32508
Step 85: 32508 + 387 = 32895
Step 86: 32895 + 387 = 33282
Step 87: 33282 + 387 = 33669
Step 88: 33669 + 387 = 34056
Step 89: 34056 + 387 = 34443
Step 90: 34443 + 387 = 34830
Step 91: 34830 + 387 = 35217
Step 92: 35217 + 387 = 35604
Step 93: 35604 + 387 = 35991
Step 94: 35991 + 387 = 36378
Step 95: 36378 + 387 = 36765
Step 96: 36765 + 387 = 37152
Step 97: 37152 + 387 = 37539
Step 98: 37539 + 387 = 37926
Step 99: 37926 + 387 = 38313
Step 100: 38313 + 387 = 38700
Step 101: 38700 + 387 = 39087
Step 102: 39087 + 387 = 39474
Step 103: 39474 + 387 = 39861
Step 104: 39861 + 387 = 40248
Step 105: 40248 + 387 = 40635
Step 106: 40635 + 387 = 41022
Step 107: 41022 + 387 = 41409
Step 108: 41409 + 387 = 41796
Step 109: 41796 + 387 = 42183
Step 110: 42183 + 387 = 42570
Step 111: 42570 + 387 = 42957
Step 112: 42957 + 387 = 43344
Step 113: 43344 + 387 = 43731
Step 114: 43731 + 387 = 44118
Step 115: 44118 + 387 = 44505
Step 116: 44505 + 387 = 44892
Step 117: 44892 + 387 = 45279
Step 118: 45279 + 387 = 45666
Step 119: 45666 + 387 = 46053
Step 120: 46053 + 387 = 46440
Step 121: 46440 + 387 = 46827
Step 122: 46827 + 387 = 47214
Step 123: 47214 + 387 = 47601
Step 124: 47601 + 387 = 47988
Step 125: 47988 + 387 = 48375
Step 126: 48375 + 387 = 48762
Step 127: 48762 + 387 = 49149
Step 128: 49149 + 387 = 49536
Step 129: 49536 + 387 = 49923
Step 130: 49923 + 387 = 50310
Step 131: 50310 + 387 = 50697
Step 132: 50697 + 387 = 51084
Step 133: 51084 + 387 = 51471
Step 134: 51471 + 387 = 51858
Step 135: 51858 + 387 = 52245
Step 136: 52245 + 387 = 52632
Step 137: 52632 + 387 = 53019
Step 138: 53019 + 387 = 53406
Step 139: 53406 + 387 = 53793
Step 140: 53793 + 387 = 54180
Step 141: 54180 + 387 = 54567
Step 142: 54567 + 387 = 54954
Step 143: 54954 + 387 = 55341
Step 144: 55341 + 387 = 55728
Step 145: 55728 + 387 = 56115
Step 146: 56115 + 387 = 56502
Step 147: 56502 + 387 = 56889
Step 148: 56889 + 387 = 57276
Step 149: 57276 + 387 = 57663
Step 150: 57663 + 387 = 58050
Step 151: 58050 + 387 = 58437
Step 152: 58437 + 387 = 58824
Step 153: 58824 + 387 = 59211
Step 154: 59211 + 387 = 59598
Step 155: 59598 + 387 = 59985
Step 156: 59985 + 387 = 60372
Step 157: 60372 + 387 = 60759
Step 158: 60759 + 387 = 61146
Step 159: 61146 + 387 = 61533
Step 160: 61533 + 387 = 61920
Step 161: 61920 + 387 = 62307
Step 162: 62307 + 387 = 62694
Step 163: 62694 + 387 = 63081
Step 164: 63081 + 387 = 63468
Step 165: 63468 + 387 = 63855
Step 166: 63855 + 387 = 64242
Step 167: 64242 + 387 = 64629
Step 168: 64629 + 387 = 65016
Step 169: 65016 + 387 = 65403
Step 170: 65403 + 387 = 65790
Step 171: 65790 + 387 = 66177
Step 172: 66177 + 387 = 66564
Step 173: 66564 + 387 = 66951
Step 174: 66951 + 387 = 67338
Step 175: 67338 + 387 = 67725
Step 176: 67725 + 387 = 68112
Step 177: 68112 + 387 = 68499
Step 178: 68499 + 387 = 68886
Step 179: 68886 + 387 = 69273
Step 180: 69273 + 387 = 69660
Step 181: 69660 + 387 = 70047
Step 182: 70047 + 387 = 70434
Step 183: 70434 + 387 = 70821
Step 184: 70821 + 387 = 71208
Step 185: 71208 + 387 = 71595
Step 186: 71595 + 387 = 71982
Step 187: 71982 + 387 = 72369
Step 188: 72369 + 387 = 72756
Step 189: 72756 + 387 = 73143
Step 190: 73143 + 387 = 73530
Step 191: 73530 + 387 = 73917
Step 192: 73917 + 387 = 74304
Step 193: 74304 + 387 = 74691
Step 194: 74691 + 387 = 75078
Step 195: 75078 + 387 = 75465
Step 196: 75465 + 387 = 75852
Step 197: 75852 + 387 = 76239
Step 198: 76239 + 387 = 76626
Step 199: 76626 + 387 = 77013
Step 200: 77013 + 387 = 77400
Step 201: 77400 + 387 = 77787
Step 202: 77787 + 387 = 78174
Step 203: 78174 + 387 = 78561
Step 204: 78561 + 387 = 78948
Step 205: 78948 + 387 = 79335
Step 206: 79335 + 387 = 79722
Step 207: 79722 + 387 = 80109
Step 208: 80109 + 387 = 80496
Step 209: 80496 + 387 = 80883
Step 210: 80883 + 387 = 81270
Step 211: 81270 + 387 = 81657
Step 212: 81657 + 387 = 82044
Step 213: 82044 + 387 = 82431
Step 214: 82431 + 387 = 82818
Step 215: 82818 + 387 = 83205
Step 216: 83205 + 387 = 83592
Step 217: 83592 + 387 = 83979
Step 218: 83979 + 387 = 84366
Step 219: 84366 + 387 = 84753
Step 220: 84753 + 387 = 85140
Step 221: 85140 + 387 = 85527
Step 222: 85527 + 387 = 85914
Step 223: 85914 + 387 = 86301
Step 224: 86301 + 387 = 86688
Step 225: 86688 + 387 = 87075
Step 226: 87075 + 387 = 87462
Step 227: 87462 + 387 = 87849
Step 228: 87849 + 387 = 88236
Step 229: 88236 + 387 = 88623
Step 230: 88623 + 387 = 89010
Step 231: 89010 + 387 = 89397
Step 232: 89397 + 387 = 89784
Step 233: 89784 + 387 = 90171
Step 234: 90171 + 387 = 90558
Step 235: 90558 + 387 = 90945
Step 236: 90945 + 387 = 91332
Step 237: 91332 + 387 = 91719
Step 238: 91719 + 387 = 92106
Step 239: 92106 + 387 = 92493
Step 240: 92493 + 387 = 92880
Step 241: 92880 + 387 = 93267
Step 242: 93267 + 387 = 93654
Step 243: 93654 + 387 = 94041
Step 244: 94041 + 387 = 94428
Step 245: 94428 + 387 = 94815
Step 246: 94815 + 387 = 95202
Step 247: 95202 + 387 = 95589
Step 248: 95589 + 387 = 95976
Step 249: 95976 + 387 = 96363
Step 250: 96363 + 387 = 96750
Step 251: 96750 + 387 = 97137
Step 252: 97137 + 387 = 97524
Step 253: 97524 + 387 = 97911
Step 254: 97911 + 387 = 98298
Step 255: 98298 + 387 = 98685
Step 256: 98685 + 387 = 99072
Step 257: 99072 + 387 = 99459
Step 258: 99459 + 387 = 99846
Step 259: 99846 + 387 = 100233
Step 260: 100233 + 387 = 100620
Step 261: 100620 + 387 = 101007
Step 262: 101007 + 387 = 101394
Step 263: 101394 + 387 = 101781
Step 264: 101781 + 387 = 102168
Step 265: 102168 + 387 = 102555
Step 266: 102555 + 387 = 102942
Step 267: 102942 + 387 = 103329
Step 268: 103329 + 387 = 103716
Step 269: 103716 + 387 = 104103
Step 270: 104103 + 387 = 104490
Step 271: 104490 + 387 = 104877
Step 272: 104877 + 387 = 105264
Step 273: 105264 + 387 = 105651
Step 274: 105651 + 387 = 106038
Step 275: 106038 + 387 = 106425
Step 276: 106425 + 387 = 106812
Step 277: 106812 + 387 = 107199
Step 278: 107199 + 387 = 107586
Step 279: 107586 + 387 = 107973
Step 280: 107973 + 387 = 108360
Step 281: 108360 + 387 = 108747
Step 282: 108747 + 387 = 109134
Step 283: 109134 + 387 = 109521
Step 284: 109521 + 387 = 109908
Step 285: 109908 + 387 = 110295
Step 286: 110295 + 387 = 110682
Step 287: 110682 + 387 = 111069
Step 288: 111069 + 387 = 111456
Step 289: 111456 + 387 = 111843
Step 290: 111843 + 387 = 112230
Step 291: 112230 + 387 = 112617
Step 292: 112617 + 387 = 113004
Step 293: 113004 + 387 = 113391
Step 294: 113391 + 387 = 113778
Step 295: 113778 + 387 = 114165
Step 296: 114165 + 387 = 114552
Step 297: 114552 + 387 = 114939
Step 298: 114939 + 387 = 115326
Step 299: 115326 + 387 = 115713
Step 300: 115713 + 387 = 116100
Step 301: 116100 + 387 = 116487
Step 302: 116487 + 387 = 116874
Step 303: 116874 + 387 = 117261
Step 304: 117261 + 387 = 117648
Step 305: 117648 + 387 = 118035
Step 306: 118035 + 387 = 118422
Step 307: 118422 + 387 = 118809
Step 308: 118809 + 387 = 119196
Step 309: 119196 + 387 = 119583
Step 310: 119583 + 387 = 119970
Step 311: 119970 + 387 = 120357
Step 312: 120357 + 387 = 120744
Step 313: 120744 + 387 = 121131
Step 314: 121131 + 387 = 121518
Step 315: 121518 + 387 = 121905
Step 316: 121905 + 387 = 122292
Step 317: 122292 + 387 = 122679
Step 318: 122679 + 387 = 123066
Step 319: 123066 + 387 = 123453
Step 320: 123453 + 387 = 123840
Step 321: 123840 + 387 = 124227
Step 322: 124227 + 387 = 124614
Step 323: 124614 + 387 = 125001
Step 324: 125001 + 387 = 125388
Step 325: 125388 + 387 = 125775
Step 326: 125775 + 387 = 126162
Step 327: 126162 + 387 = 126549
Step 328: 126549 + 387 = 126936
Step 329: 126936 + 387 = 127323
Step 330: 127323 + 387 = 127710
Step 331: 127710 + 387 = 128097
Step 332: 128097 + 387 = 128484
Step 333: 128484 + 387 = 128871
Step 334: 128871 + 387 = 129258
Step 335: 129258 + 387 = 129645
Step 336: 129645 + 387 = 130032
Step 337: 130032 + 387 = 130419
Step 338: 130419 + 387 = 130806
Step 339: 130806 + 387 = 131193
Step 340: 131193 + 387 = 131580
Step 341: 131580 + 387 = 131967
Step 342: 131967 + 387 = 132354
Step 343: 132354 + 387 = 132741
Step 344: 132741 + 387 = 133128
Step 345: 133128 + 387 = 133515
Step 346: 133515 + 387 = 133902
Step 347: 133902 + 387 = 134289
Step 348: 134289 + 387 = 134676
Step 349: 134676 + 387 = 135063
Step 350: 135063 + 387 = 135450
Step 351: 135450 + 387 = 135837
Step 352: 135837 + 387 = 136224
Step 353: 136224 + 387 = 136611
Step 354: 136611 + 387 = 136998
Step 355: 136998 + 387 = 137385
Step 356: 137385 + 387 = 137772
Step 357: 137772 + 387 = 138159
Step 358: 138159 + 387 = 138546
Step 359: 138546 + 387 = 138933
Step 360: 138933 + 387 = 139320
Step 361: 139320 + 387 = 139707
Step 362: 139707 + 387 = 140094
Step 363: 140094 + 387 = 140481
Step 364: 140481 + 387 = 140868
Step 365: 140868 + 387 = 141255
Step 366: 141255 + 387 = 141642
Step 367: 141642 + 387 = 142029
Step 368: 142029 + 387 = 142416
Step 369: 142416 + 387 = 142803
Step 370: 142803 + 387 = 143190
Step 371: 143190 + 387 = 143577
Step 372: 143577 + 387 = 143964
Step 373: 143964 + 387 = 144351
Step 374: 144351 + 387 = 144738
Step 375: 144738 + 387 = 145125
Step 376: 145125 + 387 = 145512
Step 377: 145512 + 387 = 145899
Step 378: 145899 + 387 = 146286
Step 379: 146286 + 387 = 146673
Step 380: 146673 + 387 = 147060
Step 381: 147060 + 387 = 147447
Step 382: 147447 + 387 = 147834
Step 383: 147834 + 387 = 148221
Step 384: 148221 + 387 = 148608
Step 385: 148608 + 387 = 148995
Step 386: 148995 + 387 = 149382
Step 387: 149382 + 387 = 149769
Step 388: 149769 + 387 = 150156
Step 389: 150156 + 387 = 150543
Step 390: 150543 + 387 = 150930
Step 391: 150930 + 387 = 151317
Step 392: 151317 + 387 = 151704
Step 393: 151704 + 387 = 152091
Step 394: 152091 + 387 = 152478
Step 395: 152478 + 387 = 152865
Step 396: 152865 + 387 = 153252
Step 397: 153252 + 387 = 153639
Step 398: 153639 + 387 = 154026
Step 399: 154026 + 387 = 154413
Step 400: 154413 + 387 = 154800
Step 401: 154800 + 387 = 155187
Step 402: 155187 + 387 = 155574
Step 403: 155574 + 387 = 155961
Step 404: 155961 + 387 = 156348
Step 405: 156348 + 387 = 156735
Step 406: 156735 + 387 = 157122
Step 407: 157122 + 387 = 157509
Step 408: 157509 + 387 = 157896
Step 409: 157896 + 387 = 158283
Step 410: 158283 + 387 = 158670
Step 411: 158670 + 387 = 159057
Step 412: 159057 + 387 = 159444
Step 413: 159444 + 387 = 159831
Step 414: 159831 + 387 = 160218
Step 415: 160218 + 387 = 160605
Step 416: 160605 + 387 = 160992
Step 417: 160992 + 387 = 161379
Step 418: 161379 + 387 = 161766
Step 419: 161766 + 387 = 162153
Step 420: 162153 + 387 = 162540
Step 421: 162540 + 387 = 162927
Step 422: 162927 + 387 = 163314
Step 423: 163314 + 387 = 163701
Step 424: 163701 + 387 = 164088
Step 425: 164088 + 387 = 164475
Step 426: 164475 + 387 = 164862
Step 427: 164862 + 387 = 165249
Step 428: 165249 + 387 = 165636
Step 429: 165636 + 387 = 166023
Step 430: 166023 + 387 = 166410
Step 431: 166410 + 387 = 166797
Step 432: 166797 + 387 = 167184
Step 433: 167184 + 387 = 167571
Step 434: 167571 + 387 = 167958

So, 387*434 = 167958