OK, let's crack this. We're given 377 and our task is to multiply it by 432. Essentially, we'll be adding 377 to itself 432 times.
Step 1: 0 + 377 = 377
Step 2: 377 + 377 = 754
Step 3: 754 + 377 = 1131
Step 4: 1131 + 377 = 1508
Step 5: 1508 + 377 = 1885
Step 6: 1885 + 377 = 2262
Step 7: 2262 + 377 = 2639
Step 8: 2639 + 377 = 3016
Step 9: 3016 + 377 = 3393
Step 10: 3393 + 377 = 3770
Step 11: 3770 + 377 = 4147
Step 12: 4147 + 377 = 4524
Step 13: 4524 + 377 = 4901
Step 14: 4901 + 377 = 5278
Step 15: 5278 + 377 = 5655
Step 16: 5655 + 377 = 6032
Step 17: 6032 + 377 = 6409
Step 18: 6409 + 377 = 6786
Step 19: 6786 + 377 = 7163
Step 20: 7163 + 377 = 7540
Step 21: 7540 + 377 = 7917
Step 22: 7917 + 377 = 8294
Step 23: 8294 + 377 = 8671
Step 24: 8671 + 377 = 9048
Step 25: 9048 + 377 = 9425
Step 26: 9425 + 377 = 9802
Step 27: 9802 + 377 = 10179
Step 28: 10179 + 377 = 10556
Step 29: 10556 + 377 = 10933
Step 30: 10933 + 377 = 11310
Step 31: 11310 + 377 = 11687
Step 32: 11687 + 377 = 12064
Step 33: 12064 + 377 = 12441
Step 34: 12441 + 377 = 12818
Step 35: 12818 + 377 = 13195
Step 36: 13195 + 377 = 13572
Step 37: 13572 + 377 = 13949
Step 38: 13949 + 377 = 14326
Step 39: 14326 + 377 = 14703
Step 40: 14703 + 377 = 15080
Step 41: 15080 + 377 = 15457
Step 42: 15457 + 377 = 15834
Step 43: 15834 + 377 = 16211
Step 44: 16211 + 377 = 16588
Step 45: 16588 + 377 = 16965
Step 46: 16965 + 377 = 17342
Step 47: 17342 + 377 = 17719
Step 48: 17719 + 377 = 18096
Step 49: 18096 + 377 = 18473
Step 50: 18473 + 377 = 18850
Step 51: 18850 + 377 = 19227
Step 52: 19227 + 377 = 19604
Step 53: 19604 + 377 = 19981
Step 54: 19981 + 377 = 20358
Step 55: 20358 + 377 = 20735
Step 56: 20735 + 377 = 21112
Step 57: 21112 + 377 = 21489
Step 58: 21489 + 377 = 21866
Step 59: 21866 + 377 = 22243
Step 60: 22243 + 377 = 22620
Step 61: 22620 + 377 = 22997
Step 62: 22997 + 377 = 23374
Step 63: 23374 + 377 = 23751
Step 64: 23751 + 377 = 24128
Step 65: 24128 + 377 = 24505
Step 66: 24505 + 377 = 24882
Step 67: 24882 + 377 = 25259
Step 68: 25259 + 377 = 25636
Step 69: 25636 + 377 = 26013
Step 70: 26013 + 377 = 26390
Step 71: 26390 + 377 = 26767
Step 72: 26767 + 377 = 27144
Step 73: 27144 + 377 = 27521
Step 74: 27521 + 377 = 27898
Step 75: 27898 + 377 = 28275
Step 76: 28275 + 377 = 28652
Step 77: 28652 + 377 = 29029
Step 78: 29029 + 377 = 29406
Step 79: 29406 + 377 = 29783
Step 80: 29783 + 377 = 30160
Step 81: 30160 + 377 = 30537
Step 82: 30537 + 377 = 30914
Step 83: 30914 + 377 = 31291
Step 84: 31291 + 377 = 31668
Step 85: 31668 + 377 = 32045
Step 86: 32045 + 377 = 32422
Step 87: 32422 + 377 = 32799
Step 88: 32799 + 377 = 33176
Step 89: 33176 + 377 = 33553
Step 90: 33553 + 377 = 33930
Step 91: 33930 + 377 = 34307
Step 92: 34307 + 377 = 34684
Step 93: 34684 + 377 = 35061
Step 94: 35061 + 377 = 35438
Step 95: 35438 + 377 = 35815
Step 96: 35815 + 377 = 36192
Step 97: 36192 + 377 = 36569
Step 98: 36569 + 377 = 36946
Step 99: 36946 + 377 = 37323
Step 100: 37323 + 377 = 37700
Step 101: 37700 + 377 = 38077
Step 102: 38077 + 377 = 38454
Step 103: 38454 + 377 = 38831
Step 104: 38831 + 377 = 39208
Step 105: 39208 + 377 = 39585
Step 106: 39585 + 377 = 39962
Step 107: 39962 + 377 = 40339
Step 108: 40339 + 377 = 40716
Step 109: 40716 + 377 = 41093
Step 110: 41093 + 377 = 41470
Step 111: 41470 + 377 = 41847
Step 112: 41847 + 377 = 42224
Step 113: 42224 + 377 = 42601
Step 114: 42601 + 377 = 42978
Step 115: 42978 + 377 = 43355
Step 116: 43355 + 377 = 43732
Step 117: 43732 + 377 = 44109
Step 118: 44109 + 377 = 44486
Step 119: 44486 + 377 = 44863
Step 120: 44863 + 377 = 45240
Step 121: 45240 + 377 = 45617
Step 122: 45617 + 377 = 45994
Step 123: 45994 + 377 = 46371
Step 124: 46371 + 377 = 46748
Step 125: 46748 + 377 = 47125
Step 126: 47125 + 377 = 47502
Step 127: 47502 + 377 = 47879
Step 128: 47879 + 377 = 48256
Step 129: 48256 + 377 = 48633
Step 130: 48633 + 377 = 49010
Step 131: 49010 + 377 = 49387
Step 132: 49387 + 377 = 49764
Step 133: 49764 + 377 = 50141
Step 134: 50141 + 377 = 50518
Step 135: 50518 + 377 = 50895
Step 136: 50895 + 377 = 51272
Step 137: 51272 + 377 = 51649
Step 138: 51649 + 377 = 52026
Step 139: 52026 + 377 = 52403
Step 140: 52403 + 377 = 52780
Step 141: 52780 + 377 = 53157
Step 142: 53157 + 377 = 53534
Step 143: 53534 + 377 = 53911
Step 144: 53911 + 377 = 54288
Step 145: 54288 + 377 = 54665
Step 146: 54665 + 377 = 55042
Step 147: 55042 + 377 = 55419
Step 148: 55419 + 377 = 55796
Step 149: 55796 + 377 = 56173
Step 150: 56173 + 377 = 56550
Step 151: 56550 + 377 = 56927
Step 152: 56927 + 377 = 57304
Step 153: 57304 + 377 = 57681
Step 154: 57681 + 377 = 58058
Step 155: 58058 + 377 = 58435
Step 156: 58435 + 377 = 58812
Step 157: 58812 + 377 = 59189
Step 158: 59189 + 377 = 59566
Step 159: 59566 + 377 = 59943
Step 160: 59943 + 377 = 60320
Step 161: 60320 + 377 = 60697
Step 162: 60697 + 377 = 61074
Step 163: 61074 + 377 = 61451
Step 164: 61451 + 377 = 61828
Step 165: 61828 + 377 = 62205
Step 166: 62205 + 377 = 62582
Step 167: 62582 + 377 = 62959
Step 168: 62959 + 377 = 63336
Step 169: 63336 + 377 = 63713
Step 170: 63713 + 377 = 64090
Step 171: 64090 + 377 = 64467
Step 172: 64467 + 377 = 64844
Step 173: 64844 + 377 = 65221
Step 174: 65221 + 377 = 65598
Step 175: 65598 + 377 = 65975
Step 176: 65975 + 377 = 66352
Step 177: 66352 + 377 = 66729
Step 178: 66729 + 377 = 67106
Step 179: 67106 + 377 = 67483
Step 180: 67483 + 377 = 67860
Step 181: 67860 + 377 = 68237
Step 182: 68237 + 377 = 68614
Step 183: 68614 + 377 = 68991
Step 184: 68991 + 377 = 69368
Step 185: 69368 + 377 = 69745
Step 186: 69745 + 377 = 70122
Step 187: 70122 + 377 = 70499
Step 188: 70499 + 377 = 70876
Step 189: 70876 + 377 = 71253
Step 190: 71253 + 377 = 71630
Step 191: 71630 + 377 = 72007
Step 192: 72007 + 377 = 72384
Step 193: 72384 + 377 = 72761
Step 194: 72761 + 377 = 73138
Step 195: 73138 + 377 = 73515
Step 196: 73515 + 377 = 73892
Step 197: 73892 + 377 = 74269
Step 198: 74269 + 377 = 74646
Step 199: 74646 + 377 = 75023
Step 200: 75023 + 377 = 75400
Step 201: 75400 + 377 = 75777
Step 202: 75777 + 377 = 76154
Step 203: 76154 + 377 = 76531
Step 204: 76531 + 377 = 76908
Step 205: 76908 + 377 = 77285
Step 206: 77285 + 377 = 77662
Step 207: 77662 + 377 = 78039
Step 208: 78039 + 377 = 78416
Step 209: 78416 + 377 = 78793
Step 210: 78793 + 377 = 79170
Step 211: 79170 + 377 = 79547
Step 212: 79547 + 377 = 79924
Step 213: 79924 + 377 = 80301
Step 214: 80301 + 377 = 80678
Step 215: 80678 + 377 = 81055
Step 216: 81055 + 377 = 81432
Step 217: 81432 + 377 = 81809
Step 218: 81809 + 377 = 82186
Step 219: 82186 + 377 = 82563
Step 220: 82563 + 377 = 82940
Step 221: 82940 + 377 = 83317
Step 222: 83317 + 377 = 83694
Step 223: 83694 + 377 = 84071
Step 224: 84071 + 377 = 84448
Step 225: 84448 + 377 = 84825
Step 226: 84825 + 377 = 85202
Step 227: 85202 + 377 = 85579
Step 228: 85579 + 377 = 85956
Step 229: 85956 + 377 = 86333
Step 230: 86333 + 377 = 86710
Step 231: 86710 + 377 = 87087
Step 232: 87087 + 377 = 87464
Step 233: 87464 + 377 = 87841
Step 234: 87841 + 377 = 88218
Step 235: 88218 + 377 = 88595
Step 236: 88595 + 377 = 88972
Step 237: 88972 + 377 = 89349
Step 238: 89349 + 377 = 89726
Step 239: 89726 + 377 = 90103
Step 240: 90103 + 377 = 90480
Step 241: 90480 + 377 = 90857
Step 242: 90857 + 377 = 91234
Step 243: 91234 + 377 = 91611
Step 244: 91611 + 377 = 91988
Step 245: 91988 + 377 = 92365
Step 246: 92365 + 377 = 92742
Step 247: 92742 + 377 = 93119
Step 248: 93119 + 377 = 93496
Step 249: 93496 + 377 = 93873
Step 250: 93873 + 377 = 94250
Step 251: 94250 + 377 = 94627
Step 252: 94627 + 377 = 95004
Step 253: 95004 + 377 = 95381
Step 254: 95381 + 377 = 95758
Step 255: 95758 + 377 = 96135
Step 256: 96135 + 377 = 96512
Step 257: 96512 + 377 = 96889
Step 258: 96889 + 377 = 97266
Step 259: 97266 + 377 = 97643
Step 260: 97643 + 377 = 98020
Step 261: 98020 + 377 = 98397
Step 262: 98397 + 377 = 98774
Step 263: 98774 + 377 = 99151
Step 264: 99151 + 377 = 99528
Step 265: 99528 + 377 = 99905
Step 266: 99905 + 377 = 100282
Step 267: 100282 + 377 = 100659
Step 268: 100659 + 377 = 101036
Step 269: 101036 + 377 = 101413
Step 270: 101413 + 377 = 101790
Step 271: 101790 + 377 = 102167
Step 272: 102167 + 377 = 102544
Step 273: 102544 + 377 = 102921
Step 274: 102921 + 377 = 103298
Step 275: 103298 + 377 = 103675
Step 276: 103675 + 377 = 104052
Step 277: 104052 + 377 = 104429
Step 278: 104429 + 377 = 104806
Step 279: 104806 + 377 = 105183
Step 280: 105183 + 377 = 105560
Step 281: 105560 + 377 = 105937
Step 282: 105937 + 377 = 106314
Step 283: 106314 + 377 = 106691
Step 284: 106691 + 377 = 107068
Step 285: 107068 + 377 = 107445
Step 286: 107445 + 377 = 107822
Step 287: 107822 + 377 = 108199
Step 288: 108199 + 377 = 108576
Step 289: 108576 + 377 = 108953
Step 290: 108953 + 377 = 109330
Step 291: 109330 + 377 = 109707
Step 292: 109707 + 377 = 110084
Step 293: 110084 + 377 = 110461
Step 294: 110461 + 377 = 110838
Step 295: 110838 + 377 = 111215
Step 296: 111215 + 377 = 111592
Step 297: 111592 + 377 = 111969
Step 298: 111969 + 377 = 112346
Step 299: 112346 + 377 = 112723
Step 300: 112723 + 377 = 113100
Step 301: 113100 + 377 = 113477
Step 302: 113477 + 377 = 113854
Step 303: 113854 + 377 = 114231
Step 304: 114231 + 377 = 114608
Step 305: 114608 + 377 = 114985
Step 306: 114985 + 377 = 115362
Step 307: 115362 + 377 = 115739
Step 308: 115739 + 377 = 116116
Step 309: 116116 + 377 = 116493
Step 310: 116493 + 377 = 116870
Step 311: 116870 + 377 = 117247
Step 312: 117247 + 377 = 117624
Step 313: 117624 + 377 = 118001
Step 314: 118001 + 377 = 118378
Step 315: 118378 + 377 = 118755
Step 316: 118755 + 377 = 119132
Step 317: 119132 + 377 = 119509
Step 318: 119509 + 377 = 119886
Step 319: 119886 + 377 = 120263
Step 320: 120263 + 377 = 120640
Step 321: 120640 + 377 = 121017
Step 322: 121017 + 377 = 121394
Step 323: 121394 + 377 = 121771
Step 324: 121771 + 377 = 122148
Step 325: 122148 + 377 = 122525
Step 326: 122525 + 377 = 122902
Step 327: 122902 + 377 = 123279
Step 328: 123279 + 377 = 123656
Step 329: 123656 + 377 = 124033
Step 330: 124033 + 377 = 124410
Step 331: 124410 + 377 = 124787
Step 332: 124787 + 377 = 125164
Step 333: 125164 + 377 = 125541
Step 334: 125541 + 377 = 125918
Step 335: 125918 + 377 = 126295
Step 336: 126295 + 377 = 126672
Step 337: 126672 + 377 = 127049
Step 338: 127049 + 377 = 127426
Step 339: 127426 + 377 = 127803
Step 340: 127803 + 377 = 128180
Step 341: 128180 + 377 = 128557
Step 342: 128557 + 377 = 128934
Step 343: 128934 + 377 = 129311
Step 344: 129311 + 377 = 129688
Step 345: 129688 + 377 = 130065
Step 346: 130065 + 377 = 130442
Step 347: 130442 + 377 = 130819
Step 348: 130819 + 377 = 131196
Step 349: 131196 + 377 = 131573
Step 350: 131573 + 377 = 131950
Step 351: 131950 + 377 = 132327
Step 352: 132327 + 377 = 132704
Step 353: 132704 + 377 = 133081
Step 354: 133081 + 377 = 133458
Step 355: 133458 + 377 = 133835
Step 356: 133835 + 377 = 134212
Step 357: 134212 + 377 = 134589
Step 358: 134589 + 377 = 134966
Step 359: 134966 + 377 = 135343
Step 360: 135343 + 377 = 135720
Step 361: 135720 + 377 = 136097
Step 362: 136097 + 377 = 136474
Step 363: 136474 + 377 = 136851
Step 364: 136851 + 377 = 137228
Step 365: 137228 + 377 = 137605
Step 366: 137605 + 377 = 137982
Step 367: 137982 + 377 = 138359
Step 368: 138359 + 377 = 138736
Step 369: 138736 + 377 = 139113
Step 370: 139113 + 377 = 139490
Step 371: 139490 + 377 = 139867
Step 372: 139867 + 377 = 140244
Step 373: 140244 + 377 = 140621
Step 374: 140621 + 377 = 140998
Step 375: 140998 + 377 = 141375
Step 376: 141375 + 377 = 141752
Step 377: 141752 + 377 = 142129
Step 378: 142129 + 377 = 142506
Step 379: 142506 + 377 = 142883
Step 380: 142883 + 377 = 143260
Step 381: 143260 + 377 = 143637
Step 382: 143637 + 377 = 144014
Step 383: 144014 + 377 = 144391
Step 384: 144391 + 377 = 144768
Step 385: 144768 + 377 = 145145
Step 386: 145145 + 377 = 145522
Step 387: 145522 + 377 = 145899
Step 388: 145899 + 377 = 146276
Step 389: 146276 + 377 = 146653
Step 390: 146653 + 377 = 147030
Step 391: 147030 + 377 = 147407
Step 392: 147407 + 377 = 147784
Step 393: 147784 + 377 = 148161
Step 394: 148161 + 377 = 148538
Step 395: 148538 + 377 = 148915
Step 396: 148915 + 377 = 149292
Step 397: 149292 + 377 = 149669
Step 398: 149669 + 377 = 150046
Step 399: 150046 + 377 = 150423
Step 400: 150423 + 377 = 150800
Step 401: 150800 + 377 = 151177
Step 402: 151177 + 377 = 151554
Step 403: 151554 + 377 = 151931
Step 404: 151931 + 377 = 152308
Step 405: 152308 + 377 = 152685
Step 406: 152685 + 377 = 153062
Step 407: 153062 + 377 = 153439
Step 408: 153439 + 377 = 153816
Step 409: 153816 + 377 = 154193
Step 410: 154193 + 377 = 154570
Step 411: 154570 + 377 = 154947
Step 412: 154947 + 377 = 155324
Step 413: 155324 + 377 = 155701
Step 414: 155701 + 377 = 156078
Step 415: 156078 + 377 = 156455
Step 416: 156455 + 377 = 156832
Step 417: 156832 + 377 = 157209
Step 418: 157209 + 377 = 157586
Step 419: 157586 + 377 = 157963
Step 420: 157963 + 377 = 158340
Step 421: 158340 + 377 = 158717
Step 422: 158717 + 377 = 159094
Step 423: 159094 + 377 = 159471
Step 424: 159471 + 377 = 159848
Step 425: 159848 + 377 = 160225
Step 426: 160225 + 377 = 160602
Step 427: 160602 + 377 = 160979
Step 428: 160979 + 377 = 161356
Step 429: 161356 + 377 = 161733
Step 430: 161733 + 377 = 162110
Step 431: 162110 + 377 = 162487
Step 432: 162487 + 377 = 162864

So, 377*432 = 162864