OK, let's crack this. We're given 174 and our task is to multiply it by 378. Essentially, we'll be adding 174 to itself 378 times.
Step 1: 0 + 174 = 174
Step 2: 174 + 174 = 348
Step 3: 348 + 174 = 522
Step 4: 522 + 174 = 696
Step 5: 696 + 174 = 870
Step 6: 870 + 174 = 1044
Step 7: 1044 + 174 = 1218
Step 8: 1218 + 174 = 1392
Step 9: 1392 + 174 = 1566
Step 10: 1566 + 174 = 1740
Step 11: 1740 + 174 = 1914
Step 12: 1914 + 174 = 2088
Step 13: 2088 + 174 = 2262
Step 14: 2262 + 174 = 2436
Step 15: 2436 + 174 = 2610
Step 16: 2610 + 174 = 2784
Step 17: 2784 + 174 = 2958
Step 18: 2958 + 174 = 3132
Step 19: 3132 + 174 = 3306
Step 20: 3306 + 174 = 3480
Step 21: 3480 + 174 = 3654
Step 22: 3654 + 174 = 3828
Step 23: 3828 + 174 = 4002
Step 24: 4002 + 174 = 4176
Step 25: 4176 + 174 = 4350
Step 26: 4350 + 174 = 4524
Step 27: 4524 + 174 = 4698
Step 28: 4698 + 174 = 4872
Step 29: 4872 + 174 = 5046
Step 30: 5046 + 174 = 5220
Step 31: 5220 + 174 = 5394
Step 32: 5394 + 174 = 5568
Step 33: 5568 + 174 = 5742
Step 34: 5742 + 174 = 5916
Step 35: 5916 + 174 = 6090
Step 36: 6090 + 174 = 6264
Step 37: 6264 + 174 = 6438
Step 38: 6438 + 174 = 6612
Step 39: 6612 + 174 = 6786
Step 40: 6786 + 174 = 6960
Step 41: 6960 + 174 = 7134
Step 42: 7134 + 174 = 7308
Step 43: 7308 + 174 = 7482
Step 44: 7482 + 174 = 7656
Step 45: 7656 + 174 = 7830
Step 46: 7830 + 174 = 8004
Step 47: 8004 + 174 = 8178
Step 48: 8178 + 174 = 8352
Step 49: 8352 + 174 = 8526
Step 50: 8526 + 174 = 8700
Step 51: 8700 + 174 = 8874
Step 52: 8874 + 174 = 9048
Step 53: 9048 + 174 = 9222
Step 54: 9222 + 174 = 9396
Step 55: 9396 + 174 = 9570
Step 56: 9570 + 174 = 9744
Step 57: 9744 + 174 = 9918
Step 58: 9918 + 174 = 10092
Step 59: 10092 + 174 = 10266
Step 60: 10266 + 174 = 10440
Step 61: 10440 + 174 = 10614
Step 62: 10614 + 174 = 10788
Step 63: 10788 + 174 = 10962
Step 64: 10962 + 174 = 11136
Step 65: 11136 + 174 = 11310
Step 66: 11310 + 174 = 11484
Step 67: 11484 + 174 = 11658
Step 68: 11658 + 174 = 11832
Step 69: 11832 + 174 = 12006
Step 70: 12006 + 174 = 12180
Step 71: 12180 + 174 = 12354
Step 72: 12354 + 174 = 12528
Step 73: 12528 + 174 = 12702
Step 74: 12702 + 174 = 12876
Step 75: 12876 + 174 = 13050
Step 76: 13050 + 174 = 13224
Step 77: 13224 + 174 = 13398
Step 78: 13398 + 174 = 13572
Step 79: 13572 + 174 = 13746
Step 80: 13746 + 174 = 13920
Step 81: 13920 + 174 = 14094
Step 82: 14094 + 174 = 14268
Step 83: 14268 + 174 = 14442
Step 84: 14442 + 174 = 14616
Step 85: 14616 + 174 = 14790
Step 86: 14790 + 174 = 14964
Step 87: 14964 + 174 = 15138
Step 88: 15138 + 174 = 15312
Step 89: 15312 + 174 = 15486
Step 90: 15486 + 174 = 15660
Step 91: 15660 + 174 = 15834
Step 92: 15834 + 174 = 16008
Step 93: 16008 + 174 = 16182
Step 94: 16182 + 174 = 16356
Step 95: 16356 + 174 = 16530
Step 96: 16530 + 174 = 16704
Step 97: 16704 + 174 = 16878
Step 98: 16878 + 174 = 17052
Step 99: 17052 + 174 = 17226
Step 100: 17226 + 174 = 17400
Step 101: 17400 + 174 = 17574
Step 102: 17574 + 174 = 17748
Step 103: 17748 + 174 = 17922
Step 104: 17922 + 174 = 18096
Step 105: 18096 + 174 = 18270
Step 106: 18270 + 174 = 18444
Step 107: 18444 + 174 = 18618
Step 108: 18618 + 174 = 18792
Step 109: 18792 + 174 = 18966
Step 110: 18966 + 174 = 19140
Step 111: 19140 + 174 = 19314
Step 112: 19314 + 174 = 19488
Step 113: 19488 + 174 = 19662
Step 114: 19662 + 174 = 19836
Step 115: 19836 + 174 = 20010
Step 116: 20010 + 174 = 20184
Step 117: 20184 + 174 = 20358
Step 118: 20358 + 174 = 20532
Step 119: 20532 + 174 = 20706
Step 120: 20706 + 174 = 20880
Step 121: 20880 + 174 = 21054
Step 122: 21054 + 174 = 21228
Step 123: 21228 + 174 = 21402
Step 124: 21402 + 174 = 21576
Step 125: 21576 + 174 = 21750
Step 126: 21750 + 174 = 21924
Step 127: 21924 + 174 = 22098
Step 128: 22098 + 174 = 22272
Step 129: 22272 + 174 = 22446
Step 130: 22446 + 174 = 22620
Step 131: 22620 + 174 = 22794
Step 132: 22794 + 174 = 22968
Step 133: 22968 + 174 = 23142
Step 134: 23142 + 174 = 23316
Step 135: 23316 + 174 = 23490
Step 136: 23490 + 174 = 23664
Step 137: 23664 + 174 = 23838
Step 138: 23838 + 174 = 24012
Step 139: 24012 + 174 = 24186
Step 140: 24186 + 174 = 24360
Step 141: 24360 + 174 = 24534
Step 142: 24534 + 174 = 24708
Step 143: 24708 + 174 = 24882
Step 144: 24882 + 174 = 25056
Step 145: 25056 + 174 = 25230
Step 146: 25230 + 174 = 25404
Step 147: 25404 + 174 = 25578
Step 148: 25578 + 174 = 25752
Step 149: 25752 + 174 = 25926
Step 150: 25926 + 174 = 26100
Step 151: 26100 + 174 = 26274
Step 152: 26274 + 174 = 26448
Step 153: 26448 + 174 = 26622
Step 154: 26622 + 174 = 26796
Step 155: 26796 + 174 = 26970
Step 156: 26970 + 174 = 27144
Step 157: 27144 + 174 = 27318
Step 158: 27318 + 174 = 27492
Step 159: 27492 + 174 = 27666
Step 160: 27666 + 174 = 27840
Step 161: 27840 + 174 = 28014
Step 162: 28014 + 174 = 28188
Step 163: 28188 + 174 = 28362
Step 164: 28362 + 174 = 28536
Step 165: 28536 + 174 = 28710
Step 166: 28710 + 174 = 28884
Step 167: 28884 + 174 = 29058
Step 168: 29058 + 174 = 29232
Step 169: 29232 + 174 = 29406
Step 170: 29406 + 174 = 29580
Step 171: 29580 + 174 = 29754
Step 172: 29754 + 174 = 29928
Step 173: 29928 + 174 = 30102
Step 174: 30102 + 174 = 30276
Step 175: 30276 + 174 = 30450
Step 176: 30450 + 174 = 30624
Step 177: 30624 + 174 = 30798
Step 178: 30798 + 174 = 30972
Step 179: 30972 + 174 = 31146
Step 180: 31146 + 174 = 31320
Step 181: 31320 + 174 = 31494
Step 182: 31494 + 174 = 31668
Step 183: 31668 + 174 = 31842
Step 184: 31842 + 174 = 32016
Step 185: 32016 + 174 = 32190
Step 186: 32190 + 174 = 32364
Step 187: 32364 + 174 = 32538
Step 188: 32538 + 174 = 32712
Step 189: 32712 + 174 = 32886
Step 190: 32886 + 174 = 33060
Step 191: 33060 + 174 = 33234
Step 192: 33234 + 174 = 33408
Step 193: 33408 + 174 = 33582
Step 194: 33582 + 174 = 33756
Step 195: 33756 + 174 = 33930
Step 196: 33930 + 174 = 34104
Step 197: 34104 + 174 = 34278
Step 198: 34278 + 174 = 34452
Step 199: 34452 + 174 = 34626
Step 200: 34626 + 174 = 34800
Step 201: 34800 + 174 = 34974
Step 202: 34974 + 174 = 35148
Step 203: 35148 + 174 = 35322
Step 204: 35322 + 174 = 35496
Step 205: 35496 + 174 = 35670
Step 206: 35670 + 174 = 35844
Step 207: 35844 + 174 = 36018
Step 208: 36018 + 174 = 36192
Step 209: 36192 + 174 = 36366
Step 210: 36366 + 174 = 36540
Step 211: 36540 + 174 = 36714
Step 212: 36714 + 174 = 36888
Step 213: 36888 + 174 = 37062
Step 214: 37062 + 174 = 37236
Step 215: 37236 + 174 = 37410
Step 216: 37410 + 174 = 37584
Step 217: 37584 + 174 = 37758
Step 218: 37758 + 174 = 37932
Step 219: 37932 + 174 = 38106
Step 220: 38106 + 174 = 38280
Step 221: 38280 + 174 = 38454
Step 222: 38454 + 174 = 38628
Step 223: 38628 + 174 = 38802
Step 224: 38802 + 174 = 38976
Step 225: 38976 + 174 = 39150
Step 226: 39150 + 174 = 39324
Step 227: 39324 + 174 = 39498
Step 228: 39498 + 174 = 39672
Step 229: 39672 + 174 = 39846
Step 230: 39846 + 174 = 40020
Step 231: 40020 + 174 = 40194
Step 232: 40194 + 174 = 40368
Step 233: 40368 + 174 = 40542
Step 234: 40542 + 174 = 40716
Step 235: 40716 + 174 = 40890
Step 236: 40890 + 174 = 41064
Step 237: 41064 + 174 = 41238
Step 238: 41238 + 174 = 41412
Step 239: 41412 + 174 = 41586
Step 240: 41586 + 174 = 41760
Step 241: 41760 + 174 = 41934
Step 242: 41934 + 174 = 42108
Step 243: 42108 + 174 = 42282
Step 244: 42282 + 174 = 42456
Step 245: 42456 + 174 = 42630
Step 246: 42630 + 174 = 42804
Step 247: 42804 + 174 = 42978
Step 248: 42978 + 174 = 43152
Step 249: 43152 + 174 = 43326
Step 250: 43326 + 174 = 43500
Step 251: 43500 + 174 = 43674
Step 252: 43674 + 174 = 43848
Step 253: 43848 + 174 = 44022
Step 254: 44022 + 174 = 44196
Step 255: 44196 + 174 = 44370
Step 256: 44370 + 174 = 44544
Step 257: 44544 + 174 = 44718
Step 258: 44718 + 174 = 44892
Step 259: 44892 + 174 = 45066
Step 260: 45066 + 174 = 45240
Step 261: 45240 + 174 = 45414
Step 262: 45414 + 174 = 45588
Step 263: 45588 + 174 = 45762
Step 264: 45762 + 174 = 45936
Step 265: 45936 + 174 = 46110
Step 266: 46110 + 174 = 46284
Step 267: 46284 + 174 = 46458
Step 268: 46458 + 174 = 46632
Step 269: 46632 + 174 = 46806
Step 270: 46806 + 174 = 46980
Step 271: 46980 + 174 = 47154
Step 272: 47154 + 174 = 47328
Step 273: 47328 + 174 = 47502
Step 274: 47502 + 174 = 47676
Step 275: 47676 + 174 = 47850
Step 276: 47850 + 174 = 48024
Step 277: 48024 + 174 = 48198
Step 278: 48198 + 174 = 48372
Step 279: 48372 + 174 = 48546
Step 280: 48546 + 174 = 48720
Step 281: 48720 + 174 = 48894
Step 282: 48894 + 174 = 49068
Step 283: 49068 + 174 = 49242
Step 284: 49242 + 174 = 49416
Step 285: 49416 + 174 = 49590
Step 286: 49590 + 174 = 49764
Step 287: 49764 + 174 = 49938
Step 288: 49938 + 174 = 50112
Step 289: 50112 + 174 = 50286
Step 290: 50286 + 174 = 50460
Step 291: 50460 + 174 = 50634
Step 292: 50634 + 174 = 50808
Step 293: 50808 + 174 = 50982
Step 294: 50982 + 174 = 51156
Step 295: 51156 + 174 = 51330
Step 296: 51330 + 174 = 51504
Step 297: 51504 + 174 = 51678
Step 298: 51678 + 174 = 51852
Step 299: 51852 + 174 = 52026
Step 300: 52026 + 174 = 52200
Step 301: 52200 + 174 = 52374
Step 302: 52374 + 174 = 52548
Step 303: 52548 + 174 = 52722
Step 304: 52722 + 174 = 52896
Step 305: 52896 + 174 = 53070
Step 306: 53070 + 174 = 53244
Step 307: 53244 + 174 = 53418
Step 308: 53418 + 174 = 53592
Step 309: 53592 + 174 = 53766
Step 310: 53766 + 174 = 53940
Step 311: 53940 + 174 = 54114
Step 312: 54114 + 174 = 54288
Step 313: 54288 + 174 = 54462
Step 314: 54462 + 174 = 54636
Step 315: 54636 + 174 = 54810
Step 316: 54810 + 174 = 54984
Step 317: 54984 + 174 = 55158
Step 318: 55158 + 174 = 55332
Step 319: 55332 + 174 = 55506
Step 320: 55506 + 174 = 55680
Step 321: 55680 + 174 = 55854
Step 322: 55854 + 174 = 56028
Step 323: 56028 + 174 = 56202
Step 324: 56202 + 174 = 56376
Step 325: 56376 + 174 = 56550
Step 326: 56550 + 174 = 56724
Step 327: 56724 + 174 = 56898
Step 328: 56898 + 174 = 57072
Step 329: 57072 + 174 = 57246
Step 330: 57246 + 174 = 57420
Step 331: 57420 + 174 = 57594
Step 332: 57594 + 174 = 57768
Step 333: 57768 + 174 = 57942
Step 334: 57942 + 174 = 58116
Step 335: 58116 + 174 = 58290
Step 336: 58290 + 174 = 58464
Step 337: 58464 + 174 = 58638
Step 338: 58638 + 174 = 58812
Step 339: 58812 + 174 = 58986
Step 340: 58986 + 174 = 59160
Step 341: 59160 + 174 = 59334
Step 342: 59334 + 174 = 59508
Step 343: 59508 + 174 = 59682
Step 344: 59682 + 174 = 59856
Step 345: 59856 + 174 = 60030
Step 346: 60030 + 174 = 60204
Step 347: 60204 + 174 = 60378
Step 348: 60378 + 174 = 60552
Step 349: 60552 + 174 = 60726
Step 350: 60726 + 174 = 60900
Step 351: 60900 + 174 = 61074
Step 352: 61074 + 174 = 61248
Step 353: 61248 + 174 = 61422
Step 354: 61422 + 174 = 61596
Step 355: 61596 + 174 = 61770
Step 356: 61770 + 174 = 61944
Step 357: 61944 + 174 = 62118
Step 358: 62118 + 174 = 62292
Step 359: 62292 + 174 = 62466
Step 360: 62466 + 174 = 62640
Step 361: 62640 + 174 = 62814
Step 362: 62814 + 174 = 62988
Step 363: 62988 + 174 = 63162
Step 364: 63162 + 174 = 63336
Step 365: 63336 + 174 = 63510
Step 366: 63510 + 174 = 63684
Step 367: 63684 + 174 = 63858
Step 368: 63858 + 174 = 64032
Step 369: 64032 + 174 = 64206
Step 370: 64206 + 174 = 64380
Step 371: 64380 + 174 = 64554
Step 372: 64554 + 174 = 64728
Step 373: 64728 + 174 = 64902
Step 374: 64902 + 174 = 65076
Step 375: 65076 + 174 = 65250
Step 376: 65250 + 174 = 65424
Step 377: 65424 + 174 = 65598
Step 378: 65598 + 174 = 65772

So, 174*378 = 65772