Alright, let's solve this math problem step by step. First, we have the number 173. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 378. So, we're going to take the number 173 and add it to itself 378 times.
Step 1: 0 + 173 = 173
Step 2: 173 + 173 = 346
Step 3: 346 + 173 = 519
Step 4: 519 + 173 = 692
Step 5: 692 + 173 = 865
Step 6: 865 + 173 = 1038
Step 7: 1038 + 173 = 1211
Step 8: 1211 + 173 = 1384
Step 9: 1384 + 173 = 1557
Step 10: 1557 + 173 = 1730
Step 11: 1730 + 173 = 1903
Step 12: 1903 + 173 = 2076
Step 13: 2076 + 173 = 2249
Step 14: 2249 + 173 = 2422
Step 15: 2422 + 173 = 2595
Step 16: 2595 + 173 = 2768
Step 17: 2768 + 173 = 2941
Step 18: 2941 + 173 = 3114
Step 19: 3114 + 173 = 3287
Step 20: 3287 + 173 = 3460
Step 21: 3460 + 173 = 3633
Step 22: 3633 + 173 = 3806
Step 23: 3806 + 173 = 3979
Step 24: 3979 + 173 = 4152
Step 25: 4152 + 173 = 4325
Step 26: 4325 + 173 = 4498
Step 27: 4498 + 173 = 4671
Step 28: 4671 + 173 = 4844
Step 29: 4844 + 173 = 5017
Step 30: 5017 + 173 = 5190
Step 31: 5190 + 173 = 5363
Step 32: 5363 + 173 = 5536
Step 33: 5536 + 173 = 5709
Step 34: 5709 + 173 = 5882
Step 35: 5882 + 173 = 6055
Step 36: 6055 + 173 = 6228
Step 37: 6228 + 173 = 6401
Step 38: 6401 + 173 = 6574
Step 39: 6574 + 173 = 6747
Step 40: 6747 + 173 = 6920
Step 41: 6920 + 173 = 7093
Step 42: 7093 + 173 = 7266
Step 43: 7266 + 173 = 7439
Step 44: 7439 + 173 = 7612
Step 45: 7612 + 173 = 7785
Step 46: 7785 + 173 = 7958
Step 47: 7958 + 173 = 8131
Step 48: 8131 + 173 = 8304
Step 49: 8304 + 173 = 8477
Step 50: 8477 + 173 = 8650
Step 51: 8650 + 173 = 8823
Step 52: 8823 + 173 = 8996
Step 53: 8996 + 173 = 9169
Step 54: 9169 + 173 = 9342
Step 55: 9342 + 173 = 9515
Step 56: 9515 + 173 = 9688
Step 57: 9688 + 173 = 9861
Step 58: 9861 + 173 = 10034
Step 59: 10034 + 173 = 10207
Step 60: 10207 + 173 = 10380
Step 61: 10380 + 173 = 10553
Step 62: 10553 + 173 = 10726
Step 63: 10726 + 173 = 10899
Step 64: 10899 + 173 = 11072
Step 65: 11072 + 173 = 11245
Step 66: 11245 + 173 = 11418
Step 67: 11418 + 173 = 11591
Step 68: 11591 + 173 = 11764
Step 69: 11764 + 173 = 11937
Step 70: 11937 + 173 = 12110
Step 71: 12110 + 173 = 12283
Step 72: 12283 + 173 = 12456
Step 73: 12456 + 173 = 12629
Step 74: 12629 + 173 = 12802
Step 75: 12802 + 173 = 12975
Step 76: 12975 + 173 = 13148
Step 77: 13148 + 173 = 13321
Step 78: 13321 + 173 = 13494
Step 79: 13494 + 173 = 13667
Step 80: 13667 + 173 = 13840
Step 81: 13840 + 173 = 14013
Step 82: 14013 + 173 = 14186
Step 83: 14186 + 173 = 14359
Step 84: 14359 + 173 = 14532
Step 85: 14532 + 173 = 14705
Step 86: 14705 + 173 = 14878
Step 87: 14878 + 173 = 15051
Step 88: 15051 + 173 = 15224
Step 89: 15224 + 173 = 15397
Step 90: 15397 + 173 = 15570
Step 91: 15570 + 173 = 15743
Step 92: 15743 + 173 = 15916
Step 93: 15916 + 173 = 16089
Step 94: 16089 + 173 = 16262
Step 95: 16262 + 173 = 16435
Step 96: 16435 + 173 = 16608
Step 97: 16608 + 173 = 16781
Step 98: 16781 + 173 = 16954
Step 99: 16954 + 173 = 17127
Step 100: 17127 + 173 = 17300
Step 101: 17300 + 173 = 17473
Step 102: 17473 + 173 = 17646
Step 103: 17646 + 173 = 17819
Step 104: 17819 + 173 = 17992
Step 105: 17992 + 173 = 18165
Step 106: 18165 + 173 = 18338
Step 107: 18338 + 173 = 18511
Step 108: 18511 + 173 = 18684
Step 109: 18684 + 173 = 18857
Step 110: 18857 + 173 = 19030
Step 111: 19030 + 173 = 19203
Step 112: 19203 + 173 = 19376
Step 113: 19376 + 173 = 19549
Step 114: 19549 + 173 = 19722
Step 115: 19722 + 173 = 19895
Step 116: 19895 + 173 = 20068
Step 117: 20068 + 173 = 20241
Step 118: 20241 + 173 = 20414
Step 119: 20414 + 173 = 20587
Step 120: 20587 + 173 = 20760
Step 121: 20760 + 173 = 20933
Step 122: 20933 + 173 = 21106
Step 123: 21106 + 173 = 21279
Step 124: 21279 + 173 = 21452
Step 125: 21452 + 173 = 21625
Step 126: 21625 + 173 = 21798
Step 127: 21798 + 173 = 21971
Step 128: 21971 + 173 = 22144
Step 129: 22144 + 173 = 22317
Step 130: 22317 + 173 = 22490
Step 131: 22490 + 173 = 22663
Step 132: 22663 + 173 = 22836
Step 133: 22836 + 173 = 23009
Step 134: 23009 + 173 = 23182
Step 135: 23182 + 173 = 23355
Step 136: 23355 + 173 = 23528
Step 137: 23528 + 173 = 23701
Step 138: 23701 + 173 = 23874
Step 139: 23874 + 173 = 24047
Step 140: 24047 + 173 = 24220
Step 141: 24220 + 173 = 24393
Step 142: 24393 + 173 = 24566
Step 143: 24566 + 173 = 24739
Step 144: 24739 + 173 = 24912
Step 145: 24912 + 173 = 25085
Step 146: 25085 + 173 = 25258
Step 147: 25258 + 173 = 25431
Step 148: 25431 + 173 = 25604
Step 149: 25604 + 173 = 25777
Step 150: 25777 + 173 = 25950
Step 151: 25950 + 173 = 26123
Step 152: 26123 + 173 = 26296
Step 153: 26296 + 173 = 26469
Step 154: 26469 + 173 = 26642
Step 155: 26642 + 173 = 26815
Step 156: 26815 + 173 = 26988
Step 157: 26988 + 173 = 27161
Step 158: 27161 + 173 = 27334
Step 159: 27334 + 173 = 27507
Step 160: 27507 + 173 = 27680
Step 161: 27680 + 173 = 27853
Step 162: 27853 + 173 = 28026
Step 163: 28026 + 173 = 28199
Step 164: 28199 + 173 = 28372
Step 165: 28372 + 173 = 28545
Step 166: 28545 + 173 = 28718
Step 167: 28718 + 173 = 28891
Step 168: 28891 + 173 = 29064
Step 169: 29064 + 173 = 29237
Step 170: 29237 + 173 = 29410
Step 171: 29410 + 173 = 29583
Step 172: 29583 + 173 = 29756
Step 173: 29756 + 173 = 29929
Step 174: 29929 + 173 = 30102
Step 175: 30102 + 173 = 30275
Step 176: 30275 + 173 = 30448
Step 177: 30448 + 173 = 30621
Step 178: 30621 + 173 = 30794
Step 179: 30794 + 173 = 30967
Step 180: 30967 + 173 = 31140
Step 181: 31140 + 173 = 31313
Step 182: 31313 + 173 = 31486
Step 183: 31486 + 173 = 31659
Step 184: 31659 + 173 = 31832
Step 185: 31832 + 173 = 32005
Step 186: 32005 + 173 = 32178
Step 187: 32178 + 173 = 32351
Step 188: 32351 + 173 = 32524
Step 189: 32524 + 173 = 32697
Step 190: 32697 + 173 = 32870
Step 191: 32870 + 173 = 33043
Step 192: 33043 + 173 = 33216
Step 193: 33216 + 173 = 33389
Step 194: 33389 + 173 = 33562
Step 195: 33562 + 173 = 33735
Step 196: 33735 + 173 = 33908
Step 197: 33908 + 173 = 34081
Step 198: 34081 + 173 = 34254
Step 199: 34254 + 173 = 34427
Step 200: 34427 + 173 = 34600
Step 201: 34600 + 173 = 34773
Step 202: 34773 + 173 = 34946
Step 203: 34946 + 173 = 35119
Step 204: 35119 + 173 = 35292
Step 205: 35292 + 173 = 35465
Step 206: 35465 + 173 = 35638
Step 207: 35638 + 173 = 35811
Step 208: 35811 + 173 = 35984
Step 209: 35984 + 173 = 36157
Step 210: 36157 + 173 = 36330
Step 211: 36330 + 173 = 36503
Step 212: 36503 + 173 = 36676
Step 213: 36676 + 173 = 36849
Step 214: 36849 + 173 = 37022
Step 215: 37022 + 173 = 37195
Step 216: 37195 + 173 = 37368
Step 217: 37368 + 173 = 37541
Step 218: 37541 + 173 = 37714
Step 219: 37714 + 173 = 37887
Step 220: 37887 + 173 = 38060
Step 221: 38060 + 173 = 38233
Step 222: 38233 + 173 = 38406
Step 223: 38406 + 173 = 38579
Step 224: 38579 + 173 = 38752
Step 225: 38752 + 173 = 38925
Step 226: 38925 + 173 = 39098
Step 227: 39098 + 173 = 39271
Step 228: 39271 + 173 = 39444
Step 229: 39444 + 173 = 39617
Step 230: 39617 + 173 = 39790
Step 231: 39790 + 173 = 39963
Step 232: 39963 + 173 = 40136
Step 233: 40136 + 173 = 40309
Step 234: 40309 + 173 = 40482
Step 235: 40482 + 173 = 40655
Step 236: 40655 + 173 = 40828
Step 237: 40828 + 173 = 41001
Step 238: 41001 + 173 = 41174
Step 239: 41174 + 173 = 41347
Step 240: 41347 + 173 = 41520
Step 241: 41520 + 173 = 41693
Step 242: 41693 + 173 = 41866
Step 243: 41866 + 173 = 42039
Step 244: 42039 + 173 = 42212
Step 245: 42212 + 173 = 42385
Step 246: 42385 + 173 = 42558
Step 247: 42558 + 173 = 42731
Step 248: 42731 + 173 = 42904
Step 249: 42904 + 173 = 43077
Step 250: 43077 + 173 = 43250
Step 251: 43250 + 173 = 43423
Step 252: 43423 + 173 = 43596
Step 253: 43596 + 173 = 43769
Step 254: 43769 + 173 = 43942
Step 255: 43942 + 173 = 44115
Step 256: 44115 + 173 = 44288
Step 257: 44288 + 173 = 44461
Step 258: 44461 + 173 = 44634
Step 259: 44634 + 173 = 44807
Step 260: 44807 + 173 = 44980
Step 261: 44980 + 173 = 45153
Step 262: 45153 + 173 = 45326
Step 263: 45326 + 173 = 45499
Step 264: 45499 + 173 = 45672
Step 265: 45672 + 173 = 45845
Step 266: 45845 + 173 = 46018
Step 267: 46018 + 173 = 46191
Step 268: 46191 + 173 = 46364
Step 269: 46364 + 173 = 46537
Step 270: 46537 + 173 = 46710
Step 271: 46710 + 173 = 46883
Step 272: 46883 + 173 = 47056
Step 273: 47056 + 173 = 47229
Step 274: 47229 + 173 = 47402
Step 275: 47402 + 173 = 47575
Step 276: 47575 + 173 = 47748
Step 277: 47748 + 173 = 47921
Step 278: 47921 + 173 = 48094
Step 279: 48094 + 173 = 48267
Step 280: 48267 + 173 = 48440
Step 281: 48440 + 173 = 48613
Step 282: 48613 + 173 = 48786
Step 283: 48786 + 173 = 48959
Step 284: 48959 + 173 = 49132
Step 285: 49132 + 173 = 49305
Step 286: 49305 + 173 = 49478
Step 287: 49478 + 173 = 49651
Step 288: 49651 + 173 = 49824
Step 289: 49824 + 173 = 49997
Step 290: 49997 + 173 = 50170
Step 291: 50170 + 173 = 50343
Step 292: 50343 + 173 = 50516
Step 293: 50516 + 173 = 50689
Step 294: 50689 + 173 = 50862
Step 295: 50862 + 173 = 51035
Step 296: 51035 + 173 = 51208
Step 297: 51208 + 173 = 51381
Step 298: 51381 + 173 = 51554
Step 299: 51554 + 173 = 51727
Step 300: 51727 + 173 = 51900
Step 301: 51900 + 173 = 52073
Step 302: 52073 + 173 = 52246
Step 303: 52246 + 173 = 52419
Step 304: 52419 + 173 = 52592
Step 305: 52592 + 173 = 52765
Step 306: 52765 + 173 = 52938
Step 307: 52938 + 173 = 53111
Step 308: 53111 + 173 = 53284
Step 309: 53284 + 173 = 53457
Step 310: 53457 + 173 = 53630
Step 311: 53630 + 173 = 53803
Step 312: 53803 + 173 = 53976
Step 313: 53976 + 173 = 54149
Step 314: 54149 + 173 = 54322
Step 315: 54322 + 173 = 54495
Step 316: 54495 + 173 = 54668
Step 317: 54668 + 173 = 54841
Step 318: 54841 + 173 = 55014
Step 319: 55014 + 173 = 55187
Step 320: 55187 + 173 = 55360
Step 321: 55360 + 173 = 55533
Step 322: 55533 + 173 = 55706
Step 323: 55706 + 173 = 55879
Step 324: 55879 + 173 = 56052
Step 325: 56052 + 173 = 56225
Step 326: 56225 + 173 = 56398
Step 327: 56398 + 173 = 56571
Step 328: 56571 + 173 = 56744
Step 329: 56744 + 173 = 56917
Step 330: 56917 + 173 = 57090
Step 331: 57090 + 173 = 57263
Step 332: 57263 + 173 = 57436
Step 333: 57436 + 173 = 57609
Step 334: 57609 + 173 = 57782
Step 335: 57782 + 173 = 57955
Step 336: 57955 + 173 = 58128
Step 337: 58128 + 173 = 58301
Step 338: 58301 + 173 = 58474
Step 339: 58474 + 173 = 58647
Step 340: 58647 + 173 = 58820
Step 341: 58820 + 173 = 58993
Step 342: 58993 + 173 = 59166
Step 343: 59166 + 173 = 59339
Step 344: 59339 + 173 = 59512
Step 345: 59512 + 173 = 59685
Step 346: 59685 + 173 = 59858
Step 347: 59858 + 173 = 60031
Step 348: 60031 + 173 = 60204
Step 349: 60204 + 173 = 60377
Step 350: 60377 + 173 = 60550
Step 351: 60550 + 173 = 60723
Step 352: 60723 + 173 = 60896
Step 353: 60896 + 173 = 61069
Step 354: 61069 + 173 = 61242
Step 355: 61242 + 173 = 61415
Step 356: 61415 + 173 = 61588
Step 357: 61588 + 173 = 61761
Step 358: 61761 + 173 = 61934
Step 359: 61934 + 173 = 62107
Step 360: 62107 + 173 = 62280
Step 361: 62280 + 173 = 62453
Step 362: 62453 + 173 = 62626
Step 363: 62626 + 173 = 62799
Step 364: 62799 + 173 = 62972
Step 365: 62972 + 173 = 63145
Step 366: 63145 + 173 = 63318
Step 367: 63318 + 173 = 63491
Step 368: 63491 + 173 = 63664
Step 369: 63664 + 173 = 63837
Step 370: 63837 + 173 = 64010
Step 371: 64010 + 173 = 64183
Step 372: 64183 + 173 = 64356
Step 373: 64356 + 173 = 64529
Step 374: 64529 + 173 = 64702
Step 375: 64702 + 173 = 64875
Step 376: 64875 + 173 = 65048
Step 377: 65048 + 173 = 65221
Step 378: 65221 + 173 = 65394

So, 173*378 = 65394