Let's get this math done. We have 546 and we're going to multiply it by 378. This is the same as taking 546 and adding it to itself 378 times.
Step 1: 0 + 546 = 546
Step 2: 546 + 546 = 1092
Step 3: 1092 + 546 = 1638
Step 4: 1638 + 546 = 2184
Step 5: 2184 + 546 = 2730
Step 6: 2730 + 546 = 3276
Step 7: 3276 + 546 = 3822
Step 8: 3822 + 546 = 4368
Step 9: 4368 + 546 = 4914
Step 10: 4914 + 546 = 5460
Step 11: 5460 + 546 = 6006
Step 12: 6006 + 546 = 6552
Step 13: 6552 + 546 = 7098
Step 14: 7098 + 546 = 7644
Step 15: 7644 + 546 = 8190
Step 16: 8190 + 546 = 8736
Step 17: 8736 + 546 = 9282
Step 18: 9282 + 546 = 9828
Step 19: 9828 + 546 = 10374
Step 20: 10374 + 546 = 10920
Step 21: 10920 + 546 = 11466
Step 22: 11466 + 546 = 12012
Step 23: 12012 + 546 = 12558
Step 24: 12558 + 546 = 13104
Step 25: 13104 + 546 = 13650
Step 26: 13650 + 546 = 14196
Step 27: 14196 + 546 = 14742
Step 28: 14742 + 546 = 15288
Step 29: 15288 + 546 = 15834
Step 30: 15834 + 546 = 16380
Step 31: 16380 + 546 = 16926
Step 32: 16926 + 546 = 17472
Step 33: 17472 + 546 = 18018
Step 34: 18018 + 546 = 18564
Step 35: 18564 + 546 = 19110
Step 36: 19110 + 546 = 19656
Step 37: 19656 + 546 = 20202
Step 38: 20202 + 546 = 20748
Step 39: 20748 + 546 = 21294
Step 40: 21294 + 546 = 21840
Step 41: 21840 + 546 = 22386
Step 42: 22386 + 546 = 22932
Step 43: 22932 + 546 = 23478
Step 44: 23478 + 546 = 24024
Step 45: 24024 + 546 = 24570
Step 46: 24570 + 546 = 25116
Step 47: 25116 + 546 = 25662
Step 48: 25662 + 546 = 26208
Step 49: 26208 + 546 = 26754
Step 50: 26754 + 546 = 27300
Step 51: 27300 + 546 = 27846
Step 52: 27846 + 546 = 28392
Step 53: 28392 + 546 = 28938
Step 54: 28938 + 546 = 29484
Step 55: 29484 + 546 = 30030
Step 56: 30030 + 546 = 30576
Step 57: 30576 + 546 = 31122
Step 58: 31122 + 546 = 31668
Step 59: 31668 + 546 = 32214
Step 60: 32214 + 546 = 32760
Step 61: 32760 + 546 = 33306
Step 62: 33306 + 546 = 33852
Step 63: 33852 + 546 = 34398
Step 64: 34398 + 546 = 34944
Step 65: 34944 + 546 = 35490
Step 66: 35490 + 546 = 36036
Step 67: 36036 + 546 = 36582
Step 68: 36582 + 546 = 37128
Step 69: 37128 + 546 = 37674
Step 70: 37674 + 546 = 38220
Step 71: 38220 + 546 = 38766
Step 72: 38766 + 546 = 39312
Step 73: 39312 + 546 = 39858
Step 74: 39858 + 546 = 40404
Step 75: 40404 + 546 = 40950
Step 76: 40950 + 546 = 41496
Step 77: 41496 + 546 = 42042
Step 78: 42042 + 546 = 42588
Step 79: 42588 + 546 = 43134
Step 80: 43134 + 546 = 43680
Step 81: 43680 + 546 = 44226
Step 82: 44226 + 546 = 44772
Step 83: 44772 + 546 = 45318
Step 84: 45318 + 546 = 45864
Step 85: 45864 + 546 = 46410
Step 86: 46410 + 546 = 46956
Step 87: 46956 + 546 = 47502
Step 88: 47502 + 546 = 48048
Step 89: 48048 + 546 = 48594
Step 90: 48594 + 546 = 49140
Step 91: 49140 + 546 = 49686
Step 92: 49686 + 546 = 50232
Step 93: 50232 + 546 = 50778
Step 94: 50778 + 546 = 51324
Step 95: 51324 + 546 = 51870
Step 96: 51870 + 546 = 52416
Step 97: 52416 + 546 = 52962
Step 98: 52962 + 546 = 53508
Step 99: 53508 + 546 = 54054
Step 100: 54054 + 546 = 54600
Step 101: 54600 + 546 = 55146
Step 102: 55146 + 546 = 55692
Step 103: 55692 + 546 = 56238
Step 104: 56238 + 546 = 56784
Step 105: 56784 + 546 = 57330
Step 106: 57330 + 546 = 57876
Step 107: 57876 + 546 = 58422
Step 108: 58422 + 546 = 58968
Step 109: 58968 + 546 = 59514
Step 110: 59514 + 546 = 60060
Step 111: 60060 + 546 = 60606
Step 112: 60606 + 546 = 61152
Step 113: 61152 + 546 = 61698
Step 114: 61698 + 546 = 62244
Step 115: 62244 + 546 = 62790
Step 116: 62790 + 546 = 63336
Step 117: 63336 + 546 = 63882
Step 118: 63882 + 546 = 64428
Step 119: 64428 + 546 = 64974
Step 120: 64974 + 546 = 65520
Step 121: 65520 + 546 = 66066
Step 122: 66066 + 546 = 66612
Step 123: 66612 + 546 = 67158
Step 124: 67158 + 546 = 67704
Step 125: 67704 + 546 = 68250
Step 126: 68250 + 546 = 68796
Step 127: 68796 + 546 = 69342
Step 128: 69342 + 546 = 69888
Step 129: 69888 + 546 = 70434
Step 130: 70434 + 546 = 70980
Step 131: 70980 + 546 = 71526
Step 132: 71526 + 546 = 72072
Step 133: 72072 + 546 = 72618
Step 134: 72618 + 546 = 73164
Step 135: 73164 + 546 = 73710
Step 136: 73710 + 546 = 74256
Step 137: 74256 + 546 = 74802
Step 138: 74802 + 546 = 75348
Step 139: 75348 + 546 = 75894
Step 140: 75894 + 546 = 76440
Step 141: 76440 + 546 = 76986
Step 142: 76986 + 546 = 77532
Step 143: 77532 + 546 = 78078
Step 144: 78078 + 546 = 78624
Step 145: 78624 + 546 = 79170
Step 146: 79170 + 546 = 79716
Step 147: 79716 + 546 = 80262
Step 148: 80262 + 546 = 80808
Step 149: 80808 + 546 = 81354
Step 150: 81354 + 546 = 81900
Step 151: 81900 + 546 = 82446
Step 152: 82446 + 546 = 82992
Step 153: 82992 + 546 = 83538
Step 154: 83538 + 546 = 84084
Step 155: 84084 + 546 = 84630
Step 156: 84630 + 546 = 85176
Step 157: 85176 + 546 = 85722
Step 158: 85722 + 546 = 86268
Step 159: 86268 + 546 = 86814
Step 160: 86814 + 546 = 87360
Step 161: 87360 + 546 = 87906
Step 162: 87906 + 546 = 88452
Step 163: 88452 + 546 = 88998
Step 164: 88998 + 546 = 89544
Step 165: 89544 + 546 = 90090
Step 166: 90090 + 546 = 90636
Step 167: 90636 + 546 = 91182
Step 168: 91182 + 546 = 91728
Step 169: 91728 + 546 = 92274
Step 170: 92274 + 546 = 92820
Step 171: 92820 + 546 = 93366
Step 172: 93366 + 546 = 93912
Step 173: 93912 + 546 = 94458
Step 174: 94458 + 546 = 95004
Step 175: 95004 + 546 = 95550
Step 176: 95550 + 546 = 96096
Step 177: 96096 + 546 = 96642
Step 178: 96642 + 546 = 97188
Step 179: 97188 + 546 = 97734
Step 180: 97734 + 546 = 98280
Step 181: 98280 + 546 = 98826
Step 182: 98826 + 546 = 99372
Step 183: 99372 + 546 = 99918
Step 184: 99918 + 546 = 100464
Step 185: 100464 + 546 = 101010
Step 186: 101010 + 546 = 101556
Step 187: 101556 + 546 = 102102
Step 188: 102102 + 546 = 102648
Step 189: 102648 + 546 = 103194
Step 190: 103194 + 546 = 103740
Step 191: 103740 + 546 = 104286
Step 192: 104286 + 546 = 104832
Step 193: 104832 + 546 = 105378
Step 194: 105378 + 546 = 105924
Step 195: 105924 + 546 = 106470
Step 196: 106470 + 546 = 107016
Step 197: 107016 + 546 = 107562
Step 198: 107562 + 546 = 108108
Step 199: 108108 + 546 = 108654
Step 200: 108654 + 546 = 109200
Step 201: 109200 + 546 = 109746
Step 202: 109746 + 546 = 110292
Step 203: 110292 + 546 = 110838
Step 204: 110838 + 546 = 111384
Step 205: 111384 + 546 = 111930
Step 206: 111930 + 546 = 112476
Step 207: 112476 + 546 = 113022
Step 208: 113022 + 546 = 113568
Step 209: 113568 + 546 = 114114
Step 210: 114114 + 546 = 114660
Step 211: 114660 + 546 = 115206
Step 212: 115206 + 546 = 115752
Step 213: 115752 + 546 = 116298
Step 214: 116298 + 546 = 116844
Step 215: 116844 + 546 = 117390
Step 216: 117390 + 546 = 117936
Step 217: 117936 + 546 = 118482
Step 218: 118482 + 546 = 119028
Step 219: 119028 + 546 = 119574
Step 220: 119574 + 546 = 120120
Step 221: 120120 + 546 = 120666
Step 222: 120666 + 546 = 121212
Step 223: 121212 + 546 = 121758
Step 224: 121758 + 546 = 122304
Step 225: 122304 + 546 = 122850
Step 226: 122850 + 546 = 123396
Step 227: 123396 + 546 = 123942
Step 228: 123942 + 546 = 124488
Step 229: 124488 + 546 = 125034
Step 230: 125034 + 546 = 125580
Step 231: 125580 + 546 = 126126
Step 232: 126126 + 546 = 126672
Step 233: 126672 + 546 = 127218
Step 234: 127218 + 546 = 127764
Step 235: 127764 + 546 = 128310
Step 236: 128310 + 546 = 128856
Step 237: 128856 + 546 = 129402
Step 238: 129402 + 546 = 129948
Step 239: 129948 + 546 = 130494
Step 240: 130494 + 546 = 131040
Step 241: 131040 + 546 = 131586
Step 242: 131586 + 546 = 132132
Step 243: 132132 + 546 = 132678
Step 244: 132678 + 546 = 133224
Step 245: 133224 + 546 = 133770
Step 246: 133770 + 546 = 134316
Step 247: 134316 + 546 = 134862
Step 248: 134862 + 546 = 135408
Step 249: 135408 + 546 = 135954
Step 250: 135954 + 546 = 136500
Step 251: 136500 + 546 = 137046
Step 252: 137046 + 546 = 137592
Step 253: 137592 + 546 = 138138
Step 254: 138138 + 546 = 138684
Step 255: 138684 + 546 = 139230
Step 256: 139230 + 546 = 139776
Step 257: 139776 + 546 = 140322
Step 258: 140322 + 546 = 140868
Step 259: 140868 + 546 = 141414
Step 260: 141414 + 546 = 141960
Step 261: 141960 + 546 = 142506
Step 262: 142506 + 546 = 143052
Step 263: 143052 + 546 = 143598
Step 264: 143598 + 546 = 144144
Step 265: 144144 + 546 = 144690
Step 266: 144690 + 546 = 145236
Step 267: 145236 + 546 = 145782
Step 268: 145782 + 546 = 146328
Step 269: 146328 + 546 = 146874
Step 270: 146874 + 546 = 147420
Step 271: 147420 + 546 = 147966
Step 272: 147966 + 546 = 148512
Step 273: 148512 + 546 = 149058
Step 274: 149058 + 546 = 149604
Step 275: 149604 + 546 = 150150
Step 276: 150150 + 546 = 150696
Step 277: 150696 + 546 = 151242
Step 278: 151242 + 546 = 151788
Step 279: 151788 + 546 = 152334
Step 280: 152334 + 546 = 152880
Step 281: 152880 + 546 = 153426
Step 282: 153426 + 546 = 153972
Step 283: 153972 + 546 = 154518
Step 284: 154518 + 546 = 155064
Step 285: 155064 + 546 = 155610
Step 286: 155610 + 546 = 156156
Step 287: 156156 + 546 = 156702
Step 288: 156702 + 546 = 157248
Step 289: 157248 + 546 = 157794
Step 290: 157794 + 546 = 158340
Step 291: 158340 + 546 = 158886
Step 292: 158886 + 546 = 159432
Step 293: 159432 + 546 = 159978
Step 294: 159978 + 546 = 160524
Step 295: 160524 + 546 = 161070
Step 296: 161070 + 546 = 161616
Step 297: 161616 + 546 = 162162
Step 298: 162162 + 546 = 162708
Step 299: 162708 + 546 = 163254
Step 300: 163254 + 546 = 163800
Step 301: 163800 + 546 = 164346
Step 302: 164346 + 546 = 164892
Step 303: 164892 + 546 = 165438
Step 304: 165438 + 546 = 165984
Step 305: 165984 + 546 = 166530
Step 306: 166530 + 546 = 167076
Step 307: 167076 + 546 = 167622
Step 308: 167622 + 546 = 168168
Step 309: 168168 + 546 = 168714
Step 310: 168714 + 546 = 169260
Step 311: 169260 + 546 = 169806
Step 312: 169806 + 546 = 170352
Step 313: 170352 + 546 = 170898
Step 314: 170898 + 546 = 171444
Step 315: 171444 + 546 = 171990
Step 316: 171990 + 546 = 172536
Step 317: 172536 + 546 = 173082
Step 318: 173082 + 546 = 173628
Step 319: 173628 + 546 = 174174
Step 320: 174174 + 546 = 174720
Step 321: 174720 + 546 = 175266
Step 322: 175266 + 546 = 175812
Step 323: 175812 + 546 = 176358
Step 324: 176358 + 546 = 176904
Step 325: 176904 + 546 = 177450
Step 326: 177450 + 546 = 177996
Step 327: 177996 + 546 = 178542
Step 328: 178542 + 546 = 179088
Step 329: 179088 + 546 = 179634
Step 330: 179634 + 546 = 180180
Step 331: 180180 + 546 = 180726
Step 332: 180726 + 546 = 181272
Step 333: 181272 + 546 = 181818
Step 334: 181818 + 546 = 182364
Step 335: 182364 + 546 = 182910
Step 336: 182910 + 546 = 183456
Step 337: 183456 + 546 = 184002
Step 338: 184002 + 546 = 184548
Step 339: 184548 + 546 = 185094
Step 340: 185094 + 546 = 185640
Step 341: 185640 + 546 = 186186
Step 342: 186186 + 546 = 186732
Step 343: 186732 + 546 = 187278
Step 344: 187278 + 546 = 187824
Step 345: 187824 + 546 = 188370
Step 346: 188370 + 546 = 188916
Step 347: 188916 + 546 = 189462
Step 348: 189462 + 546 = 190008
Step 349: 190008 + 546 = 190554
Step 350: 190554 + 546 = 191100
Step 351: 191100 + 546 = 191646
Step 352: 191646 + 546 = 192192
Step 353: 192192 + 546 = 192738
Step 354: 192738 + 546 = 193284
Step 355: 193284 + 546 = 193830
Step 356: 193830 + 546 = 194376
Step 357: 194376 + 546 = 194922
Step 358: 194922 + 546 = 195468
Step 359: 195468 + 546 = 196014
Step 360: 196014 + 546 = 196560
Step 361: 196560 + 546 = 197106
Step 362: 197106 + 546 = 197652
Step 363: 197652 + 546 = 198198
Step 364: 198198 + 546 = 198744
Step 365: 198744 + 546 = 199290
Step 366: 199290 + 546 = 199836
Step 367: 199836 + 546 = 200382
Step 368: 200382 + 546 = 200928
Step 369: 200928 + 546 = 201474
Step 370: 201474 + 546 = 202020
Step 371: 202020 + 546 = 202566
Step 372: 202566 + 546 = 203112
Step 373: 203112 + 546 = 203658
Step 374: 203658 + 546 = 204204
Step 375: 204204 + 546 = 204750
Step 376: 204750 + 546 = 205296
Step 377: 205296 + 546 = 205842
Step 378: 205842 + 546 = 206388

So, 546*378 = 206388