Alright, let's solve this math problem step by step. First, we have the number 378. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 364. So, we're going to take the number 378 and add it to itself 364 times.
Step 1: 0 + 378 = 378
Step 2: 378 + 378 = 756
Step 3: 756 + 378 = 1134
Step 4: 1134 + 378 = 1512
Step 5: 1512 + 378 = 1890
Step 6: 1890 + 378 = 2268
Step 7: 2268 + 378 = 2646
Step 8: 2646 + 378 = 3024
Step 9: 3024 + 378 = 3402
Step 10: 3402 + 378 = 3780
Step 11: 3780 + 378 = 4158
Step 12: 4158 + 378 = 4536
Step 13: 4536 + 378 = 4914
Step 14: 4914 + 378 = 5292
Step 15: 5292 + 378 = 5670
Step 16: 5670 + 378 = 6048
Step 17: 6048 + 378 = 6426
Step 18: 6426 + 378 = 6804
Step 19: 6804 + 378 = 7182
Step 20: 7182 + 378 = 7560
Step 21: 7560 + 378 = 7938
Step 22: 7938 + 378 = 8316
Step 23: 8316 + 378 = 8694
Step 24: 8694 + 378 = 9072
Step 25: 9072 + 378 = 9450
Step 26: 9450 + 378 = 9828
Step 27: 9828 + 378 = 10206
Step 28: 10206 + 378 = 10584
Step 29: 10584 + 378 = 10962
Step 30: 10962 + 378 = 11340
Step 31: 11340 + 378 = 11718
Step 32: 11718 + 378 = 12096
Step 33: 12096 + 378 = 12474
Step 34: 12474 + 378 = 12852
Step 35: 12852 + 378 = 13230
Step 36: 13230 + 378 = 13608
Step 37: 13608 + 378 = 13986
Step 38: 13986 + 378 = 14364
Step 39: 14364 + 378 = 14742
Step 40: 14742 + 378 = 15120
Step 41: 15120 + 378 = 15498
Step 42: 15498 + 378 = 15876
Step 43: 15876 + 378 = 16254
Step 44: 16254 + 378 = 16632
Step 45: 16632 + 378 = 17010
Step 46: 17010 + 378 = 17388
Step 47: 17388 + 378 = 17766
Step 48: 17766 + 378 = 18144
Step 49: 18144 + 378 = 18522
Step 50: 18522 + 378 = 18900
Step 51: 18900 + 378 = 19278
Step 52: 19278 + 378 = 19656
Step 53: 19656 + 378 = 20034
Step 54: 20034 + 378 = 20412
Step 55: 20412 + 378 = 20790
Step 56: 20790 + 378 = 21168
Step 57: 21168 + 378 = 21546
Step 58: 21546 + 378 = 21924
Step 59: 21924 + 378 = 22302
Step 60: 22302 + 378 = 22680
Step 61: 22680 + 378 = 23058
Step 62: 23058 + 378 = 23436
Step 63: 23436 + 378 = 23814
Step 64: 23814 + 378 = 24192
Step 65: 24192 + 378 = 24570
Step 66: 24570 + 378 = 24948
Step 67: 24948 + 378 = 25326
Step 68: 25326 + 378 = 25704
Step 69: 25704 + 378 = 26082
Step 70: 26082 + 378 = 26460
Step 71: 26460 + 378 = 26838
Step 72: 26838 + 378 = 27216
Step 73: 27216 + 378 = 27594
Step 74: 27594 + 378 = 27972
Step 75: 27972 + 378 = 28350
Step 76: 28350 + 378 = 28728
Step 77: 28728 + 378 = 29106
Step 78: 29106 + 378 = 29484
Step 79: 29484 + 378 = 29862
Step 80: 29862 + 378 = 30240
Step 81: 30240 + 378 = 30618
Step 82: 30618 + 378 = 30996
Step 83: 30996 + 378 = 31374
Step 84: 31374 + 378 = 31752
Step 85: 31752 + 378 = 32130
Step 86: 32130 + 378 = 32508
Step 87: 32508 + 378 = 32886
Step 88: 32886 + 378 = 33264
Step 89: 33264 + 378 = 33642
Step 90: 33642 + 378 = 34020
Step 91: 34020 + 378 = 34398
Step 92: 34398 + 378 = 34776
Step 93: 34776 + 378 = 35154
Step 94: 35154 + 378 = 35532
Step 95: 35532 + 378 = 35910
Step 96: 35910 + 378 = 36288
Step 97: 36288 + 378 = 36666
Step 98: 36666 + 378 = 37044
Step 99: 37044 + 378 = 37422
Step 100: 37422 + 378 = 37800
Step 101: 37800 + 378 = 38178
Step 102: 38178 + 378 = 38556
Step 103: 38556 + 378 = 38934
Step 104: 38934 + 378 = 39312
Step 105: 39312 + 378 = 39690
Step 106: 39690 + 378 = 40068
Step 107: 40068 + 378 = 40446
Step 108: 40446 + 378 = 40824
Step 109: 40824 + 378 = 41202
Step 110: 41202 + 378 = 41580
Step 111: 41580 + 378 = 41958
Step 112: 41958 + 378 = 42336
Step 113: 42336 + 378 = 42714
Step 114: 42714 + 378 = 43092
Step 115: 43092 + 378 = 43470
Step 116: 43470 + 378 = 43848
Step 117: 43848 + 378 = 44226
Step 118: 44226 + 378 = 44604
Step 119: 44604 + 378 = 44982
Step 120: 44982 + 378 = 45360
Step 121: 45360 + 378 = 45738
Step 122: 45738 + 378 = 46116
Step 123: 46116 + 378 = 46494
Step 124: 46494 + 378 = 46872
Step 125: 46872 + 378 = 47250
Step 126: 47250 + 378 = 47628
Step 127: 47628 + 378 = 48006
Step 128: 48006 + 378 = 48384
Step 129: 48384 + 378 = 48762
Step 130: 48762 + 378 = 49140
Step 131: 49140 + 378 = 49518
Step 132: 49518 + 378 = 49896
Step 133: 49896 + 378 = 50274
Step 134: 50274 + 378 = 50652
Step 135: 50652 + 378 = 51030
Step 136: 51030 + 378 = 51408
Step 137: 51408 + 378 = 51786
Step 138: 51786 + 378 = 52164
Step 139: 52164 + 378 = 52542
Step 140: 52542 + 378 = 52920
Step 141: 52920 + 378 = 53298
Step 142: 53298 + 378 = 53676
Step 143: 53676 + 378 = 54054
Step 144: 54054 + 378 = 54432
Step 145: 54432 + 378 = 54810
Step 146: 54810 + 378 = 55188
Step 147: 55188 + 378 = 55566
Step 148: 55566 + 378 = 55944
Step 149: 55944 + 378 = 56322
Step 150: 56322 + 378 = 56700
Step 151: 56700 + 378 = 57078
Step 152: 57078 + 378 = 57456
Step 153: 57456 + 378 = 57834
Step 154: 57834 + 378 = 58212
Step 155: 58212 + 378 = 58590
Step 156: 58590 + 378 = 58968
Step 157: 58968 + 378 = 59346
Step 158: 59346 + 378 = 59724
Step 159: 59724 + 378 = 60102
Step 160: 60102 + 378 = 60480
Step 161: 60480 + 378 = 60858
Step 162: 60858 + 378 = 61236
Step 163: 61236 + 378 = 61614
Step 164: 61614 + 378 = 61992
Step 165: 61992 + 378 = 62370
Step 166: 62370 + 378 = 62748
Step 167: 62748 + 378 = 63126
Step 168: 63126 + 378 = 63504
Step 169: 63504 + 378 = 63882
Step 170: 63882 + 378 = 64260
Step 171: 64260 + 378 = 64638
Step 172: 64638 + 378 = 65016
Step 173: 65016 + 378 = 65394
Step 174: 65394 + 378 = 65772
Step 175: 65772 + 378 = 66150
Step 176: 66150 + 378 = 66528
Step 177: 66528 + 378 = 66906
Step 178: 66906 + 378 = 67284
Step 179: 67284 + 378 = 67662
Step 180: 67662 + 378 = 68040
Step 181: 68040 + 378 = 68418
Step 182: 68418 + 378 = 68796
Step 183: 68796 + 378 = 69174
Step 184: 69174 + 378 = 69552
Step 185: 69552 + 378 = 69930
Step 186: 69930 + 378 = 70308
Step 187: 70308 + 378 = 70686
Step 188: 70686 + 378 = 71064
Step 189: 71064 + 378 = 71442
Step 190: 71442 + 378 = 71820
Step 191: 71820 + 378 = 72198
Step 192: 72198 + 378 = 72576
Step 193: 72576 + 378 = 72954
Step 194: 72954 + 378 = 73332
Step 195: 73332 + 378 = 73710
Step 196: 73710 + 378 = 74088
Step 197: 74088 + 378 = 74466
Step 198: 74466 + 378 = 74844
Step 199: 74844 + 378 = 75222
Step 200: 75222 + 378 = 75600
Step 201: 75600 + 378 = 75978
Step 202: 75978 + 378 = 76356
Step 203: 76356 + 378 = 76734
Step 204: 76734 + 378 = 77112
Step 205: 77112 + 378 = 77490
Step 206: 77490 + 378 = 77868
Step 207: 77868 + 378 = 78246
Step 208: 78246 + 378 = 78624
Step 209: 78624 + 378 = 79002
Step 210: 79002 + 378 = 79380
Step 211: 79380 + 378 = 79758
Step 212: 79758 + 378 = 80136
Step 213: 80136 + 378 = 80514
Step 214: 80514 + 378 = 80892
Step 215: 80892 + 378 = 81270
Step 216: 81270 + 378 = 81648
Step 217: 81648 + 378 = 82026
Step 218: 82026 + 378 = 82404
Step 219: 82404 + 378 = 82782
Step 220: 82782 + 378 = 83160
Step 221: 83160 + 378 = 83538
Step 222: 83538 + 378 = 83916
Step 223: 83916 + 378 = 84294
Step 224: 84294 + 378 = 84672
Step 225: 84672 + 378 = 85050
Step 226: 85050 + 378 = 85428
Step 227: 85428 + 378 = 85806
Step 228: 85806 + 378 = 86184
Step 229: 86184 + 378 = 86562
Step 230: 86562 + 378 = 86940
Step 231: 86940 + 378 = 87318
Step 232: 87318 + 378 = 87696
Step 233: 87696 + 378 = 88074
Step 234: 88074 + 378 = 88452
Step 235: 88452 + 378 = 88830
Step 236: 88830 + 378 = 89208
Step 237: 89208 + 378 = 89586
Step 238: 89586 + 378 = 89964
Step 239: 89964 + 378 = 90342
Step 240: 90342 + 378 = 90720
Step 241: 90720 + 378 = 91098
Step 242: 91098 + 378 = 91476
Step 243: 91476 + 378 = 91854
Step 244: 91854 + 378 = 92232
Step 245: 92232 + 378 = 92610
Step 246: 92610 + 378 = 92988
Step 247: 92988 + 378 = 93366
Step 248: 93366 + 378 = 93744
Step 249: 93744 + 378 = 94122
Step 250: 94122 + 378 = 94500
Step 251: 94500 + 378 = 94878
Step 252: 94878 + 378 = 95256
Step 253: 95256 + 378 = 95634
Step 254: 95634 + 378 = 96012
Step 255: 96012 + 378 = 96390
Step 256: 96390 + 378 = 96768
Step 257: 96768 + 378 = 97146
Step 258: 97146 + 378 = 97524
Step 259: 97524 + 378 = 97902
Step 260: 97902 + 378 = 98280
Step 261: 98280 + 378 = 98658
Step 262: 98658 + 378 = 99036
Step 263: 99036 + 378 = 99414
Step 264: 99414 + 378 = 99792
Step 265: 99792 + 378 = 100170
Step 266: 100170 + 378 = 100548
Step 267: 100548 + 378 = 100926
Step 268: 100926 + 378 = 101304
Step 269: 101304 + 378 = 101682
Step 270: 101682 + 378 = 102060
Step 271: 102060 + 378 = 102438
Step 272: 102438 + 378 = 102816
Step 273: 102816 + 378 = 103194
Step 274: 103194 + 378 = 103572
Step 275: 103572 + 378 = 103950
Step 276: 103950 + 378 = 104328
Step 277: 104328 + 378 = 104706
Step 278: 104706 + 378 = 105084
Step 279: 105084 + 378 = 105462
Step 280: 105462 + 378 = 105840
Step 281: 105840 + 378 = 106218
Step 282: 106218 + 378 = 106596
Step 283: 106596 + 378 = 106974
Step 284: 106974 + 378 = 107352
Step 285: 107352 + 378 = 107730
Step 286: 107730 + 378 = 108108
Step 287: 108108 + 378 = 108486
Step 288: 108486 + 378 = 108864
Step 289: 108864 + 378 = 109242
Step 290: 109242 + 378 = 109620
Step 291: 109620 + 378 = 109998
Step 292: 109998 + 378 = 110376
Step 293: 110376 + 378 = 110754
Step 294: 110754 + 378 = 111132
Step 295: 111132 + 378 = 111510
Step 296: 111510 + 378 = 111888
Step 297: 111888 + 378 = 112266
Step 298: 112266 + 378 = 112644
Step 299: 112644 + 378 = 113022
Step 300: 113022 + 378 = 113400
Step 301: 113400 + 378 = 113778
Step 302: 113778 + 378 = 114156
Step 303: 114156 + 378 = 114534
Step 304: 114534 + 378 = 114912
Step 305: 114912 + 378 = 115290
Step 306: 115290 + 378 = 115668
Step 307: 115668 + 378 = 116046
Step 308: 116046 + 378 = 116424
Step 309: 116424 + 378 = 116802
Step 310: 116802 + 378 = 117180
Step 311: 117180 + 378 = 117558
Step 312: 117558 + 378 = 117936
Step 313: 117936 + 378 = 118314
Step 314: 118314 + 378 = 118692
Step 315: 118692 + 378 = 119070
Step 316: 119070 + 378 = 119448
Step 317: 119448 + 378 = 119826
Step 318: 119826 + 378 = 120204
Step 319: 120204 + 378 = 120582
Step 320: 120582 + 378 = 120960
Step 321: 120960 + 378 = 121338
Step 322: 121338 + 378 = 121716
Step 323: 121716 + 378 = 122094
Step 324: 122094 + 378 = 122472
Step 325: 122472 + 378 = 122850
Step 326: 122850 + 378 = 123228
Step 327: 123228 + 378 = 123606
Step 328: 123606 + 378 = 123984
Step 329: 123984 + 378 = 124362
Step 330: 124362 + 378 = 124740
Step 331: 124740 + 378 = 125118
Step 332: 125118 + 378 = 125496
Step 333: 125496 + 378 = 125874
Step 334: 125874 + 378 = 126252
Step 335: 126252 + 378 = 126630
Step 336: 126630 + 378 = 127008
Step 337: 127008 + 378 = 127386
Step 338: 127386 + 378 = 127764
Step 339: 127764 + 378 = 128142
Step 340: 128142 + 378 = 128520
Step 341: 128520 + 378 = 128898
Step 342: 128898 + 378 = 129276
Step 343: 129276 + 378 = 129654
Step 344: 129654 + 378 = 130032
Step 345: 130032 + 378 = 130410
Step 346: 130410 + 378 = 130788
Step 347: 130788 + 378 = 131166
Step 348: 131166 + 378 = 131544
Step 349: 131544 + 378 = 131922
Step 350: 131922 + 378 = 132300
Step 351: 132300 + 378 = 132678
Step 352: 132678 + 378 = 133056
Step 353: 133056 + 378 = 133434
Step 354: 133434 + 378 = 133812
Step 355: 133812 + 378 = 134190
Step 356: 134190 + 378 = 134568
Step 357: 134568 + 378 = 134946
Step 358: 134946 + 378 = 135324
Step 359: 135324 + 378 = 135702
Step 360: 135702 + 378 = 136080
Step 361: 136080 + 378 = 136458
Step 362: 136458 + 378 = 136836
Step 363: 136836 + 378 = 137214
Step 364: 137214 + 378 = 137592

So, 378*364 = 137592