Alright, let's solve this math problem step by step. First, we have the number 142. 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 142 and add it to itself 364 times.
Step 1: 0 + 142 = 142
Step 2: 142 + 142 = 284
Step 3: 284 + 142 = 426
Step 4: 426 + 142 = 568
Step 5: 568 + 142 = 710
Step 6: 710 + 142 = 852
Step 7: 852 + 142 = 994
Step 8: 994 + 142 = 1136
Step 9: 1136 + 142 = 1278
Step 10: 1278 + 142 = 1420
Step 11: 1420 + 142 = 1562
Step 12: 1562 + 142 = 1704
Step 13: 1704 + 142 = 1846
Step 14: 1846 + 142 = 1988
Step 15: 1988 + 142 = 2130
Step 16: 2130 + 142 = 2272
Step 17: 2272 + 142 = 2414
Step 18: 2414 + 142 = 2556
Step 19: 2556 + 142 = 2698
Step 20: 2698 + 142 = 2840
Step 21: 2840 + 142 = 2982
Step 22: 2982 + 142 = 3124
Step 23: 3124 + 142 = 3266
Step 24: 3266 + 142 = 3408
Step 25: 3408 + 142 = 3550
Step 26: 3550 + 142 = 3692
Step 27: 3692 + 142 = 3834
Step 28: 3834 + 142 = 3976
Step 29: 3976 + 142 = 4118
Step 30: 4118 + 142 = 4260
Step 31: 4260 + 142 = 4402
Step 32: 4402 + 142 = 4544
Step 33: 4544 + 142 = 4686
Step 34: 4686 + 142 = 4828
Step 35: 4828 + 142 = 4970
Step 36: 4970 + 142 = 5112
Step 37: 5112 + 142 = 5254
Step 38: 5254 + 142 = 5396
Step 39: 5396 + 142 = 5538
Step 40: 5538 + 142 = 5680
Step 41: 5680 + 142 = 5822
Step 42: 5822 + 142 = 5964
Step 43: 5964 + 142 = 6106
Step 44: 6106 + 142 = 6248
Step 45: 6248 + 142 = 6390
Step 46: 6390 + 142 = 6532
Step 47: 6532 + 142 = 6674
Step 48: 6674 + 142 = 6816
Step 49: 6816 + 142 = 6958
Step 50: 6958 + 142 = 7100
Step 51: 7100 + 142 = 7242
Step 52: 7242 + 142 = 7384
Step 53: 7384 + 142 = 7526
Step 54: 7526 + 142 = 7668
Step 55: 7668 + 142 = 7810
Step 56: 7810 + 142 = 7952
Step 57: 7952 + 142 = 8094
Step 58: 8094 + 142 = 8236
Step 59: 8236 + 142 = 8378
Step 60: 8378 + 142 = 8520
Step 61: 8520 + 142 = 8662
Step 62: 8662 + 142 = 8804
Step 63: 8804 + 142 = 8946
Step 64: 8946 + 142 = 9088
Step 65: 9088 + 142 = 9230
Step 66: 9230 + 142 = 9372
Step 67: 9372 + 142 = 9514
Step 68: 9514 + 142 = 9656
Step 69: 9656 + 142 = 9798
Step 70: 9798 + 142 = 9940
Step 71: 9940 + 142 = 10082
Step 72: 10082 + 142 = 10224
Step 73: 10224 + 142 = 10366
Step 74: 10366 + 142 = 10508
Step 75: 10508 + 142 = 10650
Step 76: 10650 + 142 = 10792
Step 77: 10792 + 142 = 10934
Step 78: 10934 + 142 = 11076
Step 79: 11076 + 142 = 11218
Step 80: 11218 + 142 = 11360
Step 81: 11360 + 142 = 11502
Step 82: 11502 + 142 = 11644
Step 83: 11644 + 142 = 11786
Step 84: 11786 + 142 = 11928
Step 85: 11928 + 142 = 12070
Step 86: 12070 + 142 = 12212
Step 87: 12212 + 142 = 12354
Step 88: 12354 + 142 = 12496
Step 89: 12496 + 142 = 12638
Step 90: 12638 + 142 = 12780
Step 91: 12780 + 142 = 12922
Step 92: 12922 + 142 = 13064
Step 93: 13064 + 142 = 13206
Step 94: 13206 + 142 = 13348
Step 95: 13348 + 142 = 13490
Step 96: 13490 + 142 = 13632
Step 97: 13632 + 142 = 13774
Step 98: 13774 + 142 = 13916
Step 99: 13916 + 142 = 14058
Step 100: 14058 + 142 = 14200
Step 101: 14200 + 142 = 14342
Step 102: 14342 + 142 = 14484
Step 103: 14484 + 142 = 14626
Step 104: 14626 + 142 = 14768
Step 105: 14768 + 142 = 14910
Step 106: 14910 + 142 = 15052
Step 107: 15052 + 142 = 15194
Step 108: 15194 + 142 = 15336
Step 109: 15336 + 142 = 15478
Step 110: 15478 + 142 = 15620
Step 111: 15620 + 142 = 15762
Step 112: 15762 + 142 = 15904
Step 113: 15904 + 142 = 16046
Step 114: 16046 + 142 = 16188
Step 115: 16188 + 142 = 16330
Step 116: 16330 + 142 = 16472
Step 117: 16472 + 142 = 16614
Step 118: 16614 + 142 = 16756
Step 119: 16756 + 142 = 16898
Step 120: 16898 + 142 = 17040
Step 121: 17040 + 142 = 17182
Step 122: 17182 + 142 = 17324
Step 123: 17324 + 142 = 17466
Step 124: 17466 + 142 = 17608
Step 125: 17608 + 142 = 17750
Step 126: 17750 + 142 = 17892
Step 127: 17892 + 142 = 18034
Step 128: 18034 + 142 = 18176
Step 129: 18176 + 142 = 18318
Step 130: 18318 + 142 = 18460
Step 131: 18460 + 142 = 18602
Step 132: 18602 + 142 = 18744
Step 133: 18744 + 142 = 18886
Step 134: 18886 + 142 = 19028
Step 135: 19028 + 142 = 19170
Step 136: 19170 + 142 = 19312
Step 137: 19312 + 142 = 19454
Step 138: 19454 + 142 = 19596
Step 139: 19596 + 142 = 19738
Step 140: 19738 + 142 = 19880
Step 141: 19880 + 142 = 20022
Step 142: 20022 + 142 = 20164
Step 143: 20164 + 142 = 20306
Step 144: 20306 + 142 = 20448
Step 145: 20448 + 142 = 20590
Step 146: 20590 + 142 = 20732
Step 147: 20732 + 142 = 20874
Step 148: 20874 + 142 = 21016
Step 149: 21016 + 142 = 21158
Step 150: 21158 + 142 = 21300
Step 151: 21300 + 142 = 21442
Step 152: 21442 + 142 = 21584
Step 153: 21584 + 142 = 21726
Step 154: 21726 + 142 = 21868
Step 155: 21868 + 142 = 22010
Step 156: 22010 + 142 = 22152
Step 157: 22152 + 142 = 22294
Step 158: 22294 + 142 = 22436
Step 159: 22436 + 142 = 22578
Step 160: 22578 + 142 = 22720
Step 161: 22720 + 142 = 22862
Step 162: 22862 + 142 = 23004
Step 163: 23004 + 142 = 23146
Step 164: 23146 + 142 = 23288
Step 165: 23288 + 142 = 23430
Step 166: 23430 + 142 = 23572
Step 167: 23572 + 142 = 23714
Step 168: 23714 + 142 = 23856
Step 169: 23856 + 142 = 23998
Step 170: 23998 + 142 = 24140
Step 171: 24140 + 142 = 24282
Step 172: 24282 + 142 = 24424
Step 173: 24424 + 142 = 24566
Step 174: 24566 + 142 = 24708
Step 175: 24708 + 142 = 24850
Step 176: 24850 + 142 = 24992
Step 177: 24992 + 142 = 25134
Step 178: 25134 + 142 = 25276
Step 179: 25276 + 142 = 25418
Step 180: 25418 + 142 = 25560
Step 181: 25560 + 142 = 25702
Step 182: 25702 + 142 = 25844
Step 183: 25844 + 142 = 25986
Step 184: 25986 + 142 = 26128
Step 185: 26128 + 142 = 26270
Step 186: 26270 + 142 = 26412
Step 187: 26412 + 142 = 26554
Step 188: 26554 + 142 = 26696
Step 189: 26696 + 142 = 26838
Step 190: 26838 + 142 = 26980
Step 191: 26980 + 142 = 27122
Step 192: 27122 + 142 = 27264
Step 193: 27264 + 142 = 27406
Step 194: 27406 + 142 = 27548
Step 195: 27548 + 142 = 27690
Step 196: 27690 + 142 = 27832
Step 197: 27832 + 142 = 27974
Step 198: 27974 + 142 = 28116
Step 199: 28116 + 142 = 28258
Step 200: 28258 + 142 = 28400
Step 201: 28400 + 142 = 28542
Step 202: 28542 + 142 = 28684
Step 203: 28684 + 142 = 28826
Step 204: 28826 + 142 = 28968
Step 205: 28968 + 142 = 29110
Step 206: 29110 + 142 = 29252
Step 207: 29252 + 142 = 29394
Step 208: 29394 + 142 = 29536
Step 209: 29536 + 142 = 29678
Step 210: 29678 + 142 = 29820
Step 211: 29820 + 142 = 29962
Step 212: 29962 + 142 = 30104
Step 213: 30104 + 142 = 30246
Step 214: 30246 + 142 = 30388
Step 215: 30388 + 142 = 30530
Step 216: 30530 + 142 = 30672
Step 217: 30672 + 142 = 30814
Step 218: 30814 + 142 = 30956
Step 219: 30956 + 142 = 31098
Step 220: 31098 + 142 = 31240
Step 221: 31240 + 142 = 31382
Step 222: 31382 + 142 = 31524
Step 223: 31524 + 142 = 31666
Step 224: 31666 + 142 = 31808
Step 225: 31808 + 142 = 31950
Step 226: 31950 + 142 = 32092
Step 227: 32092 + 142 = 32234
Step 228: 32234 + 142 = 32376
Step 229: 32376 + 142 = 32518
Step 230: 32518 + 142 = 32660
Step 231: 32660 + 142 = 32802
Step 232: 32802 + 142 = 32944
Step 233: 32944 + 142 = 33086
Step 234: 33086 + 142 = 33228
Step 235: 33228 + 142 = 33370
Step 236: 33370 + 142 = 33512
Step 237: 33512 + 142 = 33654
Step 238: 33654 + 142 = 33796
Step 239: 33796 + 142 = 33938
Step 240: 33938 + 142 = 34080
Step 241: 34080 + 142 = 34222
Step 242: 34222 + 142 = 34364
Step 243: 34364 + 142 = 34506
Step 244: 34506 + 142 = 34648
Step 245: 34648 + 142 = 34790
Step 246: 34790 + 142 = 34932
Step 247: 34932 + 142 = 35074
Step 248: 35074 + 142 = 35216
Step 249: 35216 + 142 = 35358
Step 250: 35358 + 142 = 35500
Step 251: 35500 + 142 = 35642
Step 252: 35642 + 142 = 35784
Step 253: 35784 + 142 = 35926
Step 254: 35926 + 142 = 36068
Step 255: 36068 + 142 = 36210
Step 256: 36210 + 142 = 36352
Step 257: 36352 + 142 = 36494
Step 258: 36494 + 142 = 36636
Step 259: 36636 + 142 = 36778
Step 260: 36778 + 142 = 36920
Step 261: 36920 + 142 = 37062
Step 262: 37062 + 142 = 37204
Step 263: 37204 + 142 = 37346
Step 264: 37346 + 142 = 37488
Step 265: 37488 + 142 = 37630
Step 266: 37630 + 142 = 37772
Step 267: 37772 + 142 = 37914
Step 268: 37914 + 142 = 38056
Step 269: 38056 + 142 = 38198
Step 270: 38198 + 142 = 38340
Step 271: 38340 + 142 = 38482
Step 272: 38482 + 142 = 38624
Step 273: 38624 + 142 = 38766
Step 274: 38766 + 142 = 38908
Step 275: 38908 + 142 = 39050
Step 276: 39050 + 142 = 39192
Step 277: 39192 + 142 = 39334
Step 278: 39334 + 142 = 39476
Step 279: 39476 + 142 = 39618
Step 280: 39618 + 142 = 39760
Step 281: 39760 + 142 = 39902
Step 282: 39902 + 142 = 40044
Step 283: 40044 + 142 = 40186
Step 284: 40186 + 142 = 40328
Step 285: 40328 + 142 = 40470
Step 286: 40470 + 142 = 40612
Step 287: 40612 + 142 = 40754
Step 288: 40754 + 142 = 40896
Step 289: 40896 + 142 = 41038
Step 290: 41038 + 142 = 41180
Step 291: 41180 + 142 = 41322
Step 292: 41322 + 142 = 41464
Step 293: 41464 + 142 = 41606
Step 294: 41606 + 142 = 41748
Step 295: 41748 + 142 = 41890
Step 296: 41890 + 142 = 42032
Step 297: 42032 + 142 = 42174
Step 298: 42174 + 142 = 42316
Step 299: 42316 + 142 = 42458
Step 300: 42458 + 142 = 42600
Step 301: 42600 + 142 = 42742
Step 302: 42742 + 142 = 42884
Step 303: 42884 + 142 = 43026
Step 304: 43026 + 142 = 43168
Step 305: 43168 + 142 = 43310
Step 306: 43310 + 142 = 43452
Step 307: 43452 + 142 = 43594
Step 308: 43594 + 142 = 43736
Step 309: 43736 + 142 = 43878
Step 310: 43878 + 142 = 44020
Step 311: 44020 + 142 = 44162
Step 312: 44162 + 142 = 44304
Step 313: 44304 + 142 = 44446
Step 314: 44446 + 142 = 44588
Step 315: 44588 + 142 = 44730
Step 316: 44730 + 142 = 44872
Step 317: 44872 + 142 = 45014
Step 318: 45014 + 142 = 45156
Step 319: 45156 + 142 = 45298
Step 320: 45298 + 142 = 45440
Step 321: 45440 + 142 = 45582
Step 322: 45582 + 142 = 45724
Step 323: 45724 + 142 = 45866
Step 324: 45866 + 142 = 46008
Step 325: 46008 + 142 = 46150
Step 326: 46150 + 142 = 46292
Step 327: 46292 + 142 = 46434
Step 328: 46434 + 142 = 46576
Step 329: 46576 + 142 = 46718
Step 330: 46718 + 142 = 46860
Step 331: 46860 + 142 = 47002
Step 332: 47002 + 142 = 47144
Step 333: 47144 + 142 = 47286
Step 334: 47286 + 142 = 47428
Step 335: 47428 + 142 = 47570
Step 336: 47570 + 142 = 47712
Step 337: 47712 + 142 = 47854
Step 338: 47854 + 142 = 47996
Step 339: 47996 + 142 = 48138
Step 340: 48138 + 142 = 48280
Step 341: 48280 + 142 = 48422
Step 342: 48422 + 142 = 48564
Step 343: 48564 + 142 = 48706
Step 344: 48706 + 142 = 48848
Step 345: 48848 + 142 = 48990
Step 346: 48990 + 142 = 49132
Step 347: 49132 + 142 = 49274
Step 348: 49274 + 142 = 49416
Step 349: 49416 + 142 = 49558
Step 350: 49558 + 142 = 49700
Step 351: 49700 + 142 = 49842
Step 352: 49842 + 142 = 49984
Step 353: 49984 + 142 = 50126
Step 354: 50126 + 142 = 50268
Step 355: 50268 + 142 = 50410
Step 356: 50410 + 142 = 50552
Step 357: 50552 + 142 = 50694
Step 358: 50694 + 142 = 50836
Step 359: 50836 + 142 = 50978
Step 360: 50978 + 142 = 51120
Step 361: 51120 + 142 = 51262
Step 362: 51262 + 142 = 51404
Step 363: 51404 + 142 = 51546
Step 364: 51546 + 142 = 51688

So, 142*364 = 51688