Alright, let's solve this math problem step by step. First, we have the number 339. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 379. So, we're going to take the number 339 and add it to itself 379 times.
Step 1: 0 + 339 = 339
Step 2: 339 + 339 = 678
Step 3: 678 + 339 = 1017
Step 4: 1017 + 339 = 1356
Step 5: 1356 + 339 = 1695
Step 6: 1695 + 339 = 2034
Step 7: 2034 + 339 = 2373
Step 8: 2373 + 339 = 2712
Step 9: 2712 + 339 = 3051
Step 10: 3051 + 339 = 3390
Step 11: 3390 + 339 = 3729
Step 12: 3729 + 339 = 4068
Step 13: 4068 + 339 = 4407
Step 14: 4407 + 339 = 4746
Step 15: 4746 + 339 = 5085
Step 16: 5085 + 339 = 5424
Step 17: 5424 + 339 = 5763
Step 18: 5763 + 339 = 6102
Step 19: 6102 + 339 = 6441
Step 20: 6441 + 339 = 6780
Step 21: 6780 + 339 = 7119
Step 22: 7119 + 339 = 7458
Step 23: 7458 + 339 = 7797
Step 24: 7797 + 339 = 8136
Step 25: 8136 + 339 = 8475
Step 26: 8475 + 339 = 8814
Step 27: 8814 + 339 = 9153
Step 28: 9153 + 339 = 9492
Step 29: 9492 + 339 = 9831
Step 30: 9831 + 339 = 10170
Step 31: 10170 + 339 = 10509
Step 32: 10509 + 339 = 10848
Step 33: 10848 + 339 = 11187
Step 34: 11187 + 339 = 11526
Step 35: 11526 + 339 = 11865
Step 36: 11865 + 339 = 12204
Step 37: 12204 + 339 = 12543
Step 38: 12543 + 339 = 12882
Step 39: 12882 + 339 = 13221
Step 40: 13221 + 339 = 13560
Step 41: 13560 + 339 = 13899
Step 42: 13899 + 339 = 14238
Step 43: 14238 + 339 = 14577
Step 44: 14577 + 339 = 14916
Step 45: 14916 + 339 = 15255
Step 46: 15255 + 339 = 15594
Step 47: 15594 + 339 = 15933
Step 48: 15933 + 339 = 16272
Step 49: 16272 + 339 = 16611
Step 50: 16611 + 339 = 16950
Step 51: 16950 + 339 = 17289
Step 52: 17289 + 339 = 17628
Step 53: 17628 + 339 = 17967
Step 54: 17967 + 339 = 18306
Step 55: 18306 + 339 = 18645
Step 56: 18645 + 339 = 18984
Step 57: 18984 + 339 = 19323
Step 58: 19323 + 339 = 19662
Step 59: 19662 + 339 = 20001
Step 60: 20001 + 339 = 20340
Step 61: 20340 + 339 = 20679
Step 62: 20679 + 339 = 21018
Step 63: 21018 + 339 = 21357
Step 64: 21357 + 339 = 21696
Step 65: 21696 + 339 = 22035
Step 66: 22035 + 339 = 22374
Step 67: 22374 + 339 = 22713
Step 68: 22713 + 339 = 23052
Step 69: 23052 + 339 = 23391
Step 70: 23391 + 339 = 23730
Step 71: 23730 + 339 = 24069
Step 72: 24069 + 339 = 24408
Step 73: 24408 + 339 = 24747
Step 74: 24747 + 339 = 25086
Step 75: 25086 + 339 = 25425
Step 76: 25425 + 339 = 25764
Step 77: 25764 + 339 = 26103
Step 78: 26103 + 339 = 26442
Step 79: 26442 + 339 = 26781
Step 80: 26781 + 339 = 27120
Step 81: 27120 + 339 = 27459
Step 82: 27459 + 339 = 27798
Step 83: 27798 + 339 = 28137
Step 84: 28137 + 339 = 28476
Step 85: 28476 + 339 = 28815
Step 86: 28815 + 339 = 29154
Step 87: 29154 + 339 = 29493
Step 88: 29493 + 339 = 29832
Step 89: 29832 + 339 = 30171
Step 90: 30171 + 339 = 30510
Step 91: 30510 + 339 = 30849
Step 92: 30849 + 339 = 31188
Step 93: 31188 + 339 = 31527
Step 94: 31527 + 339 = 31866
Step 95: 31866 + 339 = 32205
Step 96: 32205 + 339 = 32544
Step 97: 32544 + 339 = 32883
Step 98: 32883 + 339 = 33222
Step 99: 33222 + 339 = 33561
Step 100: 33561 + 339 = 33900
Step 101: 33900 + 339 = 34239
Step 102: 34239 + 339 = 34578
Step 103: 34578 + 339 = 34917
Step 104: 34917 + 339 = 35256
Step 105: 35256 + 339 = 35595
Step 106: 35595 + 339 = 35934
Step 107: 35934 + 339 = 36273
Step 108: 36273 + 339 = 36612
Step 109: 36612 + 339 = 36951
Step 110: 36951 + 339 = 37290
Step 111: 37290 + 339 = 37629
Step 112: 37629 + 339 = 37968
Step 113: 37968 + 339 = 38307
Step 114: 38307 + 339 = 38646
Step 115: 38646 + 339 = 38985
Step 116: 38985 + 339 = 39324
Step 117: 39324 + 339 = 39663
Step 118: 39663 + 339 = 40002
Step 119: 40002 + 339 = 40341
Step 120: 40341 + 339 = 40680
Step 121: 40680 + 339 = 41019
Step 122: 41019 + 339 = 41358
Step 123: 41358 + 339 = 41697
Step 124: 41697 + 339 = 42036
Step 125: 42036 + 339 = 42375
Step 126: 42375 + 339 = 42714
Step 127: 42714 + 339 = 43053
Step 128: 43053 + 339 = 43392
Step 129: 43392 + 339 = 43731
Step 130: 43731 + 339 = 44070
Step 131: 44070 + 339 = 44409
Step 132: 44409 + 339 = 44748
Step 133: 44748 + 339 = 45087
Step 134: 45087 + 339 = 45426
Step 135: 45426 + 339 = 45765
Step 136: 45765 + 339 = 46104
Step 137: 46104 + 339 = 46443
Step 138: 46443 + 339 = 46782
Step 139: 46782 + 339 = 47121
Step 140: 47121 + 339 = 47460
Step 141: 47460 + 339 = 47799
Step 142: 47799 + 339 = 48138
Step 143: 48138 + 339 = 48477
Step 144: 48477 + 339 = 48816
Step 145: 48816 + 339 = 49155
Step 146: 49155 + 339 = 49494
Step 147: 49494 + 339 = 49833
Step 148: 49833 + 339 = 50172
Step 149: 50172 + 339 = 50511
Step 150: 50511 + 339 = 50850
Step 151: 50850 + 339 = 51189
Step 152: 51189 + 339 = 51528
Step 153: 51528 + 339 = 51867
Step 154: 51867 + 339 = 52206
Step 155: 52206 + 339 = 52545
Step 156: 52545 + 339 = 52884
Step 157: 52884 + 339 = 53223
Step 158: 53223 + 339 = 53562
Step 159: 53562 + 339 = 53901
Step 160: 53901 + 339 = 54240
Step 161: 54240 + 339 = 54579
Step 162: 54579 + 339 = 54918
Step 163: 54918 + 339 = 55257
Step 164: 55257 + 339 = 55596
Step 165: 55596 + 339 = 55935
Step 166: 55935 + 339 = 56274
Step 167: 56274 + 339 = 56613
Step 168: 56613 + 339 = 56952
Step 169: 56952 + 339 = 57291
Step 170: 57291 + 339 = 57630
Step 171: 57630 + 339 = 57969
Step 172: 57969 + 339 = 58308
Step 173: 58308 + 339 = 58647
Step 174: 58647 + 339 = 58986
Step 175: 58986 + 339 = 59325
Step 176: 59325 + 339 = 59664
Step 177: 59664 + 339 = 60003
Step 178: 60003 + 339 = 60342
Step 179: 60342 + 339 = 60681
Step 180: 60681 + 339 = 61020
Step 181: 61020 + 339 = 61359
Step 182: 61359 + 339 = 61698
Step 183: 61698 + 339 = 62037
Step 184: 62037 + 339 = 62376
Step 185: 62376 + 339 = 62715
Step 186: 62715 + 339 = 63054
Step 187: 63054 + 339 = 63393
Step 188: 63393 + 339 = 63732
Step 189: 63732 + 339 = 64071
Step 190: 64071 + 339 = 64410
Step 191: 64410 + 339 = 64749
Step 192: 64749 + 339 = 65088
Step 193: 65088 + 339 = 65427
Step 194: 65427 + 339 = 65766
Step 195: 65766 + 339 = 66105
Step 196: 66105 + 339 = 66444
Step 197: 66444 + 339 = 66783
Step 198: 66783 + 339 = 67122
Step 199: 67122 + 339 = 67461
Step 200: 67461 + 339 = 67800
Step 201: 67800 + 339 = 68139
Step 202: 68139 + 339 = 68478
Step 203: 68478 + 339 = 68817
Step 204: 68817 + 339 = 69156
Step 205: 69156 + 339 = 69495
Step 206: 69495 + 339 = 69834
Step 207: 69834 + 339 = 70173
Step 208: 70173 + 339 = 70512
Step 209: 70512 + 339 = 70851
Step 210: 70851 + 339 = 71190
Step 211: 71190 + 339 = 71529
Step 212: 71529 + 339 = 71868
Step 213: 71868 + 339 = 72207
Step 214: 72207 + 339 = 72546
Step 215: 72546 + 339 = 72885
Step 216: 72885 + 339 = 73224
Step 217: 73224 + 339 = 73563
Step 218: 73563 + 339 = 73902
Step 219: 73902 + 339 = 74241
Step 220: 74241 + 339 = 74580
Step 221: 74580 + 339 = 74919
Step 222: 74919 + 339 = 75258
Step 223: 75258 + 339 = 75597
Step 224: 75597 + 339 = 75936
Step 225: 75936 + 339 = 76275
Step 226: 76275 + 339 = 76614
Step 227: 76614 + 339 = 76953
Step 228: 76953 + 339 = 77292
Step 229: 77292 + 339 = 77631
Step 230: 77631 + 339 = 77970
Step 231: 77970 + 339 = 78309
Step 232: 78309 + 339 = 78648
Step 233: 78648 + 339 = 78987
Step 234: 78987 + 339 = 79326
Step 235: 79326 + 339 = 79665
Step 236: 79665 + 339 = 80004
Step 237: 80004 + 339 = 80343
Step 238: 80343 + 339 = 80682
Step 239: 80682 + 339 = 81021
Step 240: 81021 + 339 = 81360
Step 241: 81360 + 339 = 81699
Step 242: 81699 + 339 = 82038
Step 243: 82038 + 339 = 82377
Step 244: 82377 + 339 = 82716
Step 245: 82716 + 339 = 83055
Step 246: 83055 + 339 = 83394
Step 247: 83394 + 339 = 83733
Step 248: 83733 + 339 = 84072
Step 249: 84072 + 339 = 84411
Step 250: 84411 + 339 = 84750
Step 251: 84750 + 339 = 85089
Step 252: 85089 + 339 = 85428
Step 253: 85428 + 339 = 85767
Step 254: 85767 + 339 = 86106
Step 255: 86106 + 339 = 86445
Step 256: 86445 + 339 = 86784
Step 257: 86784 + 339 = 87123
Step 258: 87123 + 339 = 87462
Step 259: 87462 + 339 = 87801
Step 260: 87801 + 339 = 88140
Step 261: 88140 + 339 = 88479
Step 262: 88479 + 339 = 88818
Step 263: 88818 + 339 = 89157
Step 264: 89157 + 339 = 89496
Step 265: 89496 + 339 = 89835
Step 266: 89835 + 339 = 90174
Step 267: 90174 + 339 = 90513
Step 268: 90513 + 339 = 90852
Step 269: 90852 + 339 = 91191
Step 270: 91191 + 339 = 91530
Step 271: 91530 + 339 = 91869
Step 272: 91869 + 339 = 92208
Step 273: 92208 + 339 = 92547
Step 274: 92547 + 339 = 92886
Step 275: 92886 + 339 = 93225
Step 276: 93225 + 339 = 93564
Step 277: 93564 + 339 = 93903
Step 278: 93903 + 339 = 94242
Step 279: 94242 + 339 = 94581
Step 280: 94581 + 339 = 94920
Step 281: 94920 + 339 = 95259
Step 282: 95259 + 339 = 95598
Step 283: 95598 + 339 = 95937
Step 284: 95937 + 339 = 96276
Step 285: 96276 + 339 = 96615
Step 286: 96615 + 339 = 96954
Step 287: 96954 + 339 = 97293
Step 288: 97293 + 339 = 97632
Step 289: 97632 + 339 = 97971
Step 290: 97971 + 339 = 98310
Step 291: 98310 + 339 = 98649
Step 292: 98649 + 339 = 98988
Step 293: 98988 + 339 = 99327
Step 294: 99327 + 339 = 99666
Step 295: 99666 + 339 = 100005
Step 296: 100005 + 339 = 100344
Step 297: 100344 + 339 = 100683
Step 298: 100683 + 339 = 101022
Step 299: 101022 + 339 = 101361
Step 300: 101361 + 339 = 101700
Step 301: 101700 + 339 = 102039
Step 302: 102039 + 339 = 102378
Step 303: 102378 + 339 = 102717
Step 304: 102717 + 339 = 103056
Step 305: 103056 + 339 = 103395
Step 306: 103395 + 339 = 103734
Step 307: 103734 + 339 = 104073
Step 308: 104073 + 339 = 104412
Step 309: 104412 + 339 = 104751
Step 310: 104751 + 339 = 105090
Step 311: 105090 + 339 = 105429
Step 312: 105429 + 339 = 105768
Step 313: 105768 + 339 = 106107
Step 314: 106107 + 339 = 106446
Step 315: 106446 + 339 = 106785
Step 316: 106785 + 339 = 107124
Step 317: 107124 + 339 = 107463
Step 318: 107463 + 339 = 107802
Step 319: 107802 + 339 = 108141
Step 320: 108141 + 339 = 108480
Step 321: 108480 + 339 = 108819
Step 322: 108819 + 339 = 109158
Step 323: 109158 + 339 = 109497
Step 324: 109497 + 339 = 109836
Step 325: 109836 + 339 = 110175
Step 326: 110175 + 339 = 110514
Step 327: 110514 + 339 = 110853
Step 328: 110853 + 339 = 111192
Step 329: 111192 + 339 = 111531
Step 330: 111531 + 339 = 111870
Step 331: 111870 + 339 = 112209
Step 332: 112209 + 339 = 112548
Step 333: 112548 + 339 = 112887
Step 334: 112887 + 339 = 113226
Step 335: 113226 + 339 = 113565
Step 336: 113565 + 339 = 113904
Step 337: 113904 + 339 = 114243
Step 338: 114243 + 339 = 114582
Step 339: 114582 + 339 = 114921
Step 340: 114921 + 339 = 115260
Step 341: 115260 + 339 = 115599
Step 342: 115599 + 339 = 115938
Step 343: 115938 + 339 = 116277
Step 344: 116277 + 339 = 116616
Step 345: 116616 + 339 = 116955
Step 346: 116955 + 339 = 117294
Step 347: 117294 + 339 = 117633
Step 348: 117633 + 339 = 117972
Step 349: 117972 + 339 = 118311
Step 350: 118311 + 339 = 118650
Step 351: 118650 + 339 = 118989
Step 352: 118989 + 339 = 119328
Step 353: 119328 + 339 = 119667
Step 354: 119667 + 339 = 120006
Step 355: 120006 + 339 = 120345
Step 356: 120345 + 339 = 120684
Step 357: 120684 + 339 = 121023
Step 358: 121023 + 339 = 121362
Step 359: 121362 + 339 = 121701
Step 360: 121701 + 339 = 122040
Step 361: 122040 + 339 = 122379
Step 362: 122379 + 339 = 122718
Step 363: 122718 + 339 = 123057
Step 364: 123057 + 339 = 123396
Step 365: 123396 + 339 = 123735
Step 366: 123735 + 339 = 124074
Step 367: 124074 + 339 = 124413
Step 368: 124413 + 339 = 124752
Step 369: 124752 + 339 = 125091
Step 370: 125091 + 339 = 125430
Step 371: 125430 + 339 = 125769
Step 372: 125769 + 339 = 126108
Step 373: 126108 + 339 = 126447
Step 374: 126447 + 339 = 126786
Step 375: 126786 + 339 = 127125
Step 376: 127125 + 339 = 127464
Step 377: 127464 + 339 = 127803
Step 378: 127803 + 339 = 128142
Step 379: 128142 + 339 = 128481

So, 339*379 = 128481