Alright, let's solve this math problem step by step. First, we have the number 519. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 309. So, we're going to take the number 519 and add it to itself 309 times.
Step 1: 0 + 519 = 519
Step 2: 519 + 519 = 1038
Step 3: 1038 + 519 = 1557
Step 4: 1557 + 519 = 2076
Step 5: 2076 + 519 = 2595
Step 6: 2595 + 519 = 3114
Step 7: 3114 + 519 = 3633
Step 8: 3633 + 519 = 4152
Step 9: 4152 + 519 = 4671
Step 10: 4671 + 519 = 5190
Step 11: 5190 + 519 = 5709
Step 12: 5709 + 519 = 6228
Step 13: 6228 + 519 = 6747
Step 14: 6747 + 519 = 7266
Step 15: 7266 + 519 = 7785
Step 16: 7785 + 519 = 8304
Step 17: 8304 + 519 = 8823
Step 18: 8823 + 519 = 9342
Step 19: 9342 + 519 = 9861
Step 20: 9861 + 519 = 10380
Step 21: 10380 + 519 = 10899
Step 22: 10899 + 519 = 11418
Step 23: 11418 + 519 = 11937
Step 24: 11937 + 519 = 12456
Step 25: 12456 + 519 = 12975
Step 26: 12975 + 519 = 13494
Step 27: 13494 + 519 = 14013
Step 28: 14013 + 519 = 14532
Step 29: 14532 + 519 = 15051
Step 30: 15051 + 519 = 15570
Step 31: 15570 + 519 = 16089
Step 32: 16089 + 519 = 16608
Step 33: 16608 + 519 = 17127
Step 34: 17127 + 519 = 17646
Step 35: 17646 + 519 = 18165
Step 36: 18165 + 519 = 18684
Step 37: 18684 + 519 = 19203
Step 38: 19203 + 519 = 19722
Step 39: 19722 + 519 = 20241
Step 40: 20241 + 519 = 20760
Step 41: 20760 + 519 = 21279
Step 42: 21279 + 519 = 21798
Step 43: 21798 + 519 = 22317
Step 44: 22317 + 519 = 22836
Step 45: 22836 + 519 = 23355
Step 46: 23355 + 519 = 23874
Step 47: 23874 + 519 = 24393
Step 48: 24393 + 519 = 24912
Step 49: 24912 + 519 = 25431
Step 50: 25431 + 519 = 25950
Step 51: 25950 + 519 = 26469
Step 52: 26469 + 519 = 26988
Step 53: 26988 + 519 = 27507
Step 54: 27507 + 519 = 28026
Step 55: 28026 + 519 = 28545
Step 56: 28545 + 519 = 29064
Step 57: 29064 + 519 = 29583
Step 58: 29583 + 519 = 30102
Step 59: 30102 + 519 = 30621
Step 60: 30621 + 519 = 31140
Step 61: 31140 + 519 = 31659
Step 62: 31659 + 519 = 32178
Step 63: 32178 + 519 = 32697
Step 64: 32697 + 519 = 33216
Step 65: 33216 + 519 = 33735
Step 66: 33735 + 519 = 34254
Step 67: 34254 + 519 = 34773
Step 68: 34773 + 519 = 35292
Step 69: 35292 + 519 = 35811
Step 70: 35811 + 519 = 36330
Step 71: 36330 + 519 = 36849
Step 72: 36849 + 519 = 37368
Step 73: 37368 + 519 = 37887
Step 74: 37887 + 519 = 38406
Step 75: 38406 + 519 = 38925
Step 76: 38925 + 519 = 39444
Step 77: 39444 + 519 = 39963
Step 78: 39963 + 519 = 40482
Step 79: 40482 + 519 = 41001
Step 80: 41001 + 519 = 41520
Step 81: 41520 + 519 = 42039
Step 82: 42039 + 519 = 42558
Step 83: 42558 + 519 = 43077
Step 84: 43077 + 519 = 43596
Step 85: 43596 + 519 = 44115
Step 86: 44115 + 519 = 44634
Step 87: 44634 + 519 = 45153
Step 88: 45153 + 519 = 45672
Step 89: 45672 + 519 = 46191
Step 90: 46191 + 519 = 46710
Step 91: 46710 + 519 = 47229
Step 92: 47229 + 519 = 47748
Step 93: 47748 + 519 = 48267
Step 94: 48267 + 519 = 48786
Step 95: 48786 + 519 = 49305
Step 96: 49305 + 519 = 49824
Step 97: 49824 + 519 = 50343
Step 98: 50343 + 519 = 50862
Step 99: 50862 + 519 = 51381
Step 100: 51381 + 519 = 51900
Step 101: 51900 + 519 = 52419
Step 102: 52419 + 519 = 52938
Step 103: 52938 + 519 = 53457
Step 104: 53457 + 519 = 53976
Step 105: 53976 + 519 = 54495
Step 106: 54495 + 519 = 55014
Step 107: 55014 + 519 = 55533
Step 108: 55533 + 519 = 56052
Step 109: 56052 + 519 = 56571
Step 110: 56571 + 519 = 57090
Step 111: 57090 + 519 = 57609
Step 112: 57609 + 519 = 58128
Step 113: 58128 + 519 = 58647
Step 114: 58647 + 519 = 59166
Step 115: 59166 + 519 = 59685
Step 116: 59685 + 519 = 60204
Step 117: 60204 + 519 = 60723
Step 118: 60723 + 519 = 61242
Step 119: 61242 + 519 = 61761
Step 120: 61761 + 519 = 62280
Step 121: 62280 + 519 = 62799
Step 122: 62799 + 519 = 63318
Step 123: 63318 + 519 = 63837
Step 124: 63837 + 519 = 64356
Step 125: 64356 + 519 = 64875
Step 126: 64875 + 519 = 65394
Step 127: 65394 + 519 = 65913
Step 128: 65913 + 519 = 66432
Step 129: 66432 + 519 = 66951
Step 130: 66951 + 519 = 67470
Step 131: 67470 + 519 = 67989
Step 132: 67989 + 519 = 68508
Step 133: 68508 + 519 = 69027
Step 134: 69027 + 519 = 69546
Step 135: 69546 + 519 = 70065
Step 136: 70065 + 519 = 70584
Step 137: 70584 + 519 = 71103
Step 138: 71103 + 519 = 71622
Step 139: 71622 + 519 = 72141
Step 140: 72141 + 519 = 72660
Step 141: 72660 + 519 = 73179
Step 142: 73179 + 519 = 73698
Step 143: 73698 + 519 = 74217
Step 144: 74217 + 519 = 74736
Step 145: 74736 + 519 = 75255
Step 146: 75255 + 519 = 75774
Step 147: 75774 + 519 = 76293
Step 148: 76293 + 519 = 76812
Step 149: 76812 + 519 = 77331
Step 150: 77331 + 519 = 77850
Step 151: 77850 + 519 = 78369
Step 152: 78369 + 519 = 78888
Step 153: 78888 + 519 = 79407
Step 154: 79407 + 519 = 79926
Step 155: 79926 + 519 = 80445
Step 156: 80445 + 519 = 80964
Step 157: 80964 + 519 = 81483
Step 158: 81483 + 519 = 82002
Step 159: 82002 + 519 = 82521
Step 160: 82521 + 519 = 83040
Step 161: 83040 + 519 = 83559
Step 162: 83559 + 519 = 84078
Step 163: 84078 + 519 = 84597
Step 164: 84597 + 519 = 85116
Step 165: 85116 + 519 = 85635
Step 166: 85635 + 519 = 86154
Step 167: 86154 + 519 = 86673
Step 168: 86673 + 519 = 87192
Step 169: 87192 + 519 = 87711
Step 170: 87711 + 519 = 88230
Step 171: 88230 + 519 = 88749
Step 172: 88749 + 519 = 89268
Step 173: 89268 + 519 = 89787
Step 174: 89787 + 519 = 90306
Step 175: 90306 + 519 = 90825
Step 176: 90825 + 519 = 91344
Step 177: 91344 + 519 = 91863
Step 178: 91863 + 519 = 92382
Step 179: 92382 + 519 = 92901
Step 180: 92901 + 519 = 93420
Step 181: 93420 + 519 = 93939
Step 182: 93939 + 519 = 94458
Step 183: 94458 + 519 = 94977
Step 184: 94977 + 519 = 95496
Step 185: 95496 + 519 = 96015
Step 186: 96015 + 519 = 96534
Step 187: 96534 + 519 = 97053
Step 188: 97053 + 519 = 97572
Step 189: 97572 + 519 = 98091
Step 190: 98091 + 519 = 98610
Step 191: 98610 + 519 = 99129
Step 192: 99129 + 519 = 99648
Step 193: 99648 + 519 = 100167
Step 194: 100167 + 519 = 100686
Step 195: 100686 + 519 = 101205
Step 196: 101205 + 519 = 101724
Step 197: 101724 + 519 = 102243
Step 198: 102243 + 519 = 102762
Step 199: 102762 + 519 = 103281
Step 200: 103281 + 519 = 103800
Step 201: 103800 + 519 = 104319
Step 202: 104319 + 519 = 104838
Step 203: 104838 + 519 = 105357
Step 204: 105357 + 519 = 105876
Step 205: 105876 + 519 = 106395
Step 206: 106395 + 519 = 106914
Step 207: 106914 + 519 = 107433
Step 208: 107433 + 519 = 107952
Step 209: 107952 + 519 = 108471
Step 210: 108471 + 519 = 108990
Step 211: 108990 + 519 = 109509
Step 212: 109509 + 519 = 110028
Step 213: 110028 + 519 = 110547
Step 214: 110547 + 519 = 111066
Step 215: 111066 + 519 = 111585
Step 216: 111585 + 519 = 112104
Step 217: 112104 + 519 = 112623
Step 218: 112623 + 519 = 113142
Step 219: 113142 + 519 = 113661
Step 220: 113661 + 519 = 114180
Step 221: 114180 + 519 = 114699
Step 222: 114699 + 519 = 115218
Step 223: 115218 + 519 = 115737
Step 224: 115737 + 519 = 116256
Step 225: 116256 + 519 = 116775
Step 226: 116775 + 519 = 117294
Step 227: 117294 + 519 = 117813
Step 228: 117813 + 519 = 118332
Step 229: 118332 + 519 = 118851
Step 230: 118851 + 519 = 119370
Step 231: 119370 + 519 = 119889
Step 232: 119889 + 519 = 120408
Step 233: 120408 + 519 = 120927
Step 234: 120927 + 519 = 121446
Step 235: 121446 + 519 = 121965
Step 236: 121965 + 519 = 122484
Step 237: 122484 + 519 = 123003
Step 238: 123003 + 519 = 123522
Step 239: 123522 + 519 = 124041
Step 240: 124041 + 519 = 124560
Step 241: 124560 + 519 = 125079
Step 242: 125079 + 519 = 125598
Step 243: 125598 + 519 = 126117
Step 244: 126117 + 519 = 126636
Step 245: 126636 + 519 = 127155
Step 246: 127155 + 519 = 127674
Step 247: 127674 + 519 = 128193
Step 248: 128193 + 519 = 128712
Step 249: 128712 + 519 = 129231
Step 250: 129231 + 519 = 129750
Step 251: 129750 + 519 = 130269
Step 252: 130269 + 519 = 130788
Step 253: 130788 + 519 = 131307
Step 254: 131307 + 519 = 131826
Step 255: 131826 + 519 = 132345
Step 256: 132345 + 519 = 132864
Step 257: 132864 + 519 = 133383
Step 258: 133383 + 519 = 133902
Step 259: 133902 + 519 = 134421
Step 260: 134421 + 519 = 134940
Step 261: 134940 + 519 = 135459
Step 262: 135459 + 519 = 135978
Step 263: 135978 + 519 = 136497
Step 264: 136497 + 519 = 137016
Step 265: 137016 + 519 = 137535
Step 266: 137535 + 519 = 138054
Step 267: 138054 + 519 = 138573
Step 268: 138573 + 519 = 139092
Step 269: 139092 + 519 = 139611
Step 270: 139611 + 519 = 140130
Step 271: 140130 + 519 = 140649
Step 272: 140649 + 519 = 141168
Step 273: 141168 + 519 = 141687
Step 274: 141687 + 519 = 142206
Step 275: 142206 + 519 = 142725
Step 276: 142725 + 519 = 143244
Step 277: 143244 + 519 = 143763
Step 278: 143763 + 519 = 144282
Step 279: 144282 + 519 = 144801
Step 280: 144801 + 519 = 145320
Step 281: 145320 + 519 = 145839
Step 282: 145839 + 519 = 146358
Step 283: 146358 + 519 = 146877
Step 284: 146877 + 519 = 147396
Step 285: 147396 + 519 = 147915
Step 286: 147915 + 519 = 148434
Step 287: 148434 + 519 = 148953
Step 288: 148953 + 519 = 149472
Step 289: 149472 + 519 = 149991
Step 290: 149991 + 519 = 150510
Step 291: 150510 + 519 = 151029
Step 292: 151029 + 519 = 151548
Step 293: 151548 + 519 = 152067
Step 294: 152067 + 519 = 152586
Step 295: 152586 + 519 = 153105
Step 296: 153105 + 519 = 153624
Step 297: 153624 + 519 = 154143
Step 298: 154143 + 519 = 154662
Step 299: 154662 + 519 = 155181
Step 300: 155181 + 519 = 155700
Step 301: 155700 + 519 = 156219
Step 302: 156219 + 519 = 156738
Step 303: 156738 + 519 = 157257
Step 304: 157257 + 519 = 157776
Step 305: 157776 + 519 = 158295
Step 306: 158295 + 519 = 158814
Step 307: 158814 + 519 = 159333
Step 308: 159333 + 519 = 159852
Step 309: 159852 + 519 = 160371

So, 519*309 = 160371