Alright, let's solve this math problem step by step. First, we have the number 516. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 287. So, we're going to take the number 516 and add it to itself 287 times.
Step 1: 0 + 516 = 516
Step 2: 516 + 516 = 1032
Step 3: 1032 + 516 = 1548
Step 4: 1548 + 516 = 2064
Step 5: 2064 + 516 = 2580
Step 6: 2580 + 516 = 3096
Step 7: 3096 + 516 = 3612
Step 8: 3612 + 516 = 4128
Step 9: 4128 + 516 = 4644
Step 10: 4644 + 516 = 5160
Step 11: 5160 + 516 = 5676
Step 12: 5676 + 516 = 6192
Step 13: 6192 + 516 = 6708
Step 14: 6708 + 516 = 7224
Step 15: 7224 + 516 = 7740
Step 16: 7740 + 516 = 8256
Step 17: 8256 + 516 = 8772
Step 18: 8772 + 516 = 9288
Step 19: 9288 + 516 = 9804
Step 20: 9804 + 516 = 10320
Step 21: 10320 + 516 = 10836
Step 22: 10836 + 516 = 11352
Step 23: 11352 + 516 = 11868
Step 24: 11868 + 516 = 12384
Step 25: 12384 + 516 = 12900
Step 26: 12900 + 516 = 13416
Step 27: 13416 + 516 = 13932
Step 28: 13932 + 516 = 14448
Step 29: 14448 + 516 = 14964
Step 30: 14964 + 516 = 15480
Step 31: 15480 + 516 = 15996
Step 32: 15996 + 516 = 16512
Step 33: 16512 + 516 = 17028
Step 34: 17028 + 516 = 17544
Step 35: 17544 + 516 = 18060
Step 36: 18060 + 516 = 18576
Step 37: 18576 + 516 = 19092
Step 38: 19092 + 516 = 19608
Step 39: 19608 + 516 = 20124
Step 40: 20124 + 516 = 20640
Step 41: 20640 + 516 = 21156
Step 42: 21156 + 516 = 21672
Step 43: 21672 + 516 = 22188
Step 44: 22188 + 516 = 22704
Step 45: 22704 + 516 = 23220
Step 46: 23220 + 516 = 23736
Step 47: 23736 + 516 = 24252
Step 48: 24252 + 516 = 24768
Step 49: 24768 + 516 = 25284
Step 50: 25284 + 516 = 25800
Step 51: 25800 + 516 = 26316
Step 52: 26316 + 516 = 26832
Step 53: 26832 + 516 = 27348
Step 54: 27348 + 516 = 27864
Step 55: 27864 + 516 = 28380
Step 56: 28380 + 516 = 28896
Step 57: 28896 + 516 = 29412
Step 58: 29412 + 516 = 29928
Step 59: 29928 + 516 = 30444
Step 60: 30444 + 516 = 30960
Step 61: 30960 + 516 = 31476
Step 62: 31476 + 516 = 31992
Step 63: 31992 + 516 = 32508
Step 64: 32508 + 516 = 33024
Step 65: 33024 + 516 = 33540
Step 66: 33540 + 516 = 34056
Step 67: 34056 + 516 = 34572
Step 68: 34572 + 516 = 35088
Step 69: 35088 + 516 = 35604
Step 70: 35604 + 516 = 36120
Step 71: 36120 + 516 = 36636
Step 72: 36636 + 516 = 37152
Step 73: 37152 + 516 = 37668
Step 74: 37668 + 516 = 38184
Step 75: 38184 + 516 = 38700
Step 76: 38700 + 516 = 39216
Step 77: 39216 + 516 = 39732
Step 78: 39732 + 516 = 40248
Step 79: 40248 + 516 = 40764
Step 80: 40764 + 516 = 41280
Step 81: 41280 + 516 = 41796
Step 82: 41796 + 516 = 42312
Step 83: 42312 + 516 = 42828
Step 84: 42828 + 516 = 43344
Step 85: 43344 + 516 = 43860
Step 86: 43860 + 516 = 44376
Step 87: 44376 + 516 = 44892
Step 88: 44892 + 516 = 45408
Step 89: 45408 + 516 = 45924
Step 90: 45924 + 516 = 46440
Step 91: 46440 + 516 = 46956
Step 92: 46956 + 516 = 47472
Step 93: 47472 + 516 = 47988
Step 94: 47988 + 516 = 48504
Step 95: 48504 + 516 = 49020
Step 96: 49020 + 516 = 49536
Step 97: 49536 + 516 = 50052
Step 98: 50052 + 516 = 50568
Step 99: 50568 + 516 = 51084
Step 100: 51084 + 516 = 51600
Step 101: 51600 + 516 = 52116
Step 102: 52116 + 516 = 52632
Step 103: 52632 + 516 = 53148
Step 104: 53148 + 516 = 53664
Step 105: 53664 + 516 = 54180
Step 106: 54180 + 516 = 54696
Step 107: 54696 + 516 = 55212
Step 108: 55212 + 516 = 55728
Step 109: 55728 + 516 = 56244
Step 110: 56244 + 516 = 56760
Step 111: 56760 + 516 = 57276
Step 112: 57276 + 516 = 57792
Step 113: 57792 + 516 = 58308
Step 114: 58308 + 516 = 58824
Step 115: 58824 + 516 = 59340
Step 116: 59340 + 516 = 59856
Step 117: 59856 + 516 = 60372
Step 118: 60372 + 516 = 60888
Step 119: 60888 + 516 = 61404
Step 120: 61404 + 516 = 61920
Step 121: 61920 + 516 = 62436
Step 122: 62436 + 516 = 62952
Step 123: 62952 + 516 = 63468
Step 124: 63468 + 516 = 63984
Step 125: 63984 + 516 = 64500
Step 126: 64500 + 516 = 65016
Step 127: 65016 + 516 = 65532
Step 128: 65532 + 516 = 66048
Step 129: 66048 + 516 = 66564
Step 130: 66564 + 516 = 67080
Step 131: 67080 + 516 = 67596
Step 132: 67596 + 516 = 68112
Step 133: 68112 + 516 = 68628
Step 134: 68628 + 516 = 69144
Step 135: 69144 + 516 = 69660
Step 136: 69660 + 516 = 70176
Step 137: 70176 + 516 = 70692
Step 138: 70692 + 516 = 71208
Step 139: 71208 + 516 = 71724
Step 140: 71724 + 516 = 72240
Step 141: 72240 + 516 = 72756
Step 142: 72756 + 516 = 73272
Step 143: 73272 + 516 = 73788
Step 144: 73788 + 516 = 74304
Step 145: 74304 + 516 = 74820
Step 146: 74820 + 516 = 75336
Step 147: 75336 + 516 = 75852
Step 148: 75852 + 516 = 76368
Step 149: 76368 + 516 = 76884
Step 150: 76884 + 516 = 77400
Step 151: 77400 + 516 = 77916
Step 152: 77916 + 516 = 78432
Step 153: 78432 + 516 = 78948
Step 154: 78948 + 516 = 79464
Step 155: 79464 + 516 = 79980
Step 156: 79980 + 516 = 80496
Step 157: 80496 + 516 = 81012
Step 158: 81012 + 516 = 81528
Step 159: 81528 + 516 = 82044
Step 160: 82044 + 516 = 82560
Step 161: 82560 + 516 = 83076
Step 162: 83076 + 516 = 83592
Step 163: 83592 + 516 = 84108
Step 164: 84108 + 516 = 84624
Step 165: 84624 + 516 = 85140
Step 166: 85140 + 516 = 85656
Step 167: 85656 + 516 = 86172
Step 168: 86172 + 516 = 86688
Step 169: 86688 + 516 = 87204
Step 170: 87204 + 516 = 87720
Step 171: 87720 + 516 = 88236
Step 172: 88236 + 516 = 88752
Step 173: 88752 + 516 = 89268
Step 174: 89268 + 516 = 89784
Step 175: 89784 + 516 = 90300
Step 176: 90300 + 516 = 90816
Step 177: 90816 + 516 = 91332
Step 178: 91332 + 516 = 91848
Step 179: 91848 + 516 = 92364
Step 180: 92364 + 516 = 92880
Step 181: 92880 + 516 = 93396
Step 182: 93396 + 516 = 93912
Step 183: 93912 + 516 = 94428
Step 184: 94428 + 516 = 94944
Step 185: 94944 + 516 = 95460
Step 186: 95460 + 516 = 95976
Step 187: 95976 + 516 = 96492
Step 188: 96492 + 516 = 97008
Step 189: 97008 + 516 = 97524
Step 190: 97524 + 516 = 98040
Step 191: 98040 + 516 = 98556
Step 192: 98556 + 516 = 99072
Step 193: 99072 + 516 = 99588
Step 194: 99588 + 516 = 100104
Step 195: 100104 + 516 = 100620
Step 196: 100620 + 516 = 101136
Step 197: 101136 + 516 = 101652
Step 198: 101652 + 516 = 102168
Step 199: 102168 + 516 = 102684
Step 200: 102684 + 516 = 103200
Step 201: 103200 + 516 = 103716
Step 202: 103716 + 516 = 104232
Step 203: 104232 + 516 = 104748
Step 204: 104748 + 516 = 105264
Step 205: 105264 + 516 = 105780
Step 206: 105780 + 516 = 106296
Step 207: 106296 + 516 = 106812
Step 208: 106812 + 516 = 107328
Step 209: 107328 + 516 = 107844
Step 210: 107844 + 516 = 108360
Step 211: 108360 + 516 = 108876
Step 212: 108876 + 516 = 109392
Step 213: 109392 + 516 = 109908
Step 214: 109908 + 516 = 110424
Step 215: 110424 + 516 = 110940
Step 216: 110940 + 516 = 111456
Step 217: 111456 + 516 = 111972
Step 218: 111972 + 516 = 112488
Step 219: 112488 + 516 = 113004
Step 220: 113004 + 516 = 113520
Step 221: 113520 + 516 = 114036
Step 222: 114036 + 516 = 114552
Step 223: 114552 + 516 = 115068
Step 224: 115068 + 516 = 115584
Step 225: 115584 + 516 = 116100
Step 226: 116100 + 516 = 116616
Step 227: 116616 + 516 = 117132
Step 228: 117132 + 516 = 117648
Step 229: 117648 + 516 = 118164
Step 230: 118164 + 516 = 118680
Step 231: 118680 + 516 = 119196
Step 232: 119196 + 516 = 119712
Step 233: 119712 + 516 = 120228
Step 234: 120228 + 516 = 120744
Step 235: 120744 + 516 = 121260
Step 236: 121260 + 516 = 121776
Step 237: 121776 + 516 = 122292
Step 238: 122292 + 516 = 122808
Step 239: 122808 + 516 = 123324
Step 240: 123324 + 516 = 123840
Step 241: 123840 + 516 = 124356
Step 242: 124356 + 516 = 124872
Step 243: 124872 + 516 = 125388
Step 244: 125388 + 516 = 125904
Step 245: 125904 + 516 = 126420
Step 246: 126420 + 516 = 126936
Step 247: 126936 + 516 = 127452
Step 248: 127452 + 516 = 127968
Step 249: 127968 + 516 = 128484
Step 250: 128484 + 516 = 129000
Step 251: 129000 + 516 = 129516
Step 252: 129516 + 516 = 130032
Step 253: 130032 + 516 = 130548
Step 254: 130548 + 516 = 131064
Step 255: 131064 + 516 = 131580
Step 256: 131580 + 516 = 132096
Step 257: 132096 + 516 = 132612
Step 258: 132612 + 516 = 133128
Step 259: 133128 + 516 = 133644
Step 260: 133644 + 516 = 134160
Step 261: 134160 + 516 = 134676
Step 262: 134676 + 516 = 135192
Step 263: 135192 + 516 = 135708
Step 264: 135708 + 516 = 136224
Step 265: 136224 + 516 = 136740
Step 266: 136740 + 516 = 137256
Step 267: 137256 + 516 = 137772
Step 268: 137772 + 516 = 138288
Step 269: 138288 + 516 = 138804
Step 270: 138804 + 516 = 139320
Step 271: 139320 + 516 = 139836
Step 272: 139836 + 516 = 140352
Step 273: 140352 + 516 = 140868
Step 274: 140868 + 516 = 141384
Step 275: 141384 + 516 = 141900
Step 276: 141900 + 516 = 142416
Step 277: 142416 + 516 = 142932
Step 278: 142932 + 516 = 143448
Step 279: 143448 + 516 = 143964
Step 280: 143964 + 516 = 144480
Step 281: 144480 + 516 = 144996
Step 282: 144996 + 516 = 145512
Step 283: 145512 + 516 = 146028
Step 284: 146028 + 516 = 146544
Step 285: 146544 + 516 = 147060
Step 286: 147060 + 516 = 147576
Step 287: 147576 + 516 = 148092

So, 516*287 = 148092