Alright, let's solve this math problem step by step. First, we have the number 515. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 351. So, we're going to take the number 515 and add it to itself 351 times.
Step 1: 0 + 515 = 515
Step 2: 515 + 515 = 1030
Step 3: 1030 + 515 = 1545
Step 4: 1545 + 515 = 2060
Step 5: 2060 + 515 = 2575
Step 6: 2575 + 515 = 3090
Step 7: 3090 + 515 = 3605
Step 8: 3605 + 515 = 4120
Step 9: 4120 + 515 = 4635
Step 10: 4635 + 515 = 5150
Step 11: 5150 + 515 = 5665
Step 12: 5665 + 515 = 6180
Step 13: 6180 + 515 = 6695
Step 14: 6695 + 515 = 7210
Step 15: 7210 + 515 = 7725
Step 16: 7725 + 515 = 8240
Step 17: 8240 + 515 = 8755
Step 18: 8755 + 515 = 9270
Step 19: 9270 + 515 = 9785
Step 20: 9785 + 515 = 10300
Step 21: 10300 + 515 = 10815
Step 22: 10815 + 515 = 11330
Step 23: 11330 + 515 = 11845
Step 24: 11845 + 515 = 12360
Step 25: 12360 + 515 = 12875
Step 26: 12875 + 515 = 13390
Step 27: 13390 + 515 = 13905
Step 28: 13905 + 515 = 14420
Step 29: 14420 + 515 = 14935
Step 30: 14935 + 515 = 15450
Step 31: 15450 + 515 = 15965
Step 32: 15965 + 515 = 16480
Step 33: 16480 + 515 = 16995
Step 34: 16995 + 515 = 17510
Step 35: 17510 + 515 = 18025
Step 36: 18025 + 515 = 18540
Step 37: 18540 + 515 = 19055
Step 38: 19055 + 515 = 19570
Step 39: 19570 + 515 = 20085
Step 40: 20085 + 515 = 20600
Step 41: 20600 + 515 = 21115
Step 42: 21115 + 515 = 21630
Step 43: 21630 + 515 = 22145
Step 44: 22145 + 515 = 22660
Step 45: 22660 + 515 = 23175
Step 46: 23175 + 515 = 23690
Step 47: 23690 + 515 = 24205
Step 48: 24205 + 515 = 24720
Step 49: 24720 + 515 = 25235
Step 50: 25235 + 515 = 25750
Step 51: 25750 + 515 = 26265
Step 52: 26265 + 515 = 26780
Step 53: 26780 + 515 = 27295
Step 54: 27295 + 515 = 27810
Step 55: 27810 + 515 = 28325
Step 56: 28325 + 515 = 28840
Step 57: 28840 + 515 = 29355
Step 58: 29355 + 515 = 29870
Step 59: 29870 + 515 = 30385
Step 60: 30385 + 515 = 30900
Step 61: 30900 + 515 = 31415
Step 62: 31415 + 515 = 31930
Step 63: 31930 + 515 = 32445
Step 64: 32445 + 515 = 32960
Step 65: 32960 + 515 = 33475
Step 66: 33475 + 515 = 33990
Step 67: 33990 + 515 = 34505
Step 68: 34505 + 515 = 35020
Step 69: 35020 + 515 = 35535
Step 70: 35535 + 515 = 36050
Step 71: 36050 + 515 = 36565
Step 72: 36565 + 515 = 37080
Step 73: 37080 + 515 = 37595
Step 74: 37595 + 515 = 38110
Step 75: 38110 + 515 = 38625
Step 76: 38625 + 515 = 39140
Step 77: 39140 + 515 = 39655
Step 78: 39655 + 515 = 40170
Step 79: 40170 + 515 = 40685
Step 80: 40685 + 515 = 41200
Step 81: 41200 + 515 = 41715
Step 82: 41715 + 515 = 42230
Step 83: 42230 + 515 = 42745
Step 84: 42745 + 515 = 43260
Step 85: 43260 + 515 = 43775
Step 86: 43775 + 515 = 44290
Step 87: 44290 + 515 = 44805
Step 88: 44805 + 515 = 45320
Step 89: 45320 + 515 = 45835
Step 90: 45835 + 515 = 46350
Step 91: 46350 + 515 = 46865
Step 92: 46865 + 515 = 47380
Step 93: 47380 + 515 = 47895
Step 94: 47895 + 515 = 48410
Step 95: 48410 + 515 = 48925
Step 96: 48925 + 515 = 49440
Step 97: 49440 + 515 = 49955
Step 98: 49955 + 515 = 50470
Step 99: 50470 + 515 = 50985
Step 100: 50985 + 515 = 51500
Step 101: 51500 + 515 = 52015
Step 102: 52015 + 515 = 52530
Step 103: 52530 + 515 = 53045
Step 104: 53045 + 515 = 53560
Step 105: 53560 + 515 = 54075
Step 106: 54075 + 515 = 54590
Step 107: 54590 + 515 = 55105
Step 108: 55105 + 515 = 55620
Step 109: 55620 + 515 = 56135
Step 110: 56135 + 515 = 56650
Step 111: 56650 + 515 = 57165
Step 112: 57165 + 515 = 57680
Step 113: 57680 + 515 = 58195
Step 114: 58195 + 515 = 58710
Step 115: 58710 + 515 = 59225
Step 116: 59225 + 515 = 59740
Step 117: 59740 + 515 = 60255
Step 118: 60255 + 515 = 60770
Step 119: 60770 + 515 = 61285
Step 120: 61285 + 515 = 61800
Step 121: 61800 + 515 = 62315
Step 122: 62315 + 515 = 62830
Step 123: 62830 + 515 = 63345
Step 124: 63345 + 515 = 63860
Step 125: 63860 + 515 = 64375
Step 126: 64375 + 515 = 64890
Step 127: 64890 + 515 = 65405
Step 128: 65405 + 515 = 65920
Step 129: 65920 + 515 = 66435
Step 130: 66435 + 515 = 66950
Step 131: 66950 + 515 = 67465
Step 132: 67465 + 515 = 67980
Step 133: 67980 + 515 = 68495
Step 134: 68495 + 515 = 69010
Step 135: 69010 + 515 = 69525
Step 136: 69525 + 515 = 70040
Step 137: 70040 + 515 = 70555
Step 138: 70555 + 515 = 71070
Step 139: 71070 + 515 = 71585
Step 140: 71585 + 515 = 72100
Step 141: 72100 + 515 = 72615
Step 142: 72615 + 515 = 73130
Step 143: 73130 + 515 = 73645
Step 144: 73645 + 515 = 74160
Step 145: 74160 + 515 = 74675
Step 146: 74675 + 515 = 75190
Step 147: 75190 + 515 = 75705
Step 148: 75705 + 515 = 76220
Step 149: 76220 + 515 = 76735
Step 150: 76735 + 515 = 77250
Step 151: 77250 + 515 = 77765
Step 152: 77765 + 515 = 78280
Step 153: 78280 + 515 = 78795
Step 154: 78795 + 515 = 79310
Step 155: 79310 + 515 = 79825
Step 156: 79825 + 515 = 80340
Step 157: 80340 + 515 = 80855
Step 158: 80855 + 515 = 81370
Step 159: 81370 + 515 = 81885
Step 160: 81885 + 515 = 82400
Step 161: 82400 + 515 = 82915
Step 162: 82915 + 515 = 83430
Step 163: 83430 + 515 = 83945
Step 164: 83945 + 515 = 84460
Step 165: 84460 + 515 = 84975
Step 166: 84975 + 515 = 85490
Step 167: 85490 + 515 = 86005
Step 168: 86005 + 515 = 86520
Step 169: 86520 + 515 = 87035
Step 170: 87035 + 515 = 87550
Step 171: 87550 + 515 = 88065
Step 172: 88065 + 515 = 88580
Step 173: 88580 + 515 = 89095
Step 174: 89095 + 515 = 89610
Step 175: 89610 + 515 = 90125
Step 176: 90125 + 515 = 90640
Step 177: 90640 + 515 = 91155
Step 178: 91155 + 515 = 91670
Step 179: 91670 + 515 = 92185
Step 180: 92185 + 515 = 92700
Step 181: 92700 + 515 = 93215
Step 182: 93215 + 515 = 93730
Step 183: 93730 + 515 = 94245
Step 184: 94245 + 515 = 94760
Step 185: 94760 + 515 = 95275
Step 186: 95275 + 515 = 95790
Step 187: 95790 + 515 = 96305
Step 188: 96305 + 515 = 96820
Step 189: 96820 + 515 = 97335
Step 190: 97335 + 515 = 97850
Step 191: 97850 + 515 = 98365
Step 192: 98365 + 515 = 98880
Step 193: 98880 + 515 = 99395
Step 194: 99395 + 515 = 99910
Step 195: 99910 + 515 = 100425
Step 196: 100425 + 515 = 100940
Step 197: 100940 + 515 = 101455
Step 198: 101455 + 515 = 101970
Step 199: 101970 + 515 = 102485
Step 200: 102485 + 515 = 103000
Step 201: 103000 + 515 = 103515
Step 202: 103515 + 515 = 104030
Step 203: 104030 + 515 = 104545
Step 204: 104545 + 515 = 105060
Step 205: 105060 + 515 = 105575
Step 206: 105575 + 515 = 106090
Step 207: 106090 + 515 = 106605
Step 208: 106605 + 515 = 107120
Step 209: 107120 + 515 = 107635
Step 210: 107635 + 515 = 108150
Step 211: 108150 + 515 = 108665
Step 212: 108665 + 515 = 109180
Step 213: 109180 + 515 = 109695
Step 214: 109695 + 515 = 110210
Step 215: 110210 + 515 = 110725
Step 216: 110725 + 515 = 111240
Step 217: 111240 + 515 = 111755
Step 218: 111755 + 515 = 112270
Step 219: 112270 + 515 = 112785
Step 220: 112785 + 515 = 113300
Step 221: 113300 + 515 = 113815
Step 222: 113815 + 515 = 114330
Step 223: 114330 + 515 = 114845
Step 224: 114845 + 515 = 115360
Step 225: 115360 + 515 = 115875
Step 226: 115875 + 515 = 116390
Step 227: 116390 + 515 = 116905
Step 228: 116905 + 515 = 117420
Step 229: 117420 + 515 = 117935
Step 230: 117935 + 515 = 118450
Step 231: 118450 + 515 = 118965
Step 232: 118965 + 515 = 119480
Step 233: 119480 + 515 = 119995
Step 234: 119995 + 515 = 120510
Step 235: 120510 + 515 = 121025
Step 236: 121025 + 515 = 121540
Step 237: 121540 + 515 = 122055
Step 238: 122055 + 515 = 122570
Step 239: 122570 + 515 = 123085
Step 240: 123085 + 515 = 123600
Step 241: 123600 + 515 = 124115
Step 242: 124115 + 515 = 124630
Step 243: 124630 + 515 = 125145
Step 244: 125145 + 515 = 125660
Step 245: 125660 + 515 = 126175
Step 246: 126175 + 515 = 126690
Step 247: 126690 + 515 = 127205
Step 248: 127205 + 515 = 127720
Step 249: 127720 + 515 = 128235
Step 250: 128235 + 515 = 128750
Step 251: 128750 + 515 = 129265
Step 252: 129265 + 515 = 129780
Step 253: 129780 + 515 = 130295
Step 254: 130295 + 515 = 130810
Step 255: 130810 + 515 = 131325
Step 256: 131325 + 515 = 131840
Step 257: 131840 + 515 = 132355
Step 258: 132355 + 515 = 132870
Step 259: 132870 + 515 = 133385
Step 260: 133385 + 515 = 133900
Step 261: 133900 + 515 = 134415
Step 262: 134415 + 515 = 134930
Step 263: 134930 + 515 = 135445
Step 264: 135445 + 515 = 135960
Step 265: 135960 + 515 = 136475
Step 266: 136475 + 515 = 136990
Step 267: 136990 + 515 = 137505
Step 268: 137505 + 515 = 138020
Step 269: 138020 + 515 = 138535
Step 270: 138535 + 515 = 139050
Step 271: 139050 + 515 = 139565
Step 272: 139565 + 515 = 140080
Step 273: 140080 + 515 = 140595
Step 274: 140595 + 515 = 141110
Step 275: 141110 + 515 = 141625
Step 276: 141625 + 515 = 142140
Step 277: 142140 + 515 = 142655
Step 278: 142655 + 515 = 143170
Step 279: 143170 + 515 = 143685
Step 280: 143685 + 515 = 144200
Step 281: 144200 + 515 = 144715
Step 282: 144715 + 515 = 145230
Step 283: 145230 + 515 = 145745
Step 284: 145745 + 515 = 146260
Step 285: 146260 + 515 = 146775
Step 286: 146775 + 515 = 147290
Step 287: 147290 + 515 = 147805
Step 288: 147805 + 515 = 148320
Step 289: 148320 + 515 = 148835
Step 290: 148835 + 515 = 149350
Step 291: 149350 + 515 = 149865
Step 292: 149865 + 515 = 150380
Step 293: 150380 + 515 = 150895
Step 294: 150895 + 515 = 151410
Step 295: 151410 + 515 = 151925
Step 296: 151925 + 515 = 152440
Step 297: 152440 + 515 = 152955
Step 298: 152955 + 515 = 153470
Step 299: 153470 + 515 = 153985
Step 300: 153985 + 515 = 154500
Step 301: 154500 + 515 = 155015
Step 302: 155015 + 515 = 155530
Step 303: 155530 + 515 = 156045
Step 304: 156045 + 515 = 156560
Step 305: 156560 + 515 = 157075
Step 306: 157075 + 515 = 157590
Step 307: 157590 + 515 = 158105
Step 308: 158105 + 515 = 158620
Step 309: 158620 + 515 = 159135
Step 310: 159135 + 515 = 159650
Step 311: 159650 + 515 = 160165
Step 312: 160165 + 515 = 160680
Step 313: 160680 + 515 = 161195
Step 314: 161195 + 515 = 161710
Step 315: 161710 + 515 = 162225
Step 316: 162225 + 515 = 162740
Step 317: 162740 + 515 = 163255
Step 318: 163255 + 515 = 163770
Step 319: 163770 + 515 = 164285
Step 320: 164285 + 515 = 164800
Step 321: 164800 + 515 = 165315
Step 322: 165315 + 515 = 165830
Step 323: 165830 + 515 = 166345
Step 324: 166345 + 515 = 166860
Step 325: 166860 + 515 = 167375
Step 326: 167375 + 515 = 167890
Step 327: 167890 + 515 = 168405
Step 328: 168405 + 515 = 168920
Step 329: 168920 + 515 = 169435
Step 330: 169435 + 515 = 169950
Step 331: 169950 + 515 = 170465
Step 332: 170465 + 515 = 170980
Step 333: 170980 + 515 = 171495
Step 334: 171495 + 515 = 172010
Step 335: 172010 + 515 = 172525
Step 336: 172525 + 515 = 173040
Step 337: 173040 + 515 = 173555
Step 338: 173555 + 515 = 174070
Step 339: 174070 + 515 = 174585
Step 340: 174585 + 515 = 175100
Step 341: 175100 + 515 = 175615
Step 342: 175615 + 515 = 176130
Step 343: 176130 + 515 = 176645
Step 344: 176645 + 515 = 177160
Step 345: 177160 + 515 = 177675
Step 346: 177675 + 515 = 178190
Step 347: 178190 + 515 = 178705
Step 348: 178705 + 515 = 179220
Step 349: 179220 + 515 = 179735
Step 350: 179735 + 515 = 180250
Step 351: 180250 + 515 = 180765

So, 515*351 = 180765