Alright, let's solve this math problem step by step. First, we have the number 686. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 486. So, we're going to take the number 686 and add it to itself 486 times.
Step 1: 0 + 686 = 686
Step 2: 686 + 686 = 1372
Step 3: 1372 + 686 = 2058
Step 4: 2058 + 686 = 2744
Step 5: 2744 + 686 = 3430
Step 6: 3430 + 686 = 4116
Step 7: 4116 + 686 = 4802
Step 8: 4802 + 686 = 5488
Step 9: 5488 + 686 = 6174
Step 10: 6174 + 686 = 6860
Step 11: 6860 + 686 = 7546
Step 12: 7546 + 686 = 8232
Step 13: 8232 + 686 = 8918
Step 14: 8918 + 686 = 9604
Step 15: 9604 + 686 = 10290
Step 16: 10290 + 686 = 10976
Step 17: 10976 + 686 = 11662
Step 18: 11662 + 686 = 12348
Step 19: 12348 + 686 = 13034
Step 20: 13034 + 686 = 13720
Step 21: 13720 + 686 = 14406
Step 22: 14406 + 686 = 15092
Step 23: 15092 + 686 = 15778
Step 24: 15778 + 686 = 16464
Step 25: 16464 + 686 = 17150
Step 26: 17150 + 686 = 17836
Step 27: 17836 + 686 = 18522
Step 28: 18522 + 686 = 19208
Step 29: 19208 + 686 = 19894
Step 30: 19894 + 686 = 20580
Step 31: 20580 + 686 = 21266
Step 32: 21266 + 686 = 21952
Step 33: 21952 + 686 = 22638
Step 34: 22638 + 686 = 23324
Step 35: 23324 + 686 = 24010
Step 36: 24010 + 686 = 24696
Step 37: 24696 + 686 = 25382
Step 38: 25382 + 686 = 26068
Step 39: 26068 + 686 = 26754
Step 40: 26754 + 686 = 27440
Step 41: 27440 + 686 = 28126
Step 42: 28126 + 686 = 28812
Step 43: 28812 + 686 = 29498
Step 44: 29498 + 686 = 30184
Step 45: 30184 + 686 = 30870
Step 46: 30870 + 686 = 31556
Step 47: 31556 + 686 = 32242
Step 48: 32242 + 686 = 32928
Step 49: 32928 + 686 = 33614
Step 50: 33614 + 686 = 34300
Step 51: 34300 + 686 = 34986
Step 52: 34986 + 686 = 35672
Step 53: 35672 + 686 = 36358
Step 54: 36358 + 686 = 37044
Step 55: 37044 + 686 = 37730
Step 56: 37730 + 686 = 38416
Step 57: 38416 + 686 = 39102
Step 58: 39102 + 686 = 39788
Step 59: 39788 + 686 = 40474
Step 60: 40474 + 686 = 41160
Step 61: 41160 + 686 = 41846
Step 62: 41846 + 686 = 42532
Step 63: 42532 + 686 = 43218
Step 64: 43218 + 686 = 43904
Step 65: 43904 + 686 = 44590
Step 66: 44590 + 686 = 45276
Step 67: 45276 + 686 = 45962
Step 68: 45962 + 686 = 46648
Step 69: 46648 + 686 = 47334
Step 70: 47334 + 686 = 48020
Step 71: 48020 + 686 = 48706
Step 72: 48706 + 686 = 49392
Step 73: 49392 + 686 = 50078
Step 74: 50078 + 686 = 50764
Step 75: 50764 + 686 = 51450
Step 76: 51450 + 686 = 52136
Step 77: 52136 + 686 = 52822
Step 78: 52822 + 686 = 53508
Step 79: 53508 + 686 = 54194
Step 80: 54194 + 686 = 54880
Step 81: 54880 + 686 = 55566
Step 82: 55566 + 686 = 56252
Step 83: 56252 + 686 = 56938
Step 84: 56938 + 686 = 57624
Step 85: 57624 + 686 = 58310
Step 86: 58310 + 686 = 58996
Step 87: 58996 + 686 = 59682
Step 88: 59682 + 686 = 60368
Step 89: 60368 + 686 = 61054
Step 90: 61054 + 686 = 61740
Step 91: 61740 + 686 = 62426
Step 92: 62426 + 686 = 63112
Step 93: 63112 + 686 = 63798
Step 94: 63798 + 686 = 64484
Step 95: 64484 + 686 = 65170
Step 96: 65170 + 686 = 65856
Step 97: 65856 + 686 = 66542
Step 98: 66542 + 686 = 67228
Step 99: 67228 + 686 = 67914
Step 100: 67914 + 686 = 68600
Step 101: 68600 + 686 = 69286
Step 102: 69286 + 686 = 69972
Step 103: 69972 + 686 = 70658
Step 104: 70658 + 686 = 71344
Step 105: 71344 + 686 = 72030
Step 106: 72030 + 686 = 72716
Step 107: 72716 + 686 = 73402
Step 108: 73402 + 686 = 74088
Step 109: 74088 + 686 = 74774
Step 110: 74774 + 686 = 75460
Step 111: 75460 + 686 = 76146
Step 112: 76146 + 686 = 76832
Step 113: 76832 + 686 = 77518
Step 114: 77518 + 686 = 78204
Step 115: 78204 + 686 = 78890
Step 116: 78890 + 686 = 79576
Step 117: 79576 + 686 = 80262
Step 118: 80262 + 686 = 80948
Step 119: 80948 + 686 = 81634
Step 120: 81634 + 686 = 82320
Step 121: 82320 + 686 = 83006
Step 122: 83006 + 686 = 83692
Step 123: 83692 + 686 = 84378
Step 124: 84378 + 686 = 85064
Step 125: 85064 + 686 = 85750
Step 126: 85750 + 686 = 86436
Step 127: 86436 + 686 = 87122
Step 128: 87122 + 686 = 87808
Step 129: 87808 + 686 = 88494
Step 130: 88494 + 686 = 89180
Step 131: 89180 + 686 = 89866
Step 132: 89866 + 686 = 90552
Step 133: 90552 + 686 = 91238
Step 134: 91238 + 686 = 91924
Step 135: 91924 + 686 = 92610
Step 136: 92610 + 686 = 93296
Step 137: 93296 + 686 = 93982
Step 138: 93982 + 686 = 94668
Step 139: 94668 + 686 = 95354
Step 140: 95354 + 686 = 96040
Step 141: 96040 + 686 = 96726
Step 142: 96726 + 686 = 97412
Step 143: 97412 + 686 = 98098
Step 144: 98098 + 686 = 98784
Step 145: 98784 + 686 = 99470
Step 146: 99470 + 686 = 100156
Step 147: 100156 + 686 = 100842
Step 148: 100842 + 686 = 101528
Step 149: 101528 + 686 = 102214
Step 150: 102214 + 686 = 102900
Step 151: 102900 + 686 = 103586
Step 152: 103586 + 686 = 104272
Step 153: 104272 + 686 = 104958
Step 154: 104958 + 686 = 105644
Step 155: 105644 + 686 = 106330
Step 156: 106330 + 686 = 107016
Step 157: 107016 + 686 = 107702
Step 158: 107702 + 686 = 108388
Step 159: 108388 + 686 = 109074
Step 160: 109074 + 686 = 109760
Step 161: 109760 + 686 = 110446
Step 162: 110446 + 686 = 111132
Step 163: 111132 + 686 = 111818
Step 164: 111818 + 686 = 112504
Step 165: 112504 + 686 = 113190
Step 166: 113190 + 686 = 113876
Step 167: 113876 + 686 = 114562
Step 168: 114562 + 686 = 115248
Step 169: 115248 + 686 = 115934
Step 170: 115934 + 686 = 116620
Step 171: 116620 + 686 = 117306
Step 172: 117306 + 686 = 117992
Step 173: 117992 + 686 = 118678
Step 174: 118678 + 686 = 119364
Step 175: 119364 + 686 = 120050
Step 176: 120050 + 686 = 120736
Step 177: 120736 + 686 = 121422
Step 178: 121422 + 686 = 122108
Step 179: 122108 + 686 = 122794
Step 180: 122794 + 686 = 123480
Step 181: 123480 + 686 = 124166
Step 182: 124166 + 686 = 124852
Step 183: 124852 + 686 = 125538
Step 184: 125538 + 686 = 126224
Step 185: 126224 + 686 = 126910
Step 186: 126910 + 686 = 127596
Step 187: 127596 + 686 = 128282
Step 188: 128282 + 686 = 128968
Step 189: 128968 + 686 = 129654
Step 190: 129654 + 686 = 130340
Step 191: 130340 + 686 = 131026
Step 192: 131026 + 686 = 131712
Step 193: 131712 + 686 = 132398
Step 194: 132398 + 686 = 133084
Step 195: 133084 + 686 = 133770
Step 196: 133770 + 686 = 134456
Step 197: 134456 + 686 = 135142
Step 198: 135142 + 686 = 135828
Step 199: 135828 + 686 = 136514
Step 200: 136514 + 686 = 137200
Step 201: 137200 + 686 = 137886
Step 202: 137886 + 686 = 138572
Step 203: 138572 + 686 = 139258
Step 204: 139258 + 686 = 139944
Step 205: 139944 + 686 = 140630
Step 206: 140630 + 686 = 141316
Step 207: 141316 + 686 = 142002
Step 208: 142002 + 686 = 142688
Step 209: 142688 + 686 = 143374
Step 210: 143374 + 686 = 144060
Step 211: 144060 + 686 = 144746
Step 212: 144746 + 686 = 145432
Step 213: 145432 + 686 = 146118
Step 214: 146118 + 686 = 146804
Step 215: 146804 + 686 = 147490
Step 216: 147490 + 686 = 148176
Step 217: 148176 + 686 = 148862
Step 218: 148862 + 686 = 149548
Step 219: 149548 + 686 = 150234
Step 220: 150234 + 686 = 150920
Step 221: 150920 + 686 = 151606
Step 222: 151606 + 686 = 152292
Step 223: 152292 + 686 = 152978
Step 224: 152978 + 686 = 153664
Step 225: 153664 + 686 = 154350
Step 226: 154350 + 686 = 155036
Step 227: 155036 + 686 = 155722
Step 228: 155722 + 686 = 156408
Step 229: 156408 + 686 = 157094
Step 230: 157094 + 686 = 157780
Step 231: 157780 + 686 = 158466
Step 232: 158466 + 686 = 159152
Step 233: 159152 + 686 = 159838
Step 234: 159838 + 686 = 160524
Step 235: 160524 + 686 = 161210
Step 236: 161210 + 686 = 161896
Step 237: 161896 + 686 = 162582
Step 238: 162582 + 686 = 163268
Step 239: 163268 + 686 = 163954
Step 240: 163954 + 686 = 164640
Step 241: 164640 + 686 = 165326
Step 242: 165326 + 686 = 166012
Step 243: 166012 + 686 = 166698
Step 244: 166698 + 686 = 167384
Step 245: 167384 + 686 = 168070
Step 246: 168070 + 686 = 168756
Step 247: 168756 + 686 = 169442
Step 248: 169442 + 686 = 170128
Step 249: 170128 + 686 = 170814
Step 250: 170814 + 686 = 171500
Step 251: 171500 + 686 = 172186
Step 252: 172186 + 686 = 172872
Step 253: 172872 + 686 = 173558
Step 254: 173558 + 686 = 174244
Step 255: 174244 + 686 = 174930
Step 256: 174930 + 686 = 175616
Step 257: 175616 + 686 = 176302
Step 258: 176302 + 686 = 176988
Step 259: 176988 + 686 = 177674
Step 260: 177674 + 686 = 178360
Step 261: 178360 + 686 = 179046
Step 262: 179046 + 686 = 179732
Step 263: 179732 + 686 = 180418
Step 264: 180418 + 686 = 181104
Step 265: 181104 + 686 = 181790
Step 266: 181790 + 686 = 182476
Step 267: 182476 + 686 = 183162
Step 268: 183162 + 686 = 183848
Step 269: 183848 + 686 = 184534
Step 270: 184534 + 686 = 185220
Step 271: 185220 + 686 = 185906
Step 272: 185906 + 686 = 186592
Step 273: 186592 + 686 = 187278
Step 274: 187278 + 686 = 187964
Step 275: 187964 + 686 = 188650
Step 276: 188650 + 686 = 189336
Step 277: 189336 + 686 = 190022
Step 278: 190022 + 686 = 190708
Step 279: 190708 + 686 = 191394
Step 280: 191394 + 686 = 192080
Step 281: 192080 + 686 = 192766
Step 282: 192766 + 686 = 193452
Step 283: 193452 + 686 = 194138
Step 284: 194138 + 686 = 194824
Step 285: 194824 + 686 = 195510
Step 286: 195510 + 686 = 196196
Step 287: 196196 + 686 = 196882
Step 288: 196882 + 686 = 197568
Step 289: 197568 + 686 = 198254
Step 290: 198254 + 686 = 198940
Step 291: 198940 + 686 = 199626
Step 292: 199626 + 686 = 200312
Step 293: 200312 + 686 = 200998
Step 294: 200998 + 686 = 201684
Step 295: 201684 + 686 = 202370
Step 296: 202370 + 686 = 203056
Step 297: 203056 + 686 = 203742
Step 298: 203742 + 686 = 204428
Step 299: 204428 + 686 = 205114
Step 300: 205114 + 686 = 205800
Step 301: 205800 + 686 = 206486
Step 302: 206486 + 686 = 207172
Step 303: 207172 + 686 = 207858
Step 304: 207858 + 686 = 208544
Step 305: 208544 + 686 = 209230
Step 306: 209230 + 686 = 209916
Step 307: 209916 + 686 = 210602
Step 308: 210602 + 686 = 211288
Step 309: 211288 + 686 = 211974
Step 310: 211974 + 686 = 212660
Step 311: 212660 + 686 = 213346
Step 312: 213346 + 686 = 214032
Step 313: 214032 + 686 = 214718
Step 314: 214718 + 686 = 215404
Step 315: 215404 + 686 = 216090
Step 316: 216090 + 686 = 216776
Step 317: 216776 + 686 = 217462
Step 318: 217462 + 686 = 218148
Step 319: 218148 + 686 = 218834
Step 320: 218834 + 686 = 219520
Step 321: 219520 + 686 = 220206
Step 322: 220206 + 686 = 220892
Step 323: 220892 + 686 = 221578
Step 324: 221578 + 686 = 222264
Step 325: 222264 + 686 = 222950
Step 326: 222950 + 686 = 223636
Step 327: 223636 + 686 = 224322
Step 328: 224322 + 686 = 225008
Step 329: 225008 + 686 = 225694
Step 330: 225694 + 686 = 226380
Step 331: 226380 + 686 = 227066
Step 332: 227066 + 686 = 227752
Step 333: 227752 + 686 = 228438
Step 334: 228438 + 686 = 229124
Step 335: 229124 + 686 = 229810
Step 336: 229810 + 686 = 230496
Step 337: 230496 + 686 = 231182
Step 338: 231182 + 686 = 231868
Step 339: 231868 + 686 = 232554
Step 340: 232554 + 686 = 233240
Step 341: 233240 + 686 = 233926
Step 342: 233926 + 686 = 234612
Step 343: 234612 + 686 = 235298
Step 344: 235298 + 686 = 235984
Step 345: 235984 + 686 = 236670
Step 346: 236670 + 686 = 237356
Step 347: 237356 + 686 = 238042
Step 348: 238042 + 686 = 238728
Step 349: 238728 + 686 = 239414
Step 350: 239414 + 686 = 240100
Step 351: 240100 + 686 = 240786
Step 352: 240786 + 686 = 241472
Step 353: 241472 + 686 = 242158
Step 354: 242158 + 686 = 242844
Step 355: 242844 + 686 = 243530
Step 356: 243530 + 686 = 244216
Step 357: 244216 + 686 = 244902
Step 358: 244902 + 686 = 245588
Step 359: 245588 + 686 = 246274
Step 360: 246274 + 686 = 246960
Step 361: 246960 + 686 = 247646
Step 362: 247646 + 686 = 248332
Step 363: 248332 + 686 = 249018
Step 364: 249018 + 686 = 249704
Step 365: 249704 + 686 = 250390
Step 366: 250390 + 686 = 251076
Step 367: 251076 + 686 = 251762
Step 368: 251762 + 686 = 252448
Step 369: 252448 + 686 = 253134
Step 370: 253134 + 686 = 253820
Step 371: 253820 + 686 = 254506
Step 372: 254506 + 686 = 255192
Step 373: 255192 + 686 = 255878
Step 374: 255878 + 686 = 256564
Step 375: 256564 + 686 = 257250
Step 376: 257250 + 686 = 257936
Step 377: 257936 + 686 = 258622
Step 378: 258622 + 686 = 259308
Step 379: 259308 + 686 = 259994
Step 380: 259994 + 686 = 260680
Step 381: 260680 + 686 = 261366
Step 382: 261366 + 686 = 262052
Step 383: 262052 + 686 = 262738
Step 384: 262738 + 686 = 263424
Step 385: 263424 + 686 = 264110
Step 386: 264110 + 686 = 264796
Step 387: 264796 + 686 = 265482
Step 388: 265482 + 686 = 266168
Step 389: 266168 + 686 = 266854
Step 390: 266854 + 686 = 267540
Step 391: 267540 + 686 = 268226
Step 392: 268226 + 686 = 268912
Step 393: 268912 + 686 = 269598
Step 394: 269598 + 686 = 270284
Step 395: 270284 + 686 = 270970
Step 396: 270970 + 686 = 271656
Step 397: 271656 + 686 = 272342
Step 398: 272342 + 686 = 273028
Step 399: 273028 + 686 = 273714
Step 400: 273714 + 686 = 274400
Step 401: 274400 + 686 = 275086
Step 402: 275086 + 686 = 275772
Step 403: 275772 + 686 = 276458
Step 404: 276458 + 686 = 277144
Step 405: 277144 + 686 = 277830
Step 406: 277830 + 686 = 278516
Step 407: 278516 + 686 = 279202
Step 408: 279202 + 686 = 279888
Step 409: 279888 + 686 = 280574
Step 410: 280574 + 686 = 281260
Step 411: 281260 + 686 = 281946
Step 412: 281946 + 686 = 282632
Step 413: 282632 + 686 = 283318
Step 414: 283318 + 686 = 284004
Step 415: 284004 + 686 = 284690
Step 416: 284690 + 686 = 285376
Step 417: 285376 + 686 = 286062
Step 418: 286062 + 686 = 286748
Step 419: 286748 + 686 = 287434
Step 420: 287434 + 686 = 288120
Step 421: 288120 + 686 = 288806
Step 422: 288806 + 686 = 289492
Step 423: 289492 + 686 = 290178
Step 424: 290178 + 686 = 290864
Step 425: 290864 + 686 = 291550
Step 426: 291550 + 686 = 292236
Step 427: 292236 + 686 = 292922
Step 428: 292922 + 686 = 293608
Step 429: 293608 + 686 = 294294
Step 430: 294294 + 686 = 294980
Step 431: 294980 + 686 = 295666
Step 432: 295666 + 686 = 296352
Step 433: 296352 + 686 = 297038
Step 434: 297038 + 686 = 297724
Step 435: 297724 + 686 = 298410
Step 436: 298410 + 686 = 299096
Step 437: 299096 + 686 = 299782
Step 438: 299782 + 686 = 300468
Step 439: 300468 + 686 = 301154
Step 440: 301154 + 686 = 301840
Step 441: 301840 + 686 = 302526
Step 442: 302526 + 686 = 303212
Step 443: 303212 + 686 = 303898
Step 444: 303898 + 686 = 304584
Step 445: 304584 + 686 = 305270
Step 446: 305270 + 686 = 305956
Step 447: 305956 + 686 = 306642
Step 448: 306642 + 686 = 307328
Step 449: 307328 + 686 = 308014
Step 450: 308014 + 686 = 308700
Step 451: 308700 + 686 = 309386
Step 452: 309386 + 686 = 310072
Step 453: 310072 + 686 = 310758
Step 454: 310758 + 686 = 311444
Step 455: 311444 + 686 = 312130
Step 456: 312130 + 686 = 312816
Step 457: 312816 + 686 = 313502
Step 458: 313502 + 686 = 314188
Step 459: 314188 + 686 = 314874
Step 460: 314874 + 686 = 315560
Step 461: 315560 + 686 = 316246
Step 462: 316246 + 686 = 316932
Step 463: 316932 + 686 = 317618
Step 464: 317618 + 686 = 318304
Step 465: 318304 + 686 = 318990
Step 466: 318990 + 686 = 319676
Step 467: 319676 + 686 = 320362
Step 468: 320362 + 686 = 321048
Step 469: 321048 + 686 = 321734
Step 470: 321734 + 686 = 322420
Step 471: 322420 + 686 = 323106
Step 472: 323106 + 686 = 323792
Step 473: 323792 + 686 = 324478
Step 474: 324478 + 686 = 325164
Step 475: 325164 + 686 = 325850
Step 476: 325850 + 686 = 326536
Step 477: 326536 + 686 = 327222
Step 478: 327222 + 686 = 327908
Step 479: 327908 + 686 = 328594
Step 480: 328594 + 686 = 329280
Step 481: 329280 + 686 = 329966
Step 482: 329966 + 686 = 330652
Step 483: 330652 + 686 = 331338
Step 484: 331338 + 686 = 332024
Step 485: 332024 + 686 = 332710
Step 486: 332710 + 686 = 333396

So, 686*486 = 333396