Alright, let's solve this math problem step by step. First, we have the number 647. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 448. So, we're going to take the number 647 and add it to itself 448 times.
Step 1: 0 + 647 = 647
Step 2: 647 + 647 = 1294
Step 3: 1294 + 647 = 1941
Step 4: 1941 + 647 = 2588
Step 5: 2588 + 647 = 3235
Step 6: 3235 + 647 = 3882
Step 7: 3882 + 647 = 4529
Step 8: 4529 + 647 = 5176
Step 9: 5176 + 647 = 5823
Step 10: 5823 + 647 = 6470
Step 11: 6470 + 647 = 7117
Step 12: 7117 + 647 = 7764
Step 13: 7764 + 647 = 8411
Step 14: 8411 + 647 = 9058
Step 15: 9058 + 647 = 9705
Step 16: 9705 + 647 = 10352
Step 17: 10352 + 647 = 10999
Step 18: 10999 + 647 = 11646
Step 19: 11646 + 647 = 12293
Step 20: 12293 + 647 = 12940
Step 21: 12940 + 647 = 13587
Step 22: 13587 + 647 = 14234
Step 23: 14234 + 647 = 14881
Step 24: 14881 + 647 = 15528
Step 25: 15528 + 647 = 16175
Step 26: 16175 + 647 = 16822
Step 27: 16822 + 647 = 17469
Step 28: 17469 + 647 = 18116
Step 29: 18116 + 647 = 18763
Step 30: 18763 + 647 = 19410
Step 31: 19410 + 647 = 20057
Step 32: 20057 + 647 = 20704
Step 33: 20704 + 647 = 21351
Step 34: 21351 + 647 = 21998
Step 35: 21998 + 647 = 22645
Step 36: 22645 + 647 = 23292
Step 37: 23292 + 647 = 23939
Step 38: 23939 + 647 = 24586
Step 39: 24586 + 647 = 25233
Step 40: 25233 + 647 = 25880
Step 41: 25880 + 647 = 26527
Step 42: 26527 + 647 = 27174
Step 43: 27174 + 647 = 27821
Step 44: 27821 + 647 = 28468
Step 45: 28468 + 647 = 29115
Step 46: 29115 + 647 = 29762
Step 47: 29762 + 647 = 30409
Step 48: 30409 + 647 = 31056
Step 49: 31056 + 647 = 31703
Step 50: 31703 + 647 = 32350
Step 51: 32350 + 647 = 32997
Step 52: 32997 + 647 = 33644
Step 53: 33644 + 647 = 34291
Step 54: 34291 + 647 = 34938
Step 55: 34938 + 647 = 35585
Step 56: 35585 + 647 = 36232
Step 57: 36232 + 647 = 36879
Step 58: 36879 + 647 = 37526
Step 59: 37526 + 647 = 38173
Step 60: 38173 + 647 = 38820
Step 61: 38820 + 647 = 39467
Step 62: 39467 + 647 = 40114
Step 63: 40114 + 647 = 40761
Step 64: 40761 + 647 = 41408
Step 65: 41408 + 647 = 42055
Step 66: 42055 + 647 = 42702
Step 67: 42702 + 647 = 43349
Step 68: 43349 + 647 = 43996
Step 69: 43996 + 647 = 44643
Step 70: 44643 + 647 = 45290
Step 71: 45290 + 647 = 45937
Step 72: 45937 + 647 = 46584
Step 73: 46584 + 647 = 47231
Step 74: 47231 + 647 = 47878
Step 75: 47878 + 647 = 48525
Step 76: 48525 + 647 = 49172
Step 77: 49172 + 647 = 49819
Step 78: 49819 + 647 = 50466
Step 79: 50466 + 647 = 51113
Step 80: 51113 + 647 = 51760
Step 81: 51760 + 647 = 52407
Step 82: 52407 + 647 = 53054
Step 83: 53054 + 647 = 53701
Step 84: 53701 + 647 = 54348
Step 85: 54348 + 647 = 54995
Step 86: 54995 + 647 = 55642
Step 87: 55642 + 647 = 56289
Step 88: 56289 + 647 = 56936
Step 89: 56936 + 647 = 57583
Step 90: 57583 + 647 = 58230
Step 91: 58230 + 647 = 58877
Step 92: 58877 + 647 = 59524
Step 93: 59524 + 647 = 60171
Step 94: 60171 + 647 = 60818
Step 95: 60818 + 647 = 61465
Step 96: 61465 + 647 = 62112
Step 97: 62112 + 647 = 62759
Step 98: 62759 + 647 = 63406
Step 99: 63406 + 647 = 64053
Step 100: 64053 + 647 = 64700
Step 101: 64700 + 647 = 65347
Step 102: 65347 + 647 = 65994
Step 103: 65994 + 647 = 66641
Step 104: 66641 + 647 = 67288
Step 105: 67288 + 647 = 67935
Step 106: 67935 + 647 = 68582
Step 107: 68582 + 647 = 69229
Step 108: 69229 + 647 = 69876
Step 109: 69876 + 647 = 70523
Step 110: 70523 + 647 = 71170
Step 111: 71170 + 647 = 71817
Step 112: 71817 + 647 = 72464
Step 113: 72464 + 647 = 73111
Step 114: 73111 + 647 = 73758
Step 115: 73758 + 647 = 74405
Step 116: 74405 + 647 = 75052
Step 117: 75052 + 647 = 75699
Step 118: 75699 + 647 = 76346
Step 119: 76346 + 647 = 76993
Step 120: 76993 + 647 = 77640
Step 121: 77640 + 647 = 78287
Step 122: 78287 + 647 = 78934
Step 123: 78934 + 647 = 79581
Step 124: 79581 + 647 = 80228
Step 125: 80228 + 647 = 80875
Step 126: 80875 + 647 = 81522
Step 127: 81522 + 647 = 82169
Step 128: 82169 + 647 = 82816
Step 129: 82816 + 647 = 83463
Step 130: 83463 + 647 = 84110
Step 131: 84110 + 647 = 84757
Step 132: 84757 + 647 = 85404
Step 133: 85404 + 647 = 86051
Step 134: 86051 + 647 = 86698
Step 135: 86698 + 647 = 87345
Step 136: 87345 + 647 = 87992
Step 137: 87992 + 647 = 88639
Step 138: 88639 + 647 = 89286
Step 139: 89286 + 647 = 89933
Step 140: 89933 + 647 = 90580
Step 141: 90580 + 647 = 91227
Step 142: 91227 + 647 = 91874
Step 143: 91874 + 647 = 92521
Step 144: 92521 + 647 = 93168
Step 145: 93168 + 647 = 93815
Step 146: 93815 + 647 = 94462
Step 147: 94462 + 647 = 95109
Step 148: 95109 + 647 = 95756
Step 149: 95756 + 647 = 96403
Step 150: 96403 + 647 = 97050
Step 151: 97050 + 647 = 97697
Step 152: 97697 + 647 = 98344
Step 153: 98344 + 647 = 98991
Step 154: 98991 + 647 = 99638
Step 155: 99638 + 647 = 100285
Step 156: 100285 + 647 = 100932
Step 157: 100932 + 647 = 101579
Step 158: 101579 + 647 = 102226
Step 159: 102226 + 647 = 102873
Step 160: 102873 + 647 = 103520
Step 161: 103520 + 647 = 104167
Step 162: 104167 + 647 = 104814
Step 163: 104814 + 647 = 105461
Step 164: 105461 + 647 = 106108
Step 165: 106108 + 647 = 106755
Step 166: 106755 + 647 = 107402
Step 167: 107402 + 647 = 108049
Step 168: 108049 + 647 = 108696
Step 169: 108696 + 647 = 109343
Step 170: 109343 + 647 = 109990
Step 171: 109990 + 647 = 110637
Step 172: 110637 + 647 = 111284
Step 173: 111284 + 647 = 111931
Step 174: 111931 + 647 = 112578
Step 175: 112578 + 647 = 113225
Step 176: 113225 + 647 = 113872
Step 177: 113872 + 647 = 114519
Step 178: 114519 + 647 = 115166
Step 179: 115166 + 647 = 115813
Step 180: 115813 + 647 = 116460
Step 181: 116460 + 647 = 117107
Step 182: 117107 + 647 = 117754
Step 183: 117754 + 647 = 118401
Step 184: 118401 + 647 = 119048
Step 185: 119048 + 647 = 119695
Step 186: 119695 + 647 = 120342
Step 187: 120342 + 647 = 120989
Step 188: 120989 + 647 = 121636
Step 189: 121636 + 647 = 122283
Step 190: 122283 + 647 = 122930
Step 191: 122930 + 647 = 123577
Step 192: 123577 + 647 = 124224
Step 193: 124224 + 647 = 124871
Step 194: 124871 + 647 = 125518
Step 195: 125518 + 647 = 126165
Step 196: 126165 + 647 = 126812
Step 197: 126812 + 647 = 127459
Step 198: 127459 + 647 = 128106
Step 199: 128106 + 647 = 128753
Step 200: 128753 + 647 = 129400
Step 201: 129400 + 647 = 130047
Step 202: 130047 + 647 = 130694
Step 203: 130694 + 647 = 131341
Step 204: 131341 + 647 = 131988
Step 205: 131988 + 647 = 132635
Step 206: 132635 + 647 = 133282
Step 207: 133282 + 647 = 133929
Step 208: 133929 + 647 = 134576
Step 209: 134576 + 647 = 135223
Step 210: 135223 + 647 = 135870
Step 211: 135870 + 647 = 136517
Step 212: 136517 + 647 = 137164
Step 213: 137164 + 647 = 137811
Step 214: 137811 + 647 = 138458
Step 215: 138458 + 647 = 139105
Step 216: 139105 + 647 = 139752
Step 217: 139752 + 647 = 140399
Step 218: 140399 + 647 = 141046
Step 219: 141046 + 647 = 141693
Step 220: 141693 + 647 = 142340
Step 221: 142340 + 647 = 142987
Step 222: 142987 + 647 = 143634
Step 223: 143634 + 647 = 144281
Step 224: 144281 + 647 = 144928
Step 225: 144928 + 647 = 145575
Step 226: 145575 + 647 = 146222
Step 227: 146222 + 647 = 146869
Step 228: 146869 + 647 = 147516
Step 229: 147516 + 647 = 148163
Step 230: 148163 + 647 = 148810
Step 231: 148810 + 647 = 149457
Step 232: 149457 + 647 = 150104
Step 233: 150104 + 647 = 150751
Step 234: 150751 + 647 = 151398
Step 235: 151398 + 647 = 152045
Step 236: 152045 + 647 = 152692
Step 237: 152692 + 647 = 153339
Step 238: 153339 + 647 = 153986
Step 239: 153986 + 647 = 154633
Step 240: 154633 + 647 = 155280
Step 241: 155280 + 647 = 155927
Step 242: 155927 + 647 = 156574
Step 243: 156574 + 647 = 157221
Step 244: 157221 + 647 = 157868
Step 245: 157868 + 647 = 158515
Step 246: 158515 + 647 = 159162
Step 247: 159162 + 647 = 159809
Step 248: 159809 + 647 = 160456
Step 249: 160456 + 647 = 161103
Step 250: 161103 + 647 = 161750
Step 251: 161750 + 647 = 162397
Step 252: 162397 + 647 = 163044
Step 253: 163044 + 647 = 163691
Step 254: 163691 + 647 = 164338
Step 255: 164338 + 647 = 164985
Step 256: 164985 + 647 = 165632
Step 257: 165632 + 647 = 166279
Step 258: 166279 + 647 = 166926
Step 259: 166926 + 647 = 167573
Step 260: 167573 + 647 = 168220
Step 261: 168220 + 647 = 168867
Step 262: 168867 + 647 = 169514
Step 263: 169514 + 647 = 170161
Step 264: 170161 + 647 = 170808
Step 265: 170808 + 647 = 171455
Step 266: 171455 + 647 = 172102
Step 267: 172102 + 647 = 172749
Step 268: 172749 + 647 = 173396
Step 269: 173396 + 647 = 174043
Step 270: 174043 + 647 = 174690
Step 271: 174690 + 647 = 175337
Step 272: 175337 + 647 = 175984
Step 273: 175984 + 647 = 176631
Step 274: 176631 + 647 = 177278
Step 275: 177278 + 647 = 177925
Step 276: 177925 + 647 = 178572
Step 277: 178572 + 647 = 179219
Step 278: 179219 + 647 = 179866
Step 279: 179866 + 647 = 180513
Step 280: 180513 + 647 = 181160
Step 281: 181160 + 647 = 181807
Step 282: 181807 + 647 = 182454
Step 283: 182454 + 647 = 183101
Step 284: 183101 + 647 = 183748
Step 285: 183748 + 647 = 184395
Step 286: 184395 + 647 = 185042
Step 287: 185042 + 647 = 185689
Step 288: 185689 + 647 = 186336
Step 289: 186336 + 647 = 186983
Step 290: 186983 + 647 = 187630
Step 291: 187630 + 647 = 188277
Step 292: 188277 + 647 = 188924
Step 293: 188924 + 647 = 189571
Step 294: 189571 + 647 = 190218
Step 295: 190218 + 647 = 190865
Step 296: 190865 + 647 = 191512
Step 297: 191512 + 647 = 192159
Step 298: 192159 + 647 = 192806
Step 299: 192806 + 647 = 193453
Step 300: 193453 + 647 = 194100
Step 301: 194100 + 647 = 194747
Step 302: 194747 + 647 = 195394
Step 303: 195394 + 647 = 196041
Step 304: 196041 + 647 = 196688
Step 305: 196688 + 647 = 197335
Step 306: 197335 + 647 = 197982
Step 307: 197982 + 647 = 198629
Step 308: 198629 + 647 = 199276
Step 309: 199276 + 647 = 199923
Step 310: 199923 + 647 = 200570
Step 311: 200570 + 647 = 201217
Step 312: 201217 + 647 = 201864
Step 313: 201864 + 647 = 202511
Step 314: 202511 + 647 = 203158
Step 315: 203158 + 647 = 203805
Step 316: 203805 + 647 = 204452
Step 317: 204452 + 647 = 205099
Step 318: 205099 + 647 = 205746
Step 319: 205746 + 647 = 206393
Step 320: 206393 + 647 = 207040
Step 321: 207040 + 647 = 207687
Step 322: 207687 + 647 = 208334
Step 323: 208334 + 647 = 208981
Step 324: 208981 + 647 = 209628
Step 325: 209628 + 647 = 210275
Step 326: 210275 + 647 = 210922
Step 327: 210922 + 647 = 211569
Step 328: 211569 + 647 = 212216
Step 329: 212216 + 647 = 212863
Step 330: 212863 + 647 = 213510
Step 331: 213510 + 647 = 214157
Step 332: 214157 + 647 = 214804
Step 333: 214804 + 647 = 215451
Step 334: 215451 + 647 = 216098
Step 335: 216098 + 647 = 216745
Step 336: 216745 + 647 = 217392
Step 337: 217392 + 647 = 218039
Step 338: 218039 + 647 = 218686
Step 339: 218686 + 647 = 219333
Step 340: 219333 + 647 = 219980
Step 341: 219980 + 647 = 220627
Step 342: 220627 + 647 = 221274
Step 343: 221274 + 647 = 221921
Step 344: 221921 + 647 = 222568
Step 345: 222568 + 647 = 223215
Step 346: 223215 + 647 = 223862
Step 347: 223862 + 647 = 224509
Step 348: 224509 + 647 = 225156
Step 349: 225156 + 647 = 225803
Step 350: 225803 + 647 = 226450
Step 351: 226450 + 647 = 227097
Step 352: 227097 + 647 = 227744
Step 353: 227744 + 647 = 228391
Step 354: 228391 + 647 = 229038
Step 355: 229038 + 647 = 229685
Step 356: 229685 + 647 = 230332
Step 357: 230332 + 647 = 230979
Step 358: 230979 + 647 = 231626
Step 359: 231626 + 647 = 232273
Step 360: 232273 + 647 = 232920
Step 361: 232920 + 647 = 233567
Step 362: 233567 + 647 = 234214
Step 363: 234214 + 647 = 234861
Step 364: 234861 + 647 = 235508
Step 365: 235508 + 647 = 236155
Step 366: 236155 + 647 = 236802
Step 367: 236802 + 647 = 237449
Step 368: 237449 + 647 = 238096
Step 369: 238096 + 647 = 238743
Step 370: 238743 + 647 = 239390
Step 371: 239390 + 647 = 240037
Step 372: 240037 + 647 = 240684
Step 373: 240684 + 647 = 241331
Step 374: 241331 + 647 = 241978
Step 375: 241978 + 647 = 242625
Step 376: 242625 + 647 = 243272
Step 377: 243272 + 647 = 243919
Step 378: 243919 + 647 = 244566
Step 379: 244566 + 647 = 245213
Step 380: 245213 + 647 = 245860
Step 381: 245860 + 647 = 246507
Step 382: 246507 + 647 = 247154
Step 383: 247154 + 647 = 247801
Step 384: 247801 + 647 = 248448
Step 385: 248448 + 647 = 249095
Step 386: 249095 + 647 = 249742
Step 387: 249742 + 647 = 250389
Step 388: 250389 + 647 = 251036
Step 389: 251036 + 647 = 251683
Step 390: 251683 + 647 = 252330
Step 391: 252330 + 647 = 252977
Step 392: 252977 + 647 = 253624
Step 393: 253624 + 647 = 254271
Step 394: 254271 + 647 = 254918
Step 395: 254918 + 647 = 255565
Step 396: 255565 + 647 = 256212
Step 397: 256212 + 647 = 256859
Step 398: 256859 + 647 = 257506
Step 399: 257506 + 647 = 258153
Step 400: 258153 + 647 = 258800
Step 401: 258800 + 647 = 259447
Step 402: 259447 + 647 = 260094
Step 403: 260094 + 647 = 260741
Step 404: 260741 + 647 = 261388
Step 405: 261388 + 647 = 262035
Step 406: 262035 + 647 = 262682
Step 407: 262682 + 647 = 263329
Step 408: 263329 + 647 = 263976
Step 409: 263976 + 647 = 264623
Step 410: 264623 + 647 = 265270
Step 411: 265270 + 647 = 265917
Step 412: 265917 + 647 = 266564
Step 413: 266564 + 647 = 267211
Step 414: 267211 + 647 = 267858
Step 415: 267858 + 647 = 268505
Step 416: 268505 + 647 = 269152
Step 417: 269152 + 647 = 269799
Step 418: 269799 + 647 = 270446
Step 419: 270446 + 647 = 271093
Step 420: 271093 + 647 = 271740
Step 421: 271740 + 647 = 272387
Step 422: 272387 + 647 = 273034
Step 423: 273034 + 647 = 273681
Step 424: 273681 + 647 = 274328
Step 425: 274328 + 647 = 274975
Step 426: 274975 + 647 = 275622
Step 427: 275622 + 647 = 276269
Step 428: 276269 + 647 = 276916
Step 429: 276916 + 647 = 277563
Step 430: 277563 + 647 = 278210
Step 431: 278210 + 647 = 278857
Step 432: 278857 + 647 = 279504
Step 433: 279504 + 647 = 280151
Step 434: 280151 + 647 = 280798
Step 435: 280798 + 647 = 281445
Step 436: 281445 + 647 = 282092
Step 437: 282092 + 647 = 282739
Step 438: 282739 + 647 = 283386
Step 439: 283386 + 647 = 284033
Step 440: 284033 + 647 = 284680
Step 441: 284680 + 647 = 285327
Step 442: 285327 + 647 = 285974
Step 443: 285974 + 647 = 286621
Step 444: 286621 + 647 = 287268
Step 445: 287268 + 647 = 287915
Step 446: 287915 + 647 = 288562
Step 447: 288562 + 647 = 289209
Step 448: 289209 + 647 = 289856

So, 647*448 = 289856