Alright, let's solve this math problem step by step. First, we have the number 868. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 455. So, we're going to take the number 868 and add it to itself 455 times.
Step 1: 0 + 868 = 868
Step 2: 868 + 868 = 1736
Step 3: 1736 + 868 = 2604
Step 4: 2604 + 868 = 3472
Step 5: 3472 + 868 = 4340
Step 6: 4340 + 868 = 5208
Step 7: 5208 + 868 = 6076
Step 8: 6076 + 868 = 6944
Step 9: 6944 + 868 = 7812
Step 10: 7812 + 868 = 8680
Step 11: 8680 + 868 = 9548
Step 12: 9548 + 868 = 10416
Step 13: 10416 + 868 = 11284
Step 14: 11284 + 868 = 12152
Step 15: 12152 + 868 = 13020
Step 16: 13020 + 868 = 13888
Step 17: 13888 + 868 = 14756
Step 18: 14756 + 868 = 15624
Step 19: 15624 + 868 = 16492
Step 20: 16492 + 868 = 17360
Step 21: 17360 + 868 = 18228
Step 22: 18228 + 868 = 19096
Step 23: 19096 + 868 = 19964
Step 24: 19964 + 868 = 20832
Step 25: 20832 + 868 = 21700
Step 26: 21700 + 868 = 22568
Step 27: 22568 + 868 = 23436
Step 28: 23436 + 868 = 24304
Step 29: 24304 + 868 = 25172
Step 30: 25172 + 868 = 26040
Step 31: 26040 + 868 = 26908
Step 32: 26908 + 868 = 27776
Step 33: 27776 + 868 = 28644
Step 34: 28644 + 868 = 29512
Step 35: 29512 + 868 = 30380
Step 36: 30380 + 868 = 31248
Step 37: 31248 + 868 = 32116
Step 38: 32116 + 868 = 32984
Step 39: 32984 + 868 = 33852
Step 40: 33852 + 868 = 34720
Step 41: 34720 + 868 = 35588
Step 42: 35588 + 868 = 36456
Step 43: 36456 + 868 = 37324
Step 44: 37324 + 868 = 38192
Step 45: 38192 + 868 = 39060
Step 46: 39060 + 868 = 39928
Step 47: 39928 + 868 = 40796
Step 48: 40796 + 868 = 41664
Step 49: 41664 + 868 = 42532
Step 50: 42532 + 868 = 43400
Step 51: 43400 + 868 = 44268
Step 52: 44268 + 868 = 45136
Step 53: 45136 + 868 = 46004
Step 54: 46004 + 868 = 46872
Step 55: 46872 + 868 = 47740
Step 56: 47740 + 868 = 48608
Step 57: 48608 + 868 = 49476
Step 58: 49476 + 868 = 50344
Step 59: 50344 + 868 = 51212
Step 60: 51212 + 868 = 52080
Step 61: 52080 + 868 = 52948
Step 62: 52948 + 868 = 53816
Step 63: 53816 + 868 = 54684
Step 64: 54684 + 868 = 55552
Step 65: 55552 + 868 = 56420
Step 66: 56420 + 868 = 57288
Step 67: 57288 + 868 = 58156
Step 68: 58156 + 868 = 59024
Step 69: 59024 + 868 = 59892
Step 70: 59892 + 868 = 60760
Step 71: 60760 + 868 = 61628
Step 72: 61628 + 868 = 62496
Step 73: 62496 + 868 = 63364
Step 74: 63364 + 868 = 64232
Step 75: 64232 + 868 = 65100
Step 76: 65100 + 868 = 65968
Step 77: 65968 + 868 = 66836
Step 78: 66836 + 868 = 67704
Step 79: 67704 + 868 = 68572
Step 80: 68572 + 868 = 69440
Step 81: 69440 + 868 = 70308
Step 82: 70308 + 868 = 71176
Step 83: 71176 + 868 = 72044
Step 84: 72044 + 868 = 72912
Step 85: 72912 + 868 = 73780
Step 86: 73780 + 868 = 74648
Step 87: 74648 + 868 = 75516
Step 88: 75516 + 868 = 76384
Step 89: 76384 + 868 = 77252
Step 90: 77252 + 868 = 78120
Step 91: 78120 + 868 = 78988
Step 92: 78988 + 868 = 79856
Step 93: 79856 + 868 = 80724
Step 94: 80724 + 868 = 81592
Step 95: 81592 + 868 = 82460
Step 96: 82460 + 868 = 83328
Step 97: 83328 + 868 = 84196
Step 98: 84196 + 868 = 85064
Step 99: 85064 + 868 = 85932
Step 100: 85932 + 868 = 86800
Step 101: 86800 + 868 = 87668
Step 102: 87668 + 868 = 88536
Step 103: 88536 + 868 = 89404
Step 104: 89404 + 868 = 90272
Step 105: 90272 + 868 = 91140
Step 106: 91140 + 868 = 92008
Step 107: 92008 + 868 = 92876
Step 108: 92876 + 868 = 93744
Step 109: 93744 + 868 = 94612
Step 110: 94612 + 868 = 95480
Step 111: 95480 + 868 = 96348
Step 112: 96348 + 868 = 97216
Step 113: 97216 + 868 = 98084
Step 114: 98084 + 868 = 98952
Step 115: 98952 + 868 = 99820
Step 116: 99820 + 868 = 100688
Step 117: 100688 + 868 = 101556
Step 118: 101556 + 868 = 102424
Step 119: 102424 + 868 = 103292
Step 120: 103292 + 868 = 104160
Step 121: 104160 + 868 = 105028
Step 122: 105028 + 868 = 105896
Step 123: 105896 + 868 = 106764
Step 124: 106764 + 868 = 107632
Step 125: 107632 + 868 = 108500
Step 126: 108500 + 868 = 109368
Step 127: 109368 + 868 = 110236
Step 128: 110236 + 868 = 111104
Step 129: 111104 + 868 = 111972
Step 130: 111972 + 868 = 112840
Step 131: 112840 + 868 = 113708
Step 132: 113708 + 868 = 114576
Step 133: 114576 + 868 = 115444
Step 134: 115444 + 868 = 116312
Step 135: 116312 + 868 = 117180
Step 136: 117180 + 868 = 118048
Step 137: 118048 + 868 = 118916
Step 138: 118916 + 868 = 119784
Step 139: 119784 + 868 = 120652
Step 140: 120652 + 868 = 121520
Step 141: 121520 + 868 = 122388
Step 142: 122388 + 868 = 123256
Step 143: 123256 + 868 = 124124
Step 144: 124124 + 868 = 124992
Step 145: 124992 + 868 = 125860
Step 146: 125860 + 868 = 126728
Step 147: 126728 + 868 = 127596
Step 148: 127596 + 868 = 128464
Step 149: 128464 + 868 = 129332
Step 150: 129332 + 868 = 130200
Step 151: 130200 + 868 = 131068
Step 152: 131068 + 868 = 131936
Step 153: 131936 + 868 = 132804
Step 154: 132804 + 868 = 133672
Step 155: 133672 + 868 = 134540
Step 156: 134540 + 868 = 135408
Step 157: 135408 + 868 = 136276
Step 158: 136276 + 868 = 137144
Step 159: 137144 + 868 = 138012
Step 160: 138012 + 868 = 138880
Step 161: 138880 + 868 = 139748
Step 162: 139748 + 868 = 140616
Step 163: 140616 + 868 = 141484
Step 164: 141484 + 868 = 142352
Step 165: 142352 + 868 = 143220
Step 166: 143220 + 868 = 144088
Step 167: 144088 + 868 = 144956
Step 168: 144956 + 868 = 145824
Step 169: 145824 + 868 = 146692
Step 170: 146692 + 868 = 147560
Step 171: 147560 + 868 = 148428
Step 172: 148428 + 868 = 149296
Step 173: 149296 + 868 = 150164
Step 174: 150164 + 868 = 151032
Step 175: 151032 + 868 = 151900
Step 176: 151900 + 868 = 152768
Step 177: 152768 + 868 = 153636
Step 178: 153636 + 868 = 154504
Step 179: 154504 + 868 = 155372
Step 180: 155372 + 868 = 156240
Step 181: 156240 + 868 = 157108
Step 182: 157108 + 868 = 157976
Step 183: 157976 + 868 = 158844
Step 184: 158844 + 868 = 159712
Step 185: 159712 + 868 = 160580
Step 186: 160580 + 868 = 161448
Step 187: 161448 + 868 = 162316
Step 188: 162316 + 868 = 163184
Step 189: 163184 + 868 = 164052
Step 190: 164052 + 868 = 164920
Step 191: 164920 + 868 = 165788
Step 192: 165788 + 868 = 166656
Step 193: 166656 + 868 = 167524
Step 194: 167524 + 868 = 168392
Step 195: 168392 + 868 = 169260
Step 196: 169260 + 868 = 170128
Step 197: 170128 + 868 = 170996
Step 198: 170996 + 868 = 171864
Step 199: 171864 + 868 = 172732
Step 200: 172732 + 868 = 173600
Step 201: 173600 + 868 = 174468
Step 202: 174468 + 868 = 175336
Step 203: 175336 + 868 = 176204
Step 204: 176204 + 868 = 177072
Step 205: 177072 + 868 = 177940
Step 206: 177940 + 868 = 178808
Step 207: 178808 + 868 = 179676
Step 208: 179676 + 868 = 180544
Step 209: 180544 + 868 = 181412
Step 210: 181412 + 868 = 182280
Step 211: 182280 + 868 = 183148
Step 212: 183148 + 868 = 184016
Step 213: 184016 + 868 = 184884
Step 214: 184884 + 868 = 185752
Step 215: 185752 + 868 = 186620
Step 216: 186620 + 868 = 187488
Step 217: 187488 + 868 = 188356
Step 218: 188356 + 868 = 189224
Step 219: 189224 + 868 = 190092
Step 220: 190092 + 868 = 190960
Step 221: 190960 + 868 = 191828
Step 222: 191828 + 868 = 192696
Step 223: 192696 + 868 = 193564
Step 224: 193564 + 868 = 194432
Step 225: 194432 + 868 = 195300
Step 226: 195300 + 868 = 196168
Step 227: 196168 + 868 = 197036
Step 228: 197036 + 868 = 197904
Step 229: 197904 + 868 = 198772
Step 230: 198772 + 868 = 199640
Step 231: 199640 + 868 = 200508
Step 232: 200508 + 868 = 201376
Step 233: 201376 + 868 = 202244
Step 234: 202244 + 868 = 203112
Step 235: 203112 + 868 = 203980
Step 236: 203980 + 868 = 204848
Step 237: 204848 + 868 = 205716
Step 238: 205716 + 868 = 206584
Step 239: 206584 + 868 = 207452
Step 240: 207452 + 868 = 208320
Step 241: 208320 + 868 = 209188
Step 242: 209188 + 868 = 210056
Step 243: 210056 + 868 = 210924
Step 244: 210924 + 868 = 211792
Step 245: 211792 + 868 = 212660
Step 246: 212660 + 868 = 213528
Step 247: 213528 + 868 = 214396
Step 248: 214396 + 868 = 215264
Step 249: 215264 + 868 = 216132
Step 250: 216132 + 868 = 217000
Step 251: 217000 + 868 = 217868
Step 252: 217868 + 868 = 218736
Step 253: 218736 + 868 = 219604
Step 254: 219604 + 868 = 220472
Step 255: 220472 + 868 = 221340
Step 256: 221340 + 868 = 222208
Step 257: 222208 + 868 = 223076
Step 258: 223076 + 868 = 223944
Step 259: 223944 + 868 = 224812
Step 260: 224812 + 868 = 225680
Step 261: 225680 + 868 = 226548
Step 262: 226548 + 868 = 227416
Step 263: 227416 + 868 = 228284
Step 264: 228284 + 868 = 229152
Step 265: 229152 + 868 = 230020
Step 266: 230020 + 868 = 230888
Step 267: 230888 + 868 = 231756
Step 268: 231756 + 868 = 232624
Step 269: 232624 + 868 = 233492
Step 270: 233492 + 868 = 234360
Step 271: 234360 + 868 = 235228
Step 272: 235228 + 868 = 236096
Step 273: 236096 + 868 = 236964
Step 274: 236964 + 868 = 237832
Step 275: 237832 + 868 = 238700
Step 276: 238700 + 868 = 239568
Step 277: 239568 + 868 = 240436
Step 278: 240436 + 868 = 241304
Step 279: 241304 + 868 = 242172
Step 280: 242172 + 868 = 243040
Step 281: 243040 + 868 = 243908
Step 282: 243908 + 868 = 244776
Step 283: 244776 + 868 = 245644
Step 284: 245644 + 868 = 246512
Step 285: 246512 + 868 = 247380
Step 286: 247380 + 868 = 248248
Step 287: 248248 + 868 = 249116
Step 288: 249116 + 868 = 249984
Step 289: 249984 + 868 = 250852
Step 290: 250852 + 868 = 251720
Step 291: 251720 + 868 = 252588
Step 292: 252588 + 868 = 253456
Step 293: 253456 + 868 = 254324
Step 294: 254324 + 868 = 255192
Step 295: 255192 + 868 = 256060
Step 296: 256060 + 868 = 256928
Step 297: 256928 + 868 = 257796
Step 298: 257796 + 868 = 258664
Step 299: 258664 + 868 = 259532
Step 300: 259532 + 868 = 260400
Step 301: 260400 + 868 = 261268
Step 302: 261268 + 868 = 262136
Step 303: 262136 + 868 = 263004
Step 304: 263004 + 868 = 263872
Step 305: 263872 + 868 = 264740
Step 306: 264740 + 868 = 265608
Step 307: 265608 + 868 = 266476
Step 308: 266476 + 868 = 267344
Step 309: 267344 + 868 = 268212
Step 310: 268212 + 868 = 269080
Step 311: 269080 + 868 = 269948
Step 312: 269948 + 868 = 270816
Step 313: 270816 + 868 = 271684
Step 314: 271684 + 868 = 272552
Step 315: 272552 + 868 = 273420
Step 316: 273420 + 868 = 274288
Step 317: 274288 + 868 = 275156
Step 318: 275156 + 868 = 276024
Step 319: 276024 + 868 = 276892
Step 320: 276892 + 868 = 277760
Step 321: 277760 + 868 = 278628
Step 322: 278628 + 868 = 279496
Step 323: 279496 + 868 = 280364
Step 324: 280364 + 868 = 281232
Step 325: 281232 + 868 = 282100
Step 326: 282100 + 868 = 282968
Step 327: 282968 + 868 = 283836
Step 328: 283836 + 868 = 284704
Step 329: 284704 + 868 = 285572
Step 330: 285572 + 868 = 286440
Step 331: 286440 + 868 = 287308
Step 332: 287308 + 868 = 288176
Step 333: 288176 + 868 = 289044
Step 334: 289044 + 868 = 289912
Step 335: 289912 + 868 = 290780
Step 336: 290780 + 868 = 291648
Step 337: 291648 + 868 = 292516
Step 338: 292516 + 868 = 293384
Step 339: 293384 + 868 = 294252
Step 340: 294252 + 868 = 295120
Step 341: 295120 + 868 = 295988
Step 342: 295988 + 868 = 296856
Step 343: 296856 + 868 = 297724
Step 344: 297724 + 868 = 298592
Step 345: 298592 + 868 = 299460
Step 346: 299460 + 868 = 300328
Step 347: 300328 + 868 = 301196
Step 348: 301196 + 868 = 302064
Step 349: 302064 + 868 = 302932
Step 350: 302932 + 868 = 303800
Step 351: 303800 + 868 = 304668
Step 352: 304668 + 868 = 305536
Step 353: 305536 + 868 = 306404
Step 354: 306404 + 868 = 307272
Step 355: 307272 + 868 = 308140
Step 356: 308140 + 868 = 309008
Step 357: 309008 + 868 = 309876
Step 358: 309876 + 868 = 310744
Step 359: 310744 + 868 = 311612
Step 360: 311612 + 868 = 312480
Step 361: 312480 + 868 = 313348
Step 362: 313348 + 868 = 314216
Step 363: 314216 + 868 = 315084
Step 364: 315084 + 868 = 315952
Step 365: 315952 + 868 = 316820
Step 366: 316820 + 868 = 317688
Step 367: 317688 + 868 = 318556
Step 368: 318556 + 868 = 319424
Step 369: 319424 + 868 = 320292
Step 370: 320292 + 868 = 321160
Step 371: 321160 + 868 = 322028
Step 372: 322028 + 868 = 322896
Step 373: 322896 + 868 = 323764
Step 374: 323764 + 868 = 324632
Step 375: 324632 + 868 = 325500
Step 376: 325500 + 868 = 326368
Step 377: 326368 + 868 = 327236
Step 378: 327236 + 868 = 328104
Step 379: 328104 + 868 = 328972
Step 380: 328972 + 868 = 329840
Step 381: 329840 + 868 = 330708
Step 382: 330708 + 868 = 331576
Step 383: 331576 + 868 = 332444
Step 384: 332444 + 868 = 333312
Step 385: 333312 + 868 = 334180
Step 386: 334180 + 868 = 335048
Step 387: 335048 + 868 = 335916
Step 388: 335916 + 868 = 336784
Step 389: 336784 + 868 = 337652
Step 390: 337652 + 868 = 338520
Step 391: 338520 + 868 = 339388
Step 392: 339388 + 868 = 340256
Step 393: 340256 + 868 = 341124
Step 394: 341124 + 868 = 341992
Step 395: 341992 + 868 = 342860
Step 396: 342860 + 868 = 343728
Step 397: 343728 + 868 = 344596
Step 398: 344596 + 868 = 345464
Step 399: 345464 + 868 = 346332
Step 400: 346332 + 868 = 347200
Step 401: 347200 + 868 = 348068
Step 402: 348068 + 868 = 348936
Step 403: 348936 + 868 = 349804
Step 404: 349804 + 868 = 350672
Step 405: 350672 + 868 = 351540
Step 406: 351540 + 868 = 352408
Step 407: 352408 + 868 = 353276
Step 408: 353276 + 868 = 354144
Step 409: 354144 + 868 = 355012
Step 410: 355012 + 868 = 355880
Step 411: 355880 + 868 = 356748
Step 412: 356748 + 868 = 357616
Step 413: 357616 + 868 = 358484
Step 414: 358484 + 868 = 359352
Step 415: 359352 + 868 = 360220
Step 416: 360220 + 868 = 361088
Step 417: 361088 + 868 = 361956
Step 418: 361956 + 868 = 362824
Step 419: 362824 + 868 = 363692
Step 420: 363692 + 868 = 364560
Step 421: 364560 + 868 = 365428
Step 422: 365428 + 868 = 366296
Step 423: 366296 + 868 = 367164
Step 424: 367164 + 868 = 368032
Step 425: 368032 + 868 = 368900
Step 426: 368900 + 868 = 369768
Step 427: 369768 + 868 = 370636
Step 428: 370636 + 868 = 371504
Step 429: 371504 + 868 = 372372
Step 430: 372372 + 868 = 373240
Step 431: 373240 + 868 = 374108
Step 432: 374108 + 868 = 374976
Step 433: 374976 + 868 = 375844
Step 434: 375844 + 868 = 376712
Step 435: 376712 + 868 = 377580
Step 436: 377580 + 868 = 378448
Step 437: 378448 + 868 = 379316
Step 438: 379316 + 868 = 380184
Step 439: 380184 + 868 = 381052
Step 440: 381052 + 868 = 381920
Step 441: 381920 + 868 = 382788
Step 442: 382788 + 868 = 383656
Step 443: 383656 + 868 = 384524
Step 444: 384524 + 868 = 385392
Step 445: 385392 + 868 = 386260
Step 446: 386260 + 868 = 387128
Step 447: 387128 + 868 = 387996
Step 448: 387996 + 868 = 388864
Step 449: 388864 + 868 = 389732
Step 450: 389732 + 868 = 390600
Step 451: 390600 + 868 = 391468
Step 452: 391468 + 868 = 392336
Step 453: 392336 + 868 = 393204
Step 454: 393204 + 868 = 394072
Step 455: 394072 + 868 = 394940

So, 868*455 = 394940