Alright, let's solve this math problem step by step. First, we have the number 785. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 457. So, we're going to take the number 785 and add it to itself 457 times.
Step 1: 0 + 785 = 785
Step 2: 785 + 785 = 1570
Step 3: 1570 + 785 = 2355
Step 4: 2355 + 785 = 3140
Step 5: 3140 + 785 = 3925
Step 6: 3925 + 785 = 4710
Step 7: 4710 + 785 = 5495
Step 8: 5495 + 785 = 6280
Step 9: 6280 + 785 = 7065
Step 10: 7065 + 785 = 7850
Step 11: 7850 + 785 = 8635
Step 12: 8635 + 785 = 9420
Step 13: 9420 + 785 = 10205
Step 14: 10205 + 785 = 10990
Step 15: 10990 + 785 = 11775
Step 16: 11775 + 785 = 12560
Step 17: 12560 + 785 = 13345
Step 18: 13345 + 785 = 14130
Step 19: 14130 + 785 = 14915
Step 20: 14915 + 785 = 15700
Step 21: 15700 + 785 = 16485
Step 22: 16485 + 785 = 17270
Step 23: 17270 + 785 = 18055
Step 24: 18055 + 785 = 18840
Step 25: 18840 + 785 = 19625
Step 26: 19625 + 785 = 20410
Step 27: 20410 + 785 = 21195
Step 28: 21195 + 785 = 21980
Step 29: 21980 + 785 = 22765
Step 30: 22765 + 785 = 23550
Step 31: 23550 + 785 = 24335
Step 32: 24335 + 785 = 25120
Step 33: 25120 + 785 = 25905
Step 34: 25905 + 785 = 26690
Step 35: 26690 + 785 = 27475
Step 36: 27475 + 785 = 28260
Step 37: 28260 + 785 = 29045
Step 38: 29045 + 785 = 29830
Step 39: 29830 + 785 = 30615
Step 40: 30615 + 785 = 31400
Step 41: 31400 + 785 = 32185
Step 42: 32185 + 785 = 32970
Step 43: 32970 + 785 = 33755
Step 44: 33755 + 785 = 34540
Step 45: 34540 + 785 = 35325
Step 46: 35325 + 785 = 36110
Step 47: 36110 + 785 = 36895
Step 48: 36895 + 785 = 37680
Step 49: 37680 + 785 = 38465
Step 50: 38465 + 785 = 39250
Step 51: 39250 + 785 = 40035
Step 52: 40035 + 785 = 40820
Step 53: 40820 + 785 = 41605
Step 54: 41605 + 785 = 42390
Step 55: 42390 + 785 = 43175
Step 56: 43175 + 785 = 43960
Step 57: 43960 + 785 = 44745
Step 58: 44745 + 785 = 45530
Step 59: 45530 + 785 = 46315
Step 60: 46315 + 785 = 47100
Step 61: 47100 + 785 = 47885
Step 62: 47885 + 785 = 48670
Step 63: 48670 + 785 = 49455
Step 64: 49455 + 785 = 50240
Step 65: 50240 + 785 = 51025
Step 66: 51025 + 785 = 51810
Step 67: 51810 + 785 = 52595
Step 68: 52595 + 785 = 53380
Step 69: 53380 + 785 = 54165
Step 70: 54165 + 785 = 54950
Step 71: 54950 + 785 = 55735
Step 72: 55735 + 785 = 56520
Step 73: 56520 + 785 = 57305
Step 74: 57305 + 785 = 58090
Step 75: 58090 + 785 = 58875
Step 76: 58875 + 785 = 59660
Step 77: 59660 + 785 = 60445
Step 78: 60445 + 785 = 61230
Step 79: 61230 + 785 = 62015
Step 80: 62015 + 785 = 62800
Step 81: 62800 + 785 = 63585
Step 82: 63585 + 785 = 64370
Step 83: 64370 + 785 = 65155
Step 84: 65155 + 785 = 65940
Step 85: 65940 + 785 = 66725
Step 86: 66725 + 785 = 67510
Step 87: 67510 + 785 = 68295
Step 88: 68295 + 785 = 69080
Step 89: 69080 + 785 = 69865
Step 90: 69865 + 785 = 70650
Step 91: 70650 + 785 = 71435
Step 92: 71435 + 785 = 72220
Step 93: 72220 + 785 = 73005
Step 94: 73005 + 785 = 73790
Step 95: 73790 + 785 = 74575
Step 96: 74575 + 785 = 75360
Step 97: 75360 + 785 = 76145
Step 98: 76145 + 785 = 76930
Step 99: 76930 + 785 = 77715
Step 100: 77715 + 785 = 78500
Step 101: 78500 + 785 = 79285
Step 102: 79285 + 785 = 80070
Step 103: 80070 + 785 = 80855
Step 104: 80855 + 785 = 81640
Step 105: 81640 + 785 = 82425
Step 106: 82425 + 785 = 83210
Step 107: 83210 + 785 = 83995
Step 108: 83995 + 785 = 84780
Step 109: 84780 + 785 = 85565
Step 110: 85565 + 785 = 86350
Step 111: 86350 + 785 = 87135
Step 112: 87135 + 785 = 87920
Step 113: 87920 + 785 = 88705
Step 114: 88705 + 785 = 89490
Step 115: 89490 + 785 = 90275
Step 116: 90275 + 785 = 91060
Step 117: 91060 + 785 = 91845
Step 118: 91845 + 785 = 92630
Step 119: 92630 + 785 = 93415
Step 120: 93415 + 785 = 94200
Step 121: 94200 + 785 = 94985
Step 122: 94985 + 785 = 95770
Step 123: 95770 + 785 = 96555
Step 124: 96555 + 785 = 97340
Step 125: 97340 + 785 = 98125
Step 126: 98125 + 785 = 98910
Step 127: 98910 + 785 = 99695
Step 128: 99695 + 785 = 100480
Step 129: 100480 + 785 = 101265
Step 130: 101265 + 785 = 102050
Step 131: 102050 + 785 = 102835
Step 132: 102835 + 785 = 103620
Step 133: 103620 + 785 = 104405
Step 134: 104405 + 785 = 105190
Step 135: 105190 + 785 = 105975
Step 136: 105975 + 785 = 106760
Step 137: 106760 + 785 = 107545
Step 138: 107545 + 785 = 108330
Step 139: 108330 + 785 = 109115
Step 140: 109115 + 785 = 109900
Step 141: 109900 + 785 = 110685
Step 142: 110685 + 785 = 111470
Step 143: 111470 + 785 = 112255
Step 144: 112255 + 785 = 113040
Step 145: 113040 + 785 = 113825
Step 146: 113825 + 785 = 114610
Step 147: 114610 + 785 = 115395
Step 148: 115395 + 785 = 116180
Step 149: 116180 + 785 = 116965
Step 150: 116965 + 785 = 117750
Step 151: 117750 + 785 = 118535
Step 152: 118535 + 785 = 119320
Step 153: 119320 + 785 = 120105
Step 154: 120105 + 785 = 120890
Step 155: 120890 + 785 = 121675
Step 156: 121675 + 785 = 122460
Step 157: 122460 + 785 = 123245
Step 158: 123245 + 785 = 124030
Step 159: 124030 + 785 = 124815
Step 160: 124815 + 785 = 125600
Step 161: 125600 + 785 = 126385
Step 162: 126385 + 785 = 127170
Step 163: 127170 + 785 = 127955
Step 164: 127955 + 785 = 128740
Step 165: 128740 + 785 = 129525
Step 166: 129525 + 785 = 130310
Step 167: 130310 + 785 = 131095
Step 168: 131095 + 785 = 131880
Step 169: 131880 + 785 = 132665
Step 170: 132665 + 785 = 133450
Step 171: 133450 + 785 = 134235
Step 172: 134235 + 785 = 135020
Step 173: 135020 + 785 = 135805
Step 174: 135805 + 785 = 136590
Step 175: 136590 + 785 = 137375
Step 176: 137375 + 785 = 138160
Step 177: 138160 + 785 = 138945
Step 178: 138945 + 785 = 139730
Step 179: 139730 + 785 = 140515
Step 180: 140515 + 785 = 141300
Step 181: 141300 + 785 = 142085
Step 182: 142085 + 785 = 142870
Step 183: 142870 + 785 = 143655
Step 184: 143655 + 785 = 144440
Step 185: 144440 + 785 = 145225
Step 186: 145225 + 785 = 146010
Step 187: 146010 + 785 = 146795
Step 188: 146795 + 785 = 147580
Step 189: 147580 + 785 = 148365
Step 190: 148365 + 785 = 149150
Step 191: 149150 + 785 = 149935
Step 192: 149935 + 785 = 150720
Step 193: 150720 + 785 = 151505
Step 194: 151505 + 785 = 152290
Step 195: 152290 + 785 = 153075
Step 196: 153075 + 785 = 153860
Step 197: 153860 + 785 = 154645
Step 198: 154645 + 785 = 155430
Step 199: 155430 + 785 = 156215
Step 200: 156215 + 785 = 157000
Step 201: 157000 + 785 = 157785
Step 202: 157785 + 785 = 158570
Step 203: 158570 + 785 = 159355
Step 204: 159355 + 785 = 160140
Step 205: 160140 + 785 = 160925
Step 206: 160925 + 785 = 161710
Step 207: 161710 + 785 = 162495
Step 208: 162495 + 785 = 163280
Step 209: 163280 + 785 = 164065
Step 210: 164065 + 785 = 164850
Step 211: 164850 + 785 = 165635
Step 212: 165635 + 785 = 166420
Step 213: 166420 + 785 = 167205
Step 214: 167205 + 785 = 167990
Step 215: 167990 + 785 = 168775
Step 216: 168775 + 785 = 169560
Step 217: 169560 + 785 = 170345
Step 218: 170345 + 785 = 171130
Step 219: 171130 + 785 = 171915
Step 220: 171915 + 785 = 172700
Step 221: 172700 + 785 = 173485
Step 222: 173485 + 785 = 174270
Step 223: 174270 + 785 = 175055
Step 224: 175055 + 785 = 175840
Step 225: 175840 + 785 = 176625
Step 226: 176625 + 785 = 177410
Step 227: 177410 + 785 = 178195
Step 228: 178195 + 785 = 178980
Step 229: 178980 + 785 = 179765
Step 230: 179765 + 785 = 180550
Step 231: 180550 + 785 = 181335
Step 232: 181335 + 785 = 182120
Step 233: 182120 + 785 = 182905
Step 234: 182905 + 785 = 183690
Step 235: 183690 + 785 = 184475
Step 236: 184475 + 785 = 185260
Step 237: 185260 + 785 = 186045
Step 238: 186045 + 785 = 186830
Step 239: 186830 + 785 = 187615
Step 240: 187615 + 785 = 188400
Step 241: 188400 + 785 = 189185
Step 242: 189185 + 785 = 189970
Step 243: 189970 + 785 = 190755
Step 244: 190755 + 785 = 191540
Step 245: 191540 + 785 = 192325
Step 246: 192325 + 785 = 193110
Step 247: 193110 + 785 = 193895
Step 248: 193895 + 785 = 194680
Step 249: 194680 + 785 = 195465
Step 250: 195465 + 785 = 196250
Step 251: 196250 + 785 = 197035
Step 252: 197035 + 785 = 197820
Step 253: 197820 + 785 = 198605
Step 254: 198605 + 785 = 199390
Step 255: 199390 + 785 = 200175
Step 256: 200175 + 785 = 200960
Step 257: 200960 + 785 = 201745
Step 258: 201745 + 785 = 202530
Step 259: 202530 + 785 = 203315
Step 260: 203315 + 785 = 204100
Step 261: 204100 + 785 = 204885
Step 262: 204885 + 785 = 205670
Step 263: 205670 + 785 = 206455
Step 264: 206455 + 785 = 207240
Step 265: 207240 + 785 = 208025
Step 266: 208025 + 785 = 208810
Step 267: 208810 + 785 = 209595
Step 268: 209595 + 785 = 210380
Step 269: 210380 + 785 = 211165
Step 270: 211165 + 785 = 211950
Step 271: 211950 + 785 = 212735
Step 272: 212735 + 785 = 213520
Step 273: 213520 + 785 = 214305
Step 274: 214305 + 785 = 215090
Step 275: 215090 + 785 = 215875
Step 276: 215875 + 785 = 216660
Step 277: 216660 + 785 = 217445
Step 278: 217445 + 785 = 218230
Step 279: 218230 + 785 = 219015
Step 280: 219015 + 785 = 219800
Step 281: 219800 + 785 = 220585
Step 282: 220585 + 785 = 221370
Step 283: 221370 + 785 = 222155
Step 284: 222155 + 785 = 222940
Step 285: 222940 + 785 = 223725
Step 286: 223725 + 785 = 224510
Step 287: 224510 + 785 = 225295
Step 288: 225295 + 785 = 226080
Step 289: 226080 + 785 = 226865
Step 290: 226865 + 785 = 227650
Step 291: 227650 + 785 = 228435
Step 292: 228435 + 785 = 229220
Step 293: 229220 + 785 = 230005
Step 294: 230005 + 785 = 230790
Step 295: 230790 + 785 = 231575
Step 296: 231575 + 785 = 232360
Step 297: 232360 + 785 = 233145
Step 298: 233145 + 785 = 233930
Step 299: 233930 + 785 = 234715
Step 300: 234715 + 785 = 235500
Step 301: 235500 + 785 = 236285
Step 302: 236285 + 785 = 237070
Step 303: 237070 + 785 = 237855
Step 304: 237855 + 785 = 238640
Step 305: 238640 + 785 = 239425
Step 306: 239425 + 785 = 240210
Step 307: 240210 + 785 = 240995
Step 308: 240995 + 785 = 241780
Step 309: 241780 + 785 = 242565
Step 310: 242565 + 785 = 243350
Step 311: 243350 + 785 = 244135
Step 312: 244135 + 785 = 244920
Step 313: 244920 + 785 = 245705
Step 314: 245705 + 785 = 246490
Step 315: 246490 + 785 = 247275
Step 316: 247275 + 785 = 248060
Step 317: 248060 + 785 = 248845
Step 318: 248845 + 785 = 249630
Step 319: 249630 + 785 = 250415
Step 320: 250415 + 785 = 251200
Step 321: 251200 + 785 = 251985
Step 322: 251985 + 785 = 252770
Step 323: 252770 + 785 = 253555
Step 324: 253555 + 785 = 254340
Step 325: 254340 + 785 = 255125
Step 326: 255125 + 785 = 255910
Step 327: 255910 + 785 = 256695
Step 328: 256695 + 785 = 257480
Step 329: 257480 + 785 = 258265
Step 330: 258265 + 785 = 259050
Step 331: 259050 + 785 = 259835
Step 332: 259835 + 785 = 260620
Step 333: 260620 + 785 = 261405
Step 334: 261405 + 785 = 262190
Step 335: 262190 + 785 = 262975
Step 336: 262975 + 785 = 263760
Step 337: 263760 + 785 = 264545
Step 338: 264545 + 785 = 265330
Step 339: 265330 + 785 = 266115
Step 340: 266115 + 785 = 266900
Step 341: 266900 + 785 = 267685
Step 342: 267685 + 785 = 268470
Step 343: 268470 + 785 = 269255
Step 344: 269255 + 785 = 270040
Step 345: 270040 + 785 = 270825
Step 346: 270825 + 785 = 271610
Step 347: 271610 + 785 = 272395
Step 348: 272395 + 785 = 273180
Step 349: 273180 + 785 = 273965
Step 350: 273965 + 785 = 274750
Step 351: 274750 + 785 = 275535
Step 352: 275535 + 785 = 276320
Step 353: 276320 + 785 = 277105
Step 354: 277105 + 785 = 277890
Step 355: 277890 + 785 = 278675
Step 356: 278675 + 785 = 279460
Step 357: 279460 + 785 = 280245
Step 358: 280245 + 785 = 281030
Step 359: 281030 + 785 = 281815
Step 360: 281815 + 785 = 282600
Step 361: 282600 + 785 = 283385
Step 362: 283385 + 785 = 284170
Step 363: 284170 + 785 = 284955
Step 364: 284955 + 785 = 285740
Step 365: 285740 + 785 = 286525
Step 366: 286525 + 785 = 287310
Step 367: 287310 + 785 = 288095
Step 368: 288095 + 785 = 288880
Step 369: 288880 + 785 = 289665
Step 370: 289665 + 785 = 290450
Step 371: 290450 + 785 = 291235
Step 372: 291235 + 785 = 292020
Step 373: 292020 + 785 = 292805
Step 374: 292805 + 785 = 293590
Step 375: 293590 + 785 = 294375
Step 376: 294375 + 785 = 295160
Step 377: 295160 + 785 = 295945
Step 378: 295945 + 785 = 296730
Step 379: 296730 + 785 = 297515
Step 380: 297515 + 785 = 298300
Step 381: 298300 + 785 = 299085
Step 382: 299085 + 785 = 299870
Step 383: 299870 + 785 = 300655
Step 384: 300655 + 785 = 301440
Step 385: 301440 + 785 = 302225
Step 386: 302225 + 785 = 303010
Step 387: 303010 + 785 = 303795
Step 388: 303795 + 785 = 304580
Step 389: 304580 + 785 = 305365
Step 390: 305365 + 785 = 306150
Step 391: 306150 + 785 = 306935
Step 392: 306935 + 785 = 307720
Step 393: 307720 + 785 = 308505
Step 394: 308505 + 785 = 309290
Step 395: 309290 + 785 = 310075
Step 396: 310075 + 785 = 310860
Step 397: 310860 + 785 = 311645
Step 398: 311645 + 785 = 312430
Step 399: 312430 + 785 = 313215
Step 400: 313215 + 785 = 314000
Step 401: 314000 + 785 = 314785
Step 402: 314785 + 785 = 315570
Step 403: 315570 + 785 = 316355
Step 404: 316355 + 785 = 317140
Step 405: 317140 + 785 = 317925
Step 406: 317925 + 785 = 318710
Step 407: 318710 + 785 = 319495
Step 408: 319495 + 785 = 320280
Step 409: 320280 + 785 = 321065
Step 410: 321065 + 785 = 321850
Step 411: 321850 + 785 = 322635
Step 412: 322635 + 785 = 323420
Step 413: 323420 + 785 = 324205
Step 414: 324205 + 785 = 324990
Step 415: 324990 + 785 = 325775
Step 416: 325775 + 785 = 326560
Step 417: 326560 + 785 = 327345
Step 418: 327345 + 785 = 328130
Step 419: 328130 + 785 = 328915
Step 420: 328915 + 785 = 329700
Step 421: 329700 + 785 = 330485
Step 422: 330485 + 785 = 331270
Step 423: 331270 + 785 = 332055
Step 424: 332055 + 785 = 332840
Step 425: 332840 + 785 = 333625
Step 426: 333625 + 785 = 334410
Step 427: 334410 + 785 = 335195
Step 428: 335195 + 785 = 335980
Step 429: 335980 + 785 = 336765
Step 430: 336765 + 785 = 337550
Step 431: 337550 + 785 = 338335
Step 432: 338335 + 785 = 339120
Step 433: 339120 + 785 = 339905
Step 434: 339905 + 785 = 340690
Step 435: 340690 + 785 = 341475
Step 436: 341475 + 785 = 342260
Step 437: 342260 + 785 = 343045
Step 438: 343045 + 785 = 343830
Step 439: 343830 + 785 = 344615
Step 440: 344615 + 785 = 345400
Step 441: 345400 + 785 = 346185
Step 442: 346185 + 785 = 346970
Step 443: 346970 + 785 = 347755
Step 444: 347755 + 785 = 348540
Step 445: 348540 + 785 = 349325
Step 446: 349325 + 785 = 350110
Step 447: 350110 + 785 = 350895
Step 448: 350895 + 785 = 351680
Step 449: 351680 + 785 = 352465
Step 450: 352465 + 785 = 353250
Step 451: 353250 + 785 = 354035
Step 452: 354035 + 785 = 354820
Step 453: 354820 + 785 = 355605
Step 454: 355605 + 785 = 356390
Step 455: 356390 + 785 = 357175
Step 456: 357175 + 785 = 357960
Step 457: 357960 + 785 = 358745

So, 785*457 = 358745