Alright, let's solve this math problem step by step. First, we have the number 782. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 398. So, we're going to take the number 782 and add it to itself 398 times.
Step 1: 0 + 782 = 782
Step 2: 782 + 782 = 1564
Step 3: 1564 + 782 = 2346
Step 4: 2346 + 782 = 3128
Step 5: 3128 + 782 = 3910
Step 6: 3910 + 782 = 4692
Step 7: 4692 + 782 = 5474
Step 8: 5474 + 782 = 6256
Step 9: 6256 + 782 = 7038
Step 10: 7038 + 782 = 7820
Step 11: 7820 + 782 = 8602
Step 12: 8602 + 782 = 9384
Step 13: 9384 + 782 = 10166
Step 14: 10166 + 782 = 10948
Step 15: 10948 + 782 = 11730
Step 16: 11730 + 782 = 12512
Step 17: 12512 + 782 = 13294
Step 18: 13294 + 782 = 14076
Step 19: 14076 + 782 = 14858
Step 20: 14858 + 782 = 15640
Step 21: 15640 + 782 = 16422
Step 22: 16422 + 782 = 17204
Step 23: 17204 + 782 = 17986
Step 24: 17986 + 782 = 18768
Step 25: 18768 + 782 = 19550
Step 26: 19550 + 782 = 20332
Step 27: 20332 + 782 = 21114
Step 28: 21114 + 782 = 21896
Step 29: 21896 + 782 = 22678
Step 30: 22678 + 782 = 23460
Step 31: 23460 + 782 = 24242
Step 32: 24242 + 782 = 25024
Step 33: 25024 + 782 = 25806
Step 34: 25806 + 782 = 26588
Step 35: 26588 + 782 = 27370
Step 36: 27370 + 782 = 28152
Step 37: 28152 + 782 = 28934
Step 38: 28934 + 782 = 29716
Step 39: 29716 + 782 = 30498
Step 40: 30498 + 782 = 31280
Step 41: 31280 + 782 = 32062
Step 42: 32062 + 782 = 32844
Step 43: 32844 + 782 = 33626
Step 44: 33626 + 782 = 34408
Step 45: 34408 + 782 = 35190
Step 46: 35190 + 782 = 35972
Step 47: 35972 + 782 = 36754
Step 48: 36754 + 782 = 37536
Step 49: 37536 + 782 = 38318
Step 50: 38318 + 782 = 39100
Step 51: 39100 + 782 = 39882
Step 52: 39882 + 782 = 40664
Step 53: 40664 + 782 = 41446
Step 54: 41446 + 782 = 42228
Step 55: 42228 + 782 = 43010
Step 56: 43010 + 782 = 43792
Step 57: 43792 + 782 = 44574
Step 58: 44574 + 782 = 45356
Step 59: 45356 + 782 = 46138
Step 60: 46138 + 782 = 46920
Step 61: 46920 + 782 = 47702
Step 62: 47702 + 782 = 48484
Step 63: 48484 + 782 = 49266
Step 64: 49266 + 782 = 50048
Step 65: 50048 + 782 = 50830
Step 66: 50830 + 782 = 51612
Step 67: 51612 + 782 = 52394
Step 68: 52394 + 782 = 53176
Step 69: 53176 + 782 = 53958
Step 70: 53958 + 782 = 54740
Step 71: 54740 + 782 = 55522
Step 72: 55522 + 782 = 56304
Step 73: 56304 + 782 = 57086
Step 74: 57086 + 782 = 57868
Step 75: 57868 + 782 = 58650
Step 76: 58650 + 782 = 59432
Step 77: 59432 + 782 = 60214
Step 78: 60214 + 782 = 60996
Step 79: 60996 + 782 = 61778
Step 80: 61778 + 782 = 62560
Step 81: 62560 + 782 = 63342
Step 82: 63342 + 782 = 64124
Step 83: 64124 + 782 = 64906
Step 84: 64906 + 782 = 65688
Step 85: 65688 + 782 = 66470
Step 86: 66470 + 782 = 67252
Step 87: 67252 + 782 = 68034
Step 88: 68034 + 782 = 68816
Step 89: 68816 + 782 = 69598
Step 90: 69598 + 782 = 70380
Step 91: 70380 + 782 = 71162
Step 92: 71162 + 782 = 71944
Step 93: 71944 + 782 = 72726
Step 94: 72726 + 782 = 73508
Step 95: 73508 + 782 = 74290
Step 96: 74290 + 782 = 75072
Step 97: 75072 + 782 = 75854
Step 98: 75854 + 782 = 76636
Step 99: 76636 + 782 = 77418
Step 100: 77418 + 782 = 78200
Step 101: 78200 + 782 = 78982
Step 102: 78982 + 782 = 79764
Step 103: 79764 + 782 = 80546
Step 104: 80546 + 782 = 81328
Step 105: 81328 + 782 = 82110
Step 106: 82110 + 782 = 82892
Step 107: 82892 + 782 = 83674
Step 108: 83674 + 782 = 84456
Step 109: 84456 + 782 = 85238
Step 110: 85238 + 782 = 86020
Step 111: 86020 + 782 = 86802
Step 112: 86802 + 782 = 87584
Step 113: 87584 + 782 = 88366
Step 114: 88366 + 782 = 89148
Step 115: 89148 + 782 = 89930
Step 116: 89930 + 782 = 90712
Step 117: 90712 + 782 = 91494
Step 118: 91494 + 782 = 92276
Step 119: 92276 + 782 = 93058
Step 120: 93058 + 782 = 93840
Step 121: 93840 + 782 = 94622
Step 122: 94622 + 782 = 95404
Step 123: 95404 + 782 = 96186
Step 124: 96186 + 782 = 96968
Step 125: 96968 + 782 = 97750
Step 126: 97750 + 782 = 98532
Step 127: 98532 + 782 = 99314
Step 128: 99314 + 782 = 100096
Step 129: 100096 + 782 = 100878
Step 130: 100878 + 782 = 101660
Step 131: 101660 + 782 = 102442
Step 132: 102442 + 782 = 103224
Step 133: 103224 + 782 = 104006
Step 134: 104006 + 782 = 104788
Step 135: 104788 + 782 = 105570
Step 136: 105570 + 782 = 106352
Step 137: 106352 + 782 = 107134
Step 138: 107134 + 782 = 107916
Step 139: 107916 + 782 = 108698
Step 140: 108698 + 782 = 109480
Step 141: 109480 + 782 = 110262
Step 142: 110262 + 782 = 111044
Step 143: 111044 + 782 = 111826
Step 144: 111826 + 782 = 112608
Step 145: 112608 + 782 = 113390
Step 146: 113390 + 782 = 114172
Step 147: 114172 + 782 = 114954
Step 148: 114954 + 782 = 115736
Step 149: 115736 + 782 = 116518
Step 150: 116518 + 782 = 117300
Step 151: 117300 + 782 = 118082
Step 152: 118082 + 782 = 118864
Step 153: 118864 + 782 = 119646
Step 154: 119646 + 782 = 120428
Step 155: 120428 + 782 = 121210
Step 156: 121210 + 782 = 121992
Step 157: 121992 + 782 = 122774
Step 158: 122774 + 782 = 123556
Step 159: 123556 + 782 = 124338
Step 160: 124338 + 782 = 125120
Step 161: 125120 + 782 = 125902
Step 162: 125902 + 782 = 126684
Step 163: 126684 + 782 = 127466
Step 164: 127466 + 782 = 128248
Step 165: 128248 + 782 = 129030
Step 166: 129030 + 782 = 129812
Step 167: 129812 + 782 = 130594
Step 168: 130594 + 782 = 131376
Step 169: 131376 + 782 = 132158
Step 170: 132158 + 782 = 132940
Step 171: 132940 + 782 = 133722
Step 172: 133722 + 782 = 134504
Step 173: 134504 + 782 = 135286
Step 174: 135286 + 782 = 136068
Step 175: 136068 + 782 = 136850
Step 176: 136850 + 782 = 137632
Step 177: 137632 + 782 = 138414
Step 178: 138414 + 782 = 139196
Step 179: 139196 + 782 = 139978
Step 180: 139978 + 782 = 140760
Step 181: 140760 + 782 = 141542
Step 182: 141542 + 782 = 142324
Step 183: 142324 + 782 = 143106
Step 184: 143106 + 782 = 143888
Step 185: 143888 + 782 = 144670
Step 186: 144670 + 782 = 145452
Step 187: 145452 + 782 = 146234
Step 188: 146234 + 782 = 147016
Step 189: 147016 + 782 = 147798
Step 190: 147798 + 782 = 148580
Step 191: 148580 + 782 = 149362
Step 192: 149362 + 782 = 150144
Step 193: 150144 + 782 = 150926
Step 194: 150926 + 782 = 151708
Step 195: 151708 + 782 = 152490
Step 196: 152490 + 782 = 153272
Step 197: 153272 + 782 = 154054
Step 198: 154054 + 782 = 154836
Step 199: 154836 + 782 = 155618
Step 200: 155618 + 782 = 156400
Step 201: 156400 + 782 = 157182
Step 202: 157182 + 782 = 157964
Step 203: 157964 + 782 = 158746
Step 204: 158746 + 782 = 159528
Step 205: 159528 + 782 = 160310
Step 206: 160310 + 782 = 161092
Step 207: 161092 + 782 = 161874
Step 208: 161874 + 782 = 162656
Step 209: 162656 + 782 = 163438
Step 210: 163438 + 782 = 164220
Step 211: 164220 + 782 = 165002
Step 212: 165002 + 782 = 165784
Step 213: 165784 + 782 = 166566
Step 214: 166566 + 782 = 167348
Step 215: 167348 + 782 = 168130
Step 216: 168130 + 782 = 168912
Step 217: 168912 + 782 = 169694
Step 218: 169694 + 782 = 170476
Step 219: 170476 + 782 = 171258
Step 220: 171258 + 782 = 172040
Step 221: 172040 + 782 = 172822
Step 222: 172822 + 782 = 173604
Step 223: 173604 + 782 = 174386
Step 224: 174386 + 782 = 175168
Step 225: 175168 + 782 = 175950
Step 226: 175950 + 782 = 176732
Step 227: 176732 + 782 = 177514
Step 228: 177514 + 782 = 178296
Step 229: 178296 + 782 = 179078
Step 230: 179078 + 782 = 179860
Step 231: 179860 + 782 = 180642
Step 232: 180642 + 782 = 181424
Step 233: 181424 + 782 = 182206
Step 234: 182206 + 782 = 182988
Step 235: 182988 + 782 = 183770
Step 236: 183770 + 782 = 184552
Step 237: 184552 + 782 = 185334
Step 238: 185334 + 782 = 186116
Step 239: 186116 + 782 = 186898
Step 240: 186898 + 782 = 187680
Step 241: 187680 + 782 = 188462
Step 242: 188462 + 782 = 189244
Step 243: 189244 + 782 = 190026
Step 244: 190026 + 782 = 190808
Step 245: 190808 + 782 = 191590
Step 246: 191590 + 782 = 192372
Step 247: 192372 + 782 = 193154
Step 248: 193154 + 782 = 193936
Step 249: 193936 + 782 = 194718
Step 250: 194718 + 782 = 195500
Step 251: 195500 + 782 = 196282
Step 252: 196282 + 782 = 197064
Step 253: 197064 + 782 = 197846
Step 254: 197846 + 782 = 198628
Step 255: 198628 + 782 = 199410
Step 256: 199410 + 782 = 200192
Step 257: 200192 + 782 = 200974
Step 258: 200974 + 782 = 201756
Step 259: 201756 + 782 = 202538
Step 260: 202538 + 782 = 203320
Step 261: 203320 + 782 = 204102
Step 262: 204102 + 782 = 204884
Step 263: 204884 + 782 = 205666
Step 264: 205666 + 782 = 206448
Step 265: 206448 + 782 = 207230
Step 266: 207230 + 782 = 208012
Step 267: 208012 + 782 = 208794
Step 268: 208794 + 782 = 209576
Step 269: 209576 + 782 = 210358
Step 270: 210358 + 782 = 211140
Step 271: 211140 + 782 = 211922
Step 272: 211922 + 782 = 212704
Step 273: 212704 + 782 = 213486
Step 274: 213486 + 782 = 214268
Step 275: 214268 + 782 = 215050
Step 276: 215050 + 782 = 215832
Step 277: 215832 + 782 = 216614
Step 278: 216614 + 782 = 217396
Step 279: 217396 + 782 = 218178
Step 280: 218178 + 782 = 218960
Step 281: 218960 + 782 = 219742
Step 282: 219742 + 782 = 220524
Step 283: 220524 + 782 = 221306
Step 284: 221306 + 782 = 222088
Step 285: 222088 + 782 = 222870
Step 286: 222870 + 782 = 223652
Step 287: 223652 + 782 = 224434
Step 288: 224434 + 782 = 225216
Step 289: 225216 + 782 = 225998
Step 290: 225998 + 782 = 226780
Step 291: 226780 + 782 = 227562
Step 292: 227562 + 782 = 228344
Step 293: 228344 + 782 = 229126
Step 294: 229126 + 782 = 229908
Step 295: 229908 + 782 = 230690
Step 296: 230690 + 782 = 231472
Step 297: 231472 + 782 = 232254
Step 298: 232254 + 782 = 233036
Step 299: 233036 + 782 = 233818
Step 300: 233818 + 782 = 234600
Step 301: 234600 + 782 = 235382
Step 302: 235382 + 782 = 236164
Step 303: 236164 + 782 = 236946
Step 304: 236946 + 782 = 237728
Step 305: 237728 + 782 = 238510
Step 306: 238510 + 782 = 239292
Step 307: 239292 + 782 = 240074
Step 308: 240074 + 782 = 240856
Step 309: 240856 + 782 = 241638
Step 310: 241638 + 782 = 242420
Step 311: 242420 + 782 = 243202
Step 312: 243202 + 782 = 243984
Step 313: 243984 + 782 = 244766
Step 314: 244766 + 782 = 245548
Step 315: 245548 + 782 = 246330
Step 316: 246330 + 782 = 247112
Step 317: 247112 + 782 = 247894
Step 318: 247894 + 782 = 248676
Step 319: 248676 + 782 = 249458
Step 320: 249458 + 782 = 250240
Step 321: 250240 + 782 = 251022
Step 322: 251022 + 782 = 251804
Step 323: 251804 + 782 = 252586
Step 324: 252586 + 782 = 253368
Step 325: 253368 + 782 = 254150
Step 326: 254150 + 782 = 254932
Step 327: 254932 + 782 = 255714
Step 328: 255714 + 782 = 256496
Step 329: 256496 + 782 = 257278
Step 330: 257278 + 782 = 258060
Step 331: 258060 + 782 = 258842
Step 332: 258842 + 782 = 259624
Step 333: 259624 + 782 = 260406
Step 334: 260406 + 782 = 261188
Step 335: 261188 + 782 = 261970
Step 336: 261970 + 782 = 262752
Step 337: 262752 + 782 = 263534
Step 338: 263534 + 782 = 264316
Step 339: 264316 + 782 = 265098
Step 340: 265098 + 782 = 265880
Step 341: 265880 + 782 = 266662
Step 342: 266662 + 782 = 267444
Step 343: 267444 + 782 = 268226
Step 344: 268226 + 782 = 269008
Step 345: 269008 + 782 = 269790
Step 346: 269790 + 782 = 270572
Step 347: 270572 + 782 = 271354
Step 348: 271354 + 782 = 272136
Step 349: 272136 + 782 = 272918
Step 350: 272918 + 782 = 273700
Step 351: 273700 + 782 = 274482
Step 352: 274482 + 782 = 275264
Step 353: 275264 + 782 = 276046
Step 354: 276046 + 782 = 276828
Step 355: 276828 + 782 = 277610
Step 356: 277610 + 782 = 278392
Step 357: 278392 + 782 = 279174
Step 358: 279174 + 782 = 279956
Step 359: 279956 + 782 = 280738
Step 360: 280738 + 782 = 281520
Step 361: 281520 + 782 = 282302
Step 362: 282302 + 782 = 283084
Step 363: 283084 + 782 = 283866
Step 364: 283866 + 782 = 284648
Step 365: 284648 + 782 = 285430
Step 366: 285430 + 782 = 286212
Step 367: 286212 + 782 = 286994
Step 368: 286994 + 782 = 287776
Step 369: 287776 + 782 = 288558
Step 370: 288558 + 782 = 289340
Step 371: 289340 + 782 = 290122
Step 372: 290122 + 782 = 290904
Step 373: 290904 + 782 = 291686
Step 374: 291686 + 782 = 292468
Step 375: 292468 + 782 = 293250
Step 376: 293250 + 782 = 294032
Step 377: 294032 + 782 = 294814
Step 378: 294814 + 782 = 295596
Step 379: 295596 + 782 = 296378
Step 380: 296378 + 782 = 297160
Step 381: 297160 + 782 = 297942
Step 382: 297942 + 782 = 298724
Step 383: 298724 + 782 = 299506
Step 384: 299506 + 782 = 300288
Step 385: 300288 + 782 = 301070
Step 386: 301070 + 782 = 301852
Step 387: 301852 + 782 = 302634
Step 388: 302634 + 782 = 303416
Step 389: 303416 + 782 = 304198
Step 390: 304198 + 782 = 304980
Step 391: 304980 + 782 = 305762
Step 392: 305762 + 782 = 306544
Step 393: 306544 + 782 = 307326
Step 394: 307326 + 782 = 308108
Step 395: 308108 + 782 = 308890
Step 396: 308890 + 782 = 309672
Step 397: 309672 + 782 = 310454
Step 398: 310454 + 782 = 311236

So, 782*398 = 311236