Let's get this math done. We have 782 and we're going to multiply it by 319. This is the same as taking 782 and adding it to itself 319 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

So, 782*319 = 249458