Let's roll up our sleeves and solve this. We have 658 and we're going to multiply it by 319, essentially adding 658 to itself 319 times.
Step 1: 0 + 658 = 658
Step 2: 658 + 658 = 1316
Step 3: 1316 + 658 = 1974
Step 4: 1974 + 658 = 2632
Step 5: 2632 + 658 = 3290
Step 6: 3290 + 658 = 3948
Step 7: 3948 + 658 = 4606
Step 8: 4606 + 658 = 5264
Step 9: 5264 + 658 = 5922
Step 10: 5922 + 658 = 6580
Step 11: 6580 + 658 = 7238
Step 12: 7238 + 658 = 7896
Step 13: 7896 + 658 = 8554
Step 14: 8554 + 658 = 9212
Step 15: 9212 + 658 = 9870
Step 16: 9870 + 658 = 10528
Step 17: 10528 + 658 = 11186
Step 18: 11186 + 658 = 11844
Step 19: 11844 + 658 = 12502
Step 20: 12502 + 658 = 13160
Step 21: 13160 + 658 = 13818
Step 22: 13818 + 658 = 14476
Step 23: 14476 + 658 = 15134
Step 24: 15134 + 658 = 15792
Step 25: 15792 + 658 = 16450
Step 26: 16450 + 658 = 17108
Step 27: 17108 + 658 = 17766
Step 28: 17766 + 658 = 18424
Step 29: 18424 + 658 = 19082
Step 30: 19082 + 658 = 19740
Step 31: 19740 + 658 = 20398
Step 32: 20398 + 658 = 21056
Step 33: 21056 + 658 = 21714
Step 34: 21714 + 658 = 22372
Step 35: 22372 + 658 = 23030
Step 36: 23030 + 658 = 23688
Step 37: 23688 + 658 = 24346
Step 38: 24346 + 658 = 25004
Step 39: 25004 + 658 = 25662
Step 40: 25662 + 658 = 26320
Step 41: 26320 + 658 = 26978
Step 42: 26978 + 658 = 27636
Step 43: 27636 + 658 = 28294
Step 44: 28294 + 658 = 28952
Step 45: 28952 + 658 = 29610
Step 46: 29610 + 658 = 30268
Step 47: 30268 + 658 = 30926
Step 48: 30926 + 658 = 31584
Step 49: 31584 + 658 = 32242
Step 50: 32242 + 658 = 32900
Step 51: 32900 + 658 = 33558
Step 52: 33558 + 658 = 34216
Step 53: 34216 + 658 = 34874
Step 54: 34874 + 658 = 35532
Step 55: 35532 + 658 = 36190
Step 56: 36190 + 658 = 36848
Step 57: 36848 + 658 = 37506
Step 58: 37506 + 658 = 38164
Step 59: 38164 + 658 = 38822
Step 60: 38822 + 658 = 39480
Step 61: 39480 + 658 = 40138
Step 62: 40138 + 658 = 40796
Step 63: 40796 + 658 = 41454
Step 64: 41454 + 658 = 42112
Step 65: 42112 + 658 = 42770
Step 66: 42770 + 658 = 43428
Step 67: 43428 + 658 = 44086
Step 68: 44086 + 658 = 44744
Step 69: 44744 + 658 = 45402
Step 70: 45402 + 658 = 46060
Step 71: 46060 + 658 = 46718
Step 72: 46718 + 658 = 47376
Step 73: 47376 + 658 = 48034
Step 74: 48034 + 658 = 48692
Step 75: 48692 + 658 = 49350
Step 76: 49350 + 658 = 50008
Step 77: 50008 + 658 = 50666
Step 78: 50666 + 658 = 51324
Step 79: 51324 + 658 = 51982
Step 80: 51982 + 658 = 52640
Step 81: 52640 + 658 = 53298
Step 82: 53298 + 658 = 53956
Step 83: 53956 + 658 = 54614
Step 84: 54614 + 658 = 55272
Step 85: 55272 + 658 = 55930
Step 86: 55930 + 658 = 56588
Step 87: 56588 + 658 = 57246
Step 88: 57246 + 658 = 57904
Step 89: 57904 + 658 = 58562
Step 90: 58562 + 658 = 59220
Step 91: 59220 + 658 = 59878
Step 92: 59878 + 658 = 60536
Step 93: 60536 + 658 = 61194
Step 94: 61194 + 658 = 61852
Step 95: 61852 + 658 = 62510
Step 96: 62510 + 658 = 63168
Step 97: 63168 + 658 = 63826
Step 98: 63826 + 658 = 64484
Step 99: 64484 + 658 = 65142
Step 100: 65142 + 658 = 65800
Step 101: 65800 + 658 = 66458
Step 102: 66458 + 658 = 67116
Step 103: 67116 + 658 = 67774
Step 104: 67774 + 658 = 68432
Step 105: 68432 + 658 = 69090
Step 106: 69090 + 658 = 69748
Step 107: 69748 + 658 = 70406
Step 108: 70406 + 658 = 71064
Step 109: 71064 + 658 = 71722
Step 110: 71722 + 658 = 72380
Step 111: 72380 + 658 = 73038
Step 112: 73038 + 658 = 73696
Step 113: 73696 + 658 = 74354
Step 114: 74354 + 658 = 75012
Step 115: 75012 + 658 = 75670
Step 116: 75670 + 658 = 76328
Step 117: 76328 + 658 = 76986
Step 118: 76986 + 658 = 77644
Step 119: 77644 + 658 = 78302
Step 120: 78302 + 658 = 78960
Step 121: 78960 + 658 = 79618
Step 122: 79618 + 658 = 80276
Step 123: 80276 + 658 = 80934
Step 124: 80934 + 658 = 81592
Step 125: 81592 + 658 = 82250
Step 126: 82250 + 658 = 82908
Step 127: 82908 + 658 = 83566
Step 128: 83566 + 658 = 84224
Step 129: 84224 + 658 = 84882
Step 130: 84882 + 658 = 85540
Step 131: 85540 + 658 = 86198
Step 132: 86198 + 658 = 86856
Step 133: 86856 + 658 = 87514
Step 134: 87514 + 658 = 88172
Step 135: 88172 + 658 = 88830
Step 136: 88830 + 658 = 89488
Step 137: 89488 + 658 = 90146
Step 138: 90146 + 658 = 90804
Step 139: 90804 + 658 = 91462
Step 140: 91462 + 658 = 92120
Step 141: 92120 + 658 = 92778
Step 142: 92778 + 658 = 93436
Step 143: 93436 + 658 = 94094
Step 144: 94094 + 658 = 94752
Step 145: 94752 + 658 = 95410
Step 146: 95410 + 658 = 96068
Step 147: 96068 + 658 = 96726
Step 148: 96726 + 658 = 97384
Step 149: 97384 + 658 = 98042
Step 150: 98042 + 658 = 98700
Step 151: 98700 + 658 = 99358
Step 152: 99358 + 658 = 100016
Step 153: 100016 + 658 = 100674
Step 154: 100674 + 658 = 101332
Step 155: 101332 + 658 = 101990
Step 156: 101990 + 658 = 102648
Step 157: 102648 + 658 = 103306
Step 158: 103306 + 658 = 103964
Step 159: 103964 + 658 = 104622
Step 160: 104622 + 658 = 105280
Step 161: 105280 + 658 = 105938
Step 162: 105938 + 658 = 106596
Step 163: 106596 + 658 = 107254
Step 164: 107254 + 658 = 107912
Step 165: 107912 + 658 = 108570
Step 166: 108570 + 658 = 109228
Step 167: 109228 + 658 = 109886
Step 168: 109886 + 658 = 110544
Step 169: 110544 + 658 = 111202
Step 170: 111202 + 658 = 111860
Step 171: 111860 + 658 = 112518
Step 172: 112518 + 658 = 113176
Step 173: 113176 + 658 = 113834
Step 174: 113834 + 658 = 114492
Step 175: 114492 + 658 = 115150
Step 176: 115150 + 658 = 115808
Step 177: 115808 + 658 = 116466
Step 178: 116466 + 658 = 117124
Step 179: 117124 + 658 = 117782
Step 180: 117782 + 658 = 118440
Step 181: 118440 + 658 = 119098
Step 182: 119098 + 658 = 119756
Step 183: 119756 + 658 = 120414
Step 184: 120414 + 658 = 121072
Step 185: 121072 + 658 = 121730
Step 186: 121730 + 658 = 122388
Step 187: 122388 + 658 = 123046
Step 188: 123046 + 658 = 123704
Step 189: 123704 + 658 = 124362
Step 190: 124362 + 658 = 125020
Step 191: 125020 + 658 = 125678
Step 192: 125678 + 658 = 126336
Step 193: 126336 + 658 = 126994
Step 194: 126994 + 658 = 127652
Step 195: 127652 + 658 = 128310
Step 196: 128310 + 658 = 128968
Step 197: 128968 + 658 = 129626
Step 198: 129626 + 658 = 130284
Step 199: 130284 + 658 = 130942
Step 200: 130942 + 658 = 131600
Step 201: 131600 + 658 = 132258
Step 202: 132258 + 658 = 132916
Step 203: 132916 + 658 = 133574
Step 204: 133574 + 658 = 134232
Step 205: 134232 + 658 = 134890
Step 206: 134890 + 658 = 135548
Step 207: 135548 + 658 = 136206
Step 208: 136206 + 658 = 136864
Step 209: 136864 + 658 = 137522
Step 210: 137522 + 658 = 138180
Step 211: 138180 + 658 = 138838
Step 212: 138838 + 658 = 139496
Step 213: 139496 + 658 = 140154
Step 214: 140154 + 658 = 140812
Step 215: 140812 + 658 = 141470
Step 216: 141470 + 658 = 142128
Step 217: 142128 + 658 = 142786
Step 218: 142786 + 658 = 143444
Step 219: 143444 + 658 = 144102
Step 220: 144102 + 658 = 144760
Step 221: 144760 + 658 = 145418
Step 222: 145418 + 658 = 146076
Step 223: 146076 + 658 = 146734
Step 224: 146734 + 658 = 147392
Step 225: 147392 + 658 = 148050
Step 226: 148050 + 658 = 148708
Step 227: 148708 + 658 = 149366
Step 228: 149366 + 658 = 150024
Step 229: 150024 + 658 = 150682
Step 230: 150682 + 658 = 151340
Step 231: 151340 + 658 = 151998
Step 232: 151998 + 658 = 152656
Step 233: 152656 + 658 = 153314
Step 234: 153314 + 658 = 153972
Step 235: 153972 + 658 = 154630
Step 236: 154630 + 658 = 155288
Step 237: 155288 + 658 = 155946
Step 238: 155946 + 658 = 156604
Step 239: 156604 + 658 = 157262
Step 240: 157262 + 658 = 157920
Step 241: 157920 + 658 = 158578
Step 242: 158578 + 658 = 159236
Step 243: 159236 + 658 = 159894
Step 244: 159894 + 658 = 160552
Step 245: 160552 + 658 = 161210
Step 246: 161210 + 658 = 161868
Step 247: 161868 + 658 = 162526
Step 248: 162526 + 658 = 163184
Step 249: 163184 + 658 = 163842
Step 250: 163842 + 658 = 164500
Step 251: 164500 + 658 = 165158
Step 252: 165158 + 658 = 165816
Step 253: 165816 + 658 = 166474
Step 254: 166474 + 658 = 167132
Step 255: 167132 + 658 = 167790
Step 256: 167790 + 658 = 168448
Step 257: 168448 + 658 = 169106
Step 258: 169106 + 658 = 169764
Step 259: 169764 + 658 = 170422
Step 260: 170422 + 658 = 171080
Step 261: 171080 + 658 = 171738
Step 262: 171738 + 658 = 172396
Step 263: 172396 + 658 = 173054
Step 264: 173054 + 658 = 173712
Step 265: 173712 + 658 = 174370
Step 266: 174370 + 658 = 175028
Step 267: 175028 + 658 = 175686
Step 268: 175686 + 658 = 176344
Step 269: 176344 + 658 = 177002
Step 270: 177002 + 658 = 177660
Step 271: 177660 + 658 = 178318
Step 272: 178318 + 658 = 178976
Step 273: 178976 + 658 = 179634
Step 274: 179634 + 658 = 180292
Step 275: 180292 + 658 = 180950
Step 276: 180950 + 658 = 181608
Step 277: 181608 + 658 = 182266
Step 278: 182266 + 658 = 182924
Step 279: 182924 + 658 = 183582
Step 280: 183582 + 658 = 184240
Step 281: 184240 + 658 = 184898
Step 282: 184898 + 658 = 185556
Step 283: 185556 + 658 = 186214
Step 284: 186214 + 658 = 186872
Step 285: 186872 + 658 = 187530
Step 286: 187530 + 658 = 188188
Step 287: 188188 + 658 = 188846
Step 288: 188846 + 658 = 189504
Step 289: 189504 + 658 = 190162
Step 290: 190162 + 658 = 190820
Step 291: 190820 + 658 = 191478
Step 292: 191478 + 658 = 192136
Step 293: 192136 + 658 = 192794
Step 294: 192794 + 658 = 193452
Step 295: 193452 + 658 = 194110
Step 296: 194110 + 658 = 194768
Step 297: 194768 + 658 = 195426
Step 298: 195426 + 658 = 196084
Step 299: 196084 + 658 = 196742
Step 300: 196742 + 658 = 197400
Step 301: 197400 + 658 = 198058
Step 302: 198058 + 658 = 198716
Step 303: 198716 + 658 = 199374
Step 304: 199374 + 658 = 200032
Step 305: 200032 + 658 = 200690
Step 306: 200690 + 658 = 201348
Step 307: 201348 + 658 = 202006
Step 308: 202006 + 658 = 202664
Step 309: 202664 + 658 = 203322
Step 310: 203322 + 658 = 203980
Step 311: 203980 + 658 = 204638
Step 312: 204638 + 658 = 205296
Step 313: 205296 + 658 = 205954
Step 314: 205954 + 658 = 206612
Step 315: 206612 + 658 = 207270
Step 316: 207270 + 658 = 207928
Step 317: 207928 + 658 = 208586
Step 318: 208586 + 658 = 209244
Step 319: 209244 + 658 = 209902

So, 658*319 = 209902