Alright, let's solve this math problem step by step. First, we have the number 497. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 320. So, we're going to take the number 497 and add it to itself 320 times.
Step 1: 0 + 497 = 497
Step 2: 497 + 497 = 994
Step 3: 994 + 497 = 1491
Step 4: 1491 + 497 = 1988
Step 5: 1988 + 497 = 2485
Step 6: 2485 + 497 = 2982
Step 7: 2982 + 497 = 3479
Step 8: 3479 + 497 = 3976
Step 9: 3976 + 497 = 4473
Step 10: 4473 + 497 = 4970
Step 11: 4970 + 497 = 5467
Step 12: 5467 + 497 = 5964
Step 13: 5964 + 497 = 6461
Step 14: 6461 + 497 = 6958
Step 15: 6958 + 497 = 7455
Step 16: 7455 + 497 = 7952
Step 17: 7952 + 497 = 8449
Step 18: 8449 + 497 = 8946
Step 19: 8946 + 497 = 9443
Step 20: 9443 + 497 = 9940
Step 21: 9940 + 497 = 10437
Step 22: 10437 + 497 = 10934
Step 23: 10934 + 497 = 11431
Step 24: 11431 + 497 = 11928
Step 25: 11928 + 497 = 12425
Step 26: 12425 + 497 = 12922
Step 27: 12922 + 497 = 13419
Step 28: 13419 + 497 = 13916
Step 29: 13916 + 497 = 14413
Step 30: 14413 + 497 = 14910
Step 31: 14910 + 497 = 15407
Step 32: 15407 + 497 = 15904
Step 33: 15904 + 497 = 16401
Step 34: 16401 + 497 = 16898
Step 35: 16898 + 497 = 17395
Step 36: 17395 + 497 = 17892
Step 37: 17892 + 497 = 18389
Step 38: 18389 + 497 = 18886
Step 39: 18886 + 497 = 19383
Step 40: 19383 + 497 = 19880
Step 41: 19880 + 497 = 20377
Step 42: 20377 + 497 = 20874
Step 43: 20874 + 497 = 21371
Step 44: 21371 + 497 = 21868
Step 45: 21868 + 497 = 22365
Step 46: 22365 + 497 = 22862
Step 47: 22862 + 497 = 23359
Step 48: 23359 + 497 = 23856
Step 49: 23856 + 497 = 24353
Step 50: 24353 + 497 = 24850
Step 51: 24850 + 497 = 25347
Step 52: 25347 + 497 = 25844
Step 53: 25844 + 497 = 26341
Step 54: 26341 + 497 = 26838
Step 55: 26838 + 497 = 27335
Step 56: 27335 + 497 = 27832
Step 57: 27832 + 497 = 28329
Step 58: 28329 + 497 = 28826
Step 59: 28826 + 497 = 29323
Step 60: 29323 + 497 = 29820
Step 61: 29820 + 497 = 30317
Step 62: 30317 + 497 = 30814
Step 63: 30814 + 497 = 31311
Step 64: 31311 + 497 = 31808
Step 65: 31808 + 497 = 32305
Step 66: 32305 + 497 = 32802
Step 67: 32802 + 497 = 33299
Step 68: 33299 + 497 = 33796
Step 69: 33796 + 497 = 34293
Step 70: 34293 + 497 = 34790
Step 71: 34790 + 497 = 35287
Step 72: 35287 + 497 = 35784
Step 73: 35784 + 497 = 36281
Step 74: 36281 + 497 = 36778
Step 75: 36778 + 497 = 37275
Step 76: 37275 + 497 = 37772
Step 77: 37772 + 497 = 38269
Step 78: 38269 + 497 = 38766
Step 79: 38766 + 497 = 39263
Step 80: 39263 + 497 = 39760
Step 81: 39760 + 497 = 40257
Step 82: 40257 + 497 = 40754
Step 83: 40754 + 497 = 41251
Step 84: 41251 + 497 = 41748
Step 85: 41748 + 497 = 42245
Step 86: 42245 + 497 = 42742
Step 87: 42742 + 497 = 43239
Step 88: 43239 + 497 = 43736
Step 89: 43736 + 497 = 44233
Step 90: 44233 + 497 = 44730
Step 91: 44730 + 497 = 45227
Step 92: 45227 + 497 = 45724
Step 93: 45724 + 497 = 46221
Step 94: 46221 + 497 = 46718
Step 95: 46718 + 497 = 47215
Step 96: 47215 + 497 = 47712
Step 97: 47712 + 497 = 48209
Step 98: 48209 + 497 = 48706
Step 99: 48706 + 497 = 49203
Step 100: 49203 + 497 = 49700
Step 101: 49700 + 497 = 50197
Step 102: 50197 + 497 = 50694
Step 103: 50694 + 497 = 51191
Step 104: 51191 + 497 = 51688
Step 105: 51688 + 497 = 52185
Step 106: 52185 + 497 = 52682
Step 107: 52682 + 497 = 53179
Step 108: 53179 + 497 = 53676
Step 109: 53676 + 497 = 54173
Step 110: 54173 + 497 = 54670
Step 111: 54670 + 497 = 55167
Step 112: 55167 + 497 = 55664
Step 113: 55664 + 497 = 56161
Step 114: 56161 + 497 = 56658
Step 115: 56658 + 497 = 57155
Step 116: 57155 + 497 = 57652
Step 117: 57652 + 497 = 58149
Step 118: 58149 + 497 = 58646
Step 119: 58646 + 497 = 59143
Step 120: 59143 + 497 = 59640
Step 121: 59640 + 497 = 60137
Step 122: 60137 + 497 = 60634
Step 123: 60634 + 497 = 61131
Step 124: 61131 + 497 = 61628
Step 125: 61628 + 497 = 62125
Step 126: 62125 + 497 = 62622
Step 127: 62622 + 497 = 63119
Step 128: 63119 + 497 = 63616
Step 129: 63616 + 497 = 64113
Step 130: 64113 + 497 = 64610
Step 131: 64610 + 497 = 65107
Step 132: 65107 + 497 = 65604
Step 133: 65604 + 497 = 66101
Step 134: 66101 + 497 = 66598
Step 135: 66598 + 497 = 67095
Step 136: 67095 + 497 = 67592
Step 137: 67592 + 497 = 68089
Step 138: 68089 + 497 = 68586
Step 139: 68586 + 497 = 69083
Step 140: 69083 + 497 = 69580
Step 141: 69580 + 497 = 70077
Step 142: 70077 + 497 = 70574
Step 143: 70574 + 497 = 71071
Step 144: 71071 + 497 = 71568
Step 145: 71568 + 497 = 72065
Step 146: 72065 + 497 = 72562
Step 147: 72562 + 497 = 73059
Step 148: 73059 + 497 = 73556
Step 149: 73556 + 497 = 74053
Step 150: 74053 + 497 = 74550
Step 151: 74550 + 497 = 75047
Step 152: 75047 + 497 = 75544
Step 153: 75544 + 497 = 76041
Step 154: 76041 + 497 = 76538
Step 155: 76538 + 497 = 77035
Step 156: 77035 + 497 = 77532
Step 157: 77532 + 497 = 78029
Step 158: 78029 + 497 = 78526
Step 159: 78526 + 497 = 79023
Step 160: 79023 + 497 = 79520
Step 161: 79520 + 497 = 80017
Step 162: 80017 + 497 = 80514
Step 163: 80514 + 497 = 81011
Step 164: 81011 + 497 = 81508
Step 165: 81508 + 497 = 82005
Step 166: 82005 + 497 = 82502
Step 167: 82502 + 497 = 82999
Step 168: 82999 + 497 = 83496
Step 169: 83496 + 497 = 83993
Step 170: 83993 + 497 = 84490
Step 171: 84490 + 497 = 84987
Step 172: 84987 + 497 = 85484
Step 173: 85484 + 497 = 85981
Step 174: 85981 + 497 = 86478
Step 175: 86478 + 497 = 86975
Step 176: 86975 + 497 = 87472
Step 177: 87472 + 497 = 87969
Step 178: 87969 + 497 = 88466
Step 179: 88466 + 497 = 88963
Step 180: 88963 + 497 = 89460
Step 181: 89460 + 497 = 89957
Step 182: 89957 + 497 = 90454
Step 183: 90454 + 497 = 90951
Step 184: 90951 + 497 = 91448
Step 185: 91448 + 497 = 91945
Step 186: 91945 + 497 = 92442
Step 187: 92442 + 497 = 92939
Step 188: 92939 + 497 = 93436
Step 189: 93436 + 497 = 93933
Step 190: 93933 + 497 = 94430
Step 191: 94430 + 497 = 94927
Step 192: 94927 + 497 = 95424
Step 193: 95424 + 497 = 95921
Step 194: 95921 + 497 = 96418
Step 195: 96418 + 497 = 96915
Step 196: 96915 + 497 = 97412
Step 197: 97412 + 497 = 97909
Step 198: 97909 + 497 = 98406
Step 199: 98406 + 497 = 98903
Step 200: 98903 + 497 = 99400
Step 201: 99400 + 497 = 99897
Step 202: 99897 + 497 = 100394
Step 203: 100394 + 497 = 100891
Step 204: 100891 + 497 = 101388
Step 205: 101388 + 497 = 101885
Step 206: 101885 + 497 = 102382
Step 207: 102382 + 497 = 102879
Step 208: 102879 + 497 = 103376
Step 209: 103376 + 497 = 103873
Step 210: 103873 + 497 = 104370
Step 211: 104370 + 497 = 104867
Step 212: 104867 + 497 = 105364
Step 213: 105364 + 497 = 105861
Step 214: 105861 + 497 = 106358
Step 215: 106358 + 497 = 106855
Step 216: 106855 + 497 = 107352
Step 217: 107352 + 497 = 107849
Step 218: 107849 + 497 = 108346
Step 219: 108346 + 497 = 108843
Step 220: 108843 + 497 = 109340
Step 221: 109340 + 497 = 109837
Step 222: 109837 + 497 = 110334
Step 223: 110334 + 497 = 110831
Step 224: 110831 + 497 = 111328
Step 225: 111328 + 497 = 111825
Step 226: 111825 + 497 = 112322
Step 227: 112322 + 497 = 112819
Step 228: 112819 + 497 = 113316
Step 229: 113316 + 497 = 113813
Step 230: 113813 + 497 = 114310
Step 231: 114310 + 497 = 114807
Step 232: 114807 + 497 = 115304
Step 233: 115304 + 497 = 115801
Step 234: 115801 + 497 = 116298
Step 235: 116298 + 497 = 116795
Step 236: 116795 + 497 = 117292
Step 237: 117292 + 497 = 117789
Step 238: 117789 + 497 = 118286
Step 239: 118286 + 497 = 118783
Step 240: 118783 + 497 = 119280
Step 241: 119280 + 497 = 119777
Step 242: 119777 + 497 = 120274
Step 243: 120274 + 497 = 120771
Step 244: 120771 + 497 = 121268
Step 245: 121268 + 497 = 121765
Step 246: 121765 + 497 = 122262
Step 247: 122262 + 497 = 122759
Step 248: 122759 + 497 = 123256
Step 249: 123256 + 497 = 123753
Step 250: 123753 + 497 = 124250
Step 251: 124250 + 497 = 124747
Step 252: 124747 + 497 = 125244
Step 253: 125244 + 497 = 125741
Step 254: 125741 + 497 = 126238
Step 255: 126238 + 497 = 126735
Step 256: 126735 + 497 = 127232
Step 257: 127232 + 497 = 127729
Step 258: 127729 + 497 = 128226
Step 259: 128226 + 497 = 128723
Step 260: 128723 + 497 = 129220
Step 261: 129220 + 497 = 129717
Step 262: 129717 + 497 = 130214
Step 263: 130214 + 497 = 130711
Step 264: 130711 + 497 = 131208
Step 265: 131208 + 497 = 131705
Step 266: 131705 + 497 = 132202
Step 267: 132202 + 497 = 132699
Step 268: 132699 + 497 = 133196
Step 269: 133196 + 497 = 133693
Step 270: 133693 + 497 = 134190
Step 271: 134190 + 497 = 134687
Step 272: 134687 + 497 = 135184
Step 273: 135184 + 497 = 135681
Step 274: 135681 + 497 = 136178
Step 275: 136178 + 497 = 136675
Step 276: 136675 + 497 = 137172
Step 277: 137172 + 497 = 137669
Step 278: 137669 + 497 = 138166
Step 279: 138166 + 497 = 138663
Step 280: 138663 + 497 = 139160
Step 281: 139160 + 497 = 139657
Step 282: 139657 + 497 = 140154
Step 283: 140154 + 497 = 140651
Step 284: 140651 + 497 = 141148
Step 285: 141148 + 497 = 141645
Step 286: 141645 + 497 = 142142
Step 287: 142142 + 497 = 142639
Step 288: 142639 + 497 = 143136
Step 289: 143136 + 497 = 143633
Step 290: 143633 + 497 = 144130
Step 291: 144130 + 497 = 144627
Step 292: 144627 + 497 = 145124
Step 293: 145124 + 497 = 145621
Step 294: 145621 + 497 = 146118
Step 295: 146118 + 497 = 146615
Step 296: 146615 + 497 = 147112
Step 297: 147112 + 497 = 147609
Step 298: 147609 + 497 = 148106
Step 299: 148106 + 497 = 148603
Step 300: 148603 + 497 = 149100
Step 301: 149100 + 497 = 149597
Step 302: 149597 + 497 = 150094
Step 303: 150094 + 497 = 150591
Step 304: 150591 + 497 = 151088
Step 305: 151088 + 497 = 151585
Step 306: 151585 + 497 = 152082
Step 307: 152082 + 497 = 152579
Step 308: 152579 + 497 = 153076
Step 309: 153076 + 497 = 153573
Step 310: 153573 + 497 = 154070
Step 311: 154070 + 497 = 154567
Step 312: 154567 + 497 = 155064
Step 313: 155064 + 497 = 155561
Step 314: 155561 + 497 = 156058
Step 315: 156058 + 497 = 156555
Step 316: 156555 + 497 = 157052
Step 317: 157052 + 497 = 157549
Step 318: 157549 + 497 = 158046
Step 319: 158046 + 497 = 158543
Step 320: 158543 + 497 = 159040

So, 497*320 = 159040