OK, let's work through this together. We're starting with 488 and we're going to multiply it by 489, which means we add 488 to itself 489 times.
Step 1: 0 + 488 = 488
Step 2: 488 + 488 = 976
Step 3: 976 + 488 = 1464
Step 4: 1464 + 488 = 1952
Step 5: 1952 + 488 = 2440
Step 6: 2440 + 488 = 2928
Step 7: 2928 + 488 = 3416
Step 8: 3416 + 488 = 3904
Step 9: 3904 + 488 = 4392
Step 10: 4392 + 488 = 4880
Step 11: 4880 + 488 = 5368
Step 12: 5368 + 488 = 5856
Step 13: 5856 + 488 = 6344
Step 14: 6344 + 488 = 6832
Step 15: 6832 + 488 = 7320
Step 16: 7320 + 488 = 7808
Step 17: 7808 + 488 = 8296
Step 18: 8296 + 488 = 8784
Step 19: 8784 + 488 = 9272
Step 20: 9272 + 488 = 9760
Step 21: 9760 + 488 = 10248
Step 22: 10248 + 488 = 10736
Step 23: 10736 + 488 = 11224
Step 24: 11224 + 488 = 11712
Step 25: 11712 + 488 = 12200
Step 26: 12200 + 488 = 12688
Step 27: 12688 + 488 = 13176
Step 28: 13176 + 488 = 13664
Step 29: 13664 + 488 = 14152
Step 30: 14152 + 488 = 14640
Step 31: 14640 + 488 = 15128
Step 32: 15128 + 488 = 15616
Step 33: 15616 + 488 = 16104
Step 34: 16104 + 488 = 16592
Step 35: 16592 + 488 = 17080
Step 36: 17080 + 488 = 17568
Step 37: 17568 + 488 = 18056
Step 38: 18056 + 488 = 18544
Step 39: 18544 + 488 = 19032
Step 40: 19032 + 488 = 19520
Step 41: 19520 + 488 = 20008
Step 42: 20008 + 488 = 20496
Step 43: 20496 + 488 = 20984
Step 44: 20984 + 488 = 21472
Step 45: 21472 + 488 = 21960
Step 46: 21960 + 488 = 22448
Step 47: 22448 + 488 = 22936
Step 48: 22936 + 488 = 23424
Step 49: 23424 + 488 = 23912
Step 50: 23912 + 488 = 24400
Step 51: 24400 + 488 = 24888
Step 52: 24888 + 488 = 25376
Step 53: 25376 + 488 = 25864
Step 54: 25864 + 488 = 26352
Step 55: 26352 + 488 = 26840
Step 56: 26840 + 488 = 27328
Step 57: 27328 + 488 = 27816
Step 58: 27816 + 488 = 28304
Step 59: 28304 + 488 = 28792
Step 60: 28792 + 488 = 29280
Step 61: 29280 + 488 = 29768
Step 62: 29768 + 488 = 30256
Step 63: 30256 + 488 = 30744
Step 64: 30744 + 488 = 31232
Step 65: 31232 + 488 = 31720
Step 66: 31720 + 488 = 32208
Step 67: 32208 + 488 = 32696
Step 68: 32696 + 488 = 33184
Step 69: 33184 + 488 = 33672
Step 70: 33672 + 488 = 34160
Step 71: 34160 + 488 = 34648
Step 72: 34648 + 488 = 35136
Step 73: 35136 + 488 = 35624
Step 74: 35624 + 488 = 36112
Step 75: 36112 + 488 = 36600
Step 76: 36600 + 488 = 37088
Step 77: 37088 + 488 = 37576
Step 78: 37576 + 488 = 38064
Step 79: 38064 + 488 = 38552
Step 80: 38552 + 488 = 39040
Step 81: 39040 + 488 = 39528
Step 82: 39528 + 488 = 40016
Step 83: 40016 + 488 = 40504
Step 84: 40504 + 488 = 40992
Step 85: 40992 + 488 = 41480
Step 86: 41480 + 488 = 41968
Step 87: 41968 + 488 = 42456
Step 88: 42456 + 488 = 42944
Step 89: 42944 + 488 = 43432
Step 90: 43432 + 488 = 43920
Step 91: 43920 + 488 = 44408
Step 92: 44408 + 488 = 44896
Step 93: 44896 + 488 = 45384
Step 94: 45384 + 488 = 45872
Step 95: 45872 + 488 = 46360
Step 96: 46360 + 488 = 46848
Step 97: 46848 + 488 = 47336
Step 98: 47336 + 488 = 47824
Step 99: 47824 + 488 = 48312
Step 100: 48312 + 488 = 48800
Step 101: 48800 + 488 = 49288
Step 102: 49288 + 488 = 49776
Step 103: 49776 + 488 = 50264
Step 104: 50264 + 488 = 50752
Step 105: 50752 + 488 = 51240
Step 106: 51240 + 488 = 51728
Step 107: 51728 + 488 = 52216
Step 108: 52216 + 488 = 52704
Step 109: 52704 + 488 = 53192
Step 110: 53192 + 488 = 53680
Step 111: 53680 + 488 = 54168
Step 112: 54168 + 488 = 54656
Step 113: 54656 + 488 = 55144
Step 114: 55144 + 488 = 55632
Step 115: 55632 + 488 = 56120
Step 116: 56120 + 488 = 56608
Step 117: 56608 + 488 = 57096
Step 118: 57096 + 488 = 57584
Step 119: 57584 + 488 = 58072
Step 120: 58072 + 488 = 58560
Step 121: 58560 + 488 = 59048
Step 122: 59048 + 488 = 59536
Step 123: 59536 + 488 = 60024
Step 124: 60024 + 488 = 60512
Step 125: 60512 + 488 = 61000
Step 126: 61000 + 488 = 61488
Step 127: 61488 + 488 = 61976
Step 128: 61976 + 488 = 62464
Step 129: 62464 + 488 = 62952
Step 130: 62952 + 488 = 63440
Step 131: 63440 + 488 = 63928
Step 132: 63928 + 488 = 64416
Step 133: 64416 + 488 = 64904
Step 134: 64904 + 488 = 65392
Step 135: 65392 + 488 = 65880
Step 136: 65880 + 488 = 66368
Step 137: 66368 + 488 = 66856
Step 138: 66856 + 488 = 67344
Step 139: 67344 + 488 = 67832
Step 140: 67832 + 488 = 68320
Step 141: 68320 + 488 = 68808
Step 142: 68808 + 488 = 69296
Step 143: 69296 + 488 = 69784
Step 144: 69784 + 488 = 70272
Step 145: 70272 + 488 = 70760
Step 146: 70760 + 488 = 71248
Step 147: 71248 + 488 = 71736
Step 148: 71736 + 488 = 72224
Step 149: 72224 + 488 = 72712
Step 150: 72712 + 488 = 73200
Step 151: 73200 + 488 = 73688
Step 152: 73688 + 488 = 74176
Step 153: 74176 + 488 = 74664
Step 154: 74664 + 488 = 75152
Step 155: 75152 + 488 = 75640
Step 156: 75640 + 488 = 76128
Step 157: 76128 + 488 = 76616
Step 158: 76616 + 488 = 77104
Step 159: 77104 + 488 = 77592
Step 160: 77592 + 488 = 78080
Step 161: 78080 + 488 = 78568
Step 162: 78568 + 488 = 79056
Step 163: 79056 + 488 = 79544
Step 164: 79544 + 488 = 80032
Step 165: 80032 + 488 = 80520
Step 166: 80520 + 488 = 81008
Step 167: 81008 + 488 = 81496
Step 168: 81496 + 488 = 81984
Step 169: 81984 + 488 = 82472
Step 170: 82472 + 488 = 82960
Step 171: 82960 + 488 = 83448
Step 172: 83448 + 488 = 83936
Step 173: 83936 + 488 = 84424
Step 174: 84424 + 488 = 84912
Step 175: 84912 + 488 = 85400
Step 176: 85400 + 488 = 85888
Step 177: 85888 + 488 = 86376
Step 178: 86376 + 488 = 86864
Step 179: 86864 + 488 = 87352
Step 180: 87352 + 488 = 87840
Step 181: 87840 + 488 = 88328
Step 182: 88328 + 488 = 88816
Step 183: 88816 + 488 = 89304
Step 184: 89304 + 488 = 89792
Step 185: 89792 + 488 = 90280
Step 186: 90280 + 488 = 90768
Step 187: 90768 + 488 = 91256
Step 188: 91256 + 488 = 91744
Step 189: 91744 + 488 = 92232
Step 190: 92232 + 488 = 92720
Step 191: 92720 + 488 = 93208
Step 192: 93208 + 488 = 93696
Step 193: 93696 + 488 = 94184
Step 194: 94184 + 488 = 94672
Step 195: 94672 + 488 = 95160
Step 196: 95160 + 488 = 95648
Step 197: 95648 + 488 = 96136
Step 198: 96136 + 488 = 96624
Step 199: 96624 + 488 = 97112
Step 200: 97112 + 488 = 97600
Step 201: 97600 + 488 = 98088
Step 202: 98088 + 488 = 98576
Step 203: 98576 + 488 = 99064
Step 204: 99064 + 488 = 99552
Step 205: 99552 + 488 = 100040
Step 206: 100040 + 488 = 100528
Step 207: 100528 + 488 = 101016
Step 208: 101016 + 488 = 101504
Step 209: 101504 + 488 = 101992
Step 210: 101992 + 488 = 102480
Step 211: 102480 + 488 = 102968
Step 212: 102968 + 488 = 103456
Step 213: 103456 + 488 = 103944
Step 214: 103944 + 488 = 104432
Step 215: 104432 + 488 = 104920
Step 216: 104920 + 488 = 105408
Step 217: 105408 + 488 = 105896
Step 218: 105896 + 488 = 106384
Step 219: 106384 + 488 = 106872
Step 220: 106872 + 488 = 107360
Step 221: 107360 + 488 = 107848
Step 222: 107848 + 488 = 108336
Step 223: 108336 + 488 = 108824
Step 224: 108824 + 488 = 109312
Step 225: 109312 + 488 = 109800
Step 226: 109800 + 488 = 110288
Step 227: 110288 + 488 = 110776
Step 228: 110776 + 488 = 111264
Step 229: 111264 + 488 = 111752
Step 230: 111752 + 488 = 112240
Step 231: 112240 + 488 = 112728
Step 232: 112728 + 488 = 113216
Step 233: 113216 + 488 = 113704
Step 234: 113704 + 488 = 114192
Step 235: 114192 + 488 = 114680
Step 236: 114680 + 488 = 115168
Step 237: 115168 + 488 = 115656
Step 238: 115656 + 488 = 116144
Step 239: 116144 + 488 = 116632
Step 240: 116632 + 488 = 117120
Step 241: 117120 + 488 = 117608
Step 242: 117608 + 488 = 118096
Step 243: 118096 + 488 = 118584
Step 244: 118584 + 488 = 119072
Step 245: 119072 + 488 = 119560
Step 246: 119560 + 488 = 120048
Step 247: 120048 + 488 = 120536
Step 248: 120536 + 488 = 121024
Step 249: 121024 + 488 = 121512
Step 250: 121512 + 488 = 122000
Step 251: 122000 + 488 = 122488
Step 252: 122488 + 488 = 122976
Step 253: 122976 + 488 = 123464
Step 254: 123464 + 488 = 123952
Step 255: 123952 + 488 = 124440
Step 256: 124440 + 488 = 124928
Step 257: 124928 + 488 = 125416
Step 258: 125416 + 488 = 125904
Step 259: 125904 + 488 = 126392
Step 260: 126392 + 488 = 126880
Step 261: 126880 + 488 = 127368
Step 262: 127368 + 488 = 127856
Step 263: 127856 + 488 = 128344
Step 264: 128344 + 488 = 128832
Step 265: 128832 + 488 = 129320
Step 266: 129320 + 488 = 129808
Step 267: 129808 + 488 = 130296
Step 268: 130296 + 488 = 130784
Step 269: 130784 + 488 = 131272
Step 270: 131272 + 488 = 131760
Step 271: 131760 + 488 = 132248
Step 272: 132248 + 488 = 132736
Step 273: 132736 + 488 = 133224
Step 274: 133224 + 488 = 133712
Step 275: 133712 + 488 = 134200
Step 276: 134200 + 488 = 134688
Step 277: 134688 + 488 = 135176
Step 278: 135176 + 488 = 135664
Step 279: 135664 + 488 = 136152
Step 280: 136152 + 488 = 136640
Step 281: 136640 + 488 = 137128
Step 282: 137128 + 488 = 137616
Step 283: 137616 + 488 = 138104
Step 284: 138104 + 488 = 138592
Step 285: 138592 + 488 = 139080
Step 286: 139080 + 488 = 139568
Step 287: 139568 + 488 = 140056
Step 288: 140056 + 488 = 140544
Step 289: 140544 + 488 = 141032
Step 290: 141032 + 488 = 141520
Step 291: 141520 + 488 = 142008
Step 292: 142008 + 488 = 142496
Step 293: 142496 + 488 = 142984
Step 294: 142984 + 488 = 143472
Step 295: 143472 + 488 = 143960
Step 296: 143960 + 488 = 144448
Step 297: 144448 + 488 = 144936
Step 298: 144936 + 488 = 145424
Step 299: 145424 + 488 = 145912
Step 300: 145912 + 488 = 146400
Step 301: 146400 + 488 = 146888
Step 302: 146888 + 488 = 147376
Step 303: 147376 + 488 = 147864
Step 304: 147864 + 488 = 148352
Step 305: 148352 + 488 = 148840
Step 306: 148840 + 488 = 149328
Step 307: 149328 + 488 = 149816
Step 308: 149816 + 488 = 150304
Step 309: 150304 + 488 = 150792
Step 310: 150792 + 488 = 151280
Step 311: 151280 + 488 = 151768
Step 312: 151768 + 488 = 152256
Step 313: 152256 + 488 = 152744
Step 314: 152744 + 488 = 153232
Step 315: 153232 + 488 = 153720
Step 316: 153720 + 488 = 154208
Step 317: 154208 + 488 = 154696
Step 318: 154696 + 488 = 155184
Step 319: 155184 + 488 = 155672
Step 320: 155672 + 488 = 156160
Step 321: 156160 + 488 = 156648
Step 322: 156648 + 488 = 157136
Step 323: 157136 + 488 = 157624
Step 324: 157624 + 488 = 158112
Step 325: 158112 + 488 = 158600
Step 326: 158600 + 488 = 159088
Step 327: 159088 + 488 = 159576
Step 328: 159576 + 488 = 160064
Step 329: 160064 + 488 = 160552
Step 330: 160552 + 488 = 161040
Step 331: 161040 + 488 = 161528
Step 332: 161528 + 488 = 162016
Step 333: 162016 + 488 = 162504
Step 334: 162504 + 488 = 162992
Step 335: 162992 + 488 = 163480
Step 336: 163480 + 488 = 163968
Step 337: 163968 + 488 = 164456
Step 338: 164456 + 488 = 164944
Step 339: 164944 + 488 = 165432
Step 340: 165432 + 488 = 165920
Step 341: 165920 + 488 = 166408
Step 342: 166408 + 488 = 166896
Step 343: 166896 + 488 = 167384
Step 344: 167384 + 488 = 167872
Step 345: 167872 + 488 = 168360
Step 346: 168360 + 488 = 168848
Step 347: 168848 + 488 = 169336
Step 348: 169336 + 488 = 169824
Step 349: 169824 + 488 = 170312
Step 350: 170312 + 488 = 170800
Step 351: 170800 + 488 = 171288
Step 352: 171288 + 488 = 171776
Step 353: 171776 + 488 = 172264
Step 354: 172264 + 488 = 172752
Step 355: 172752 + 488 = 173240
Step 356: 173240 + 488 = 173728
Step 357: 173728 + 488 = 174216
Step 358: 174216 + 488 = 174704
Step 359: 174704 + 488 = 175192
Step 360: 175192 + 488 = 175680
Step 361: 175680 + 488 = 176168
Step 362: 176168 + 488 = 176656
Step 363: 176656 + 488 = 177144
Step 364: 177144 + 488 = 177632
Step 365: 177632 + 488 = 178120
Step 366: 178120 + 488 = 178608
Step 367: 178608 + 488 = 179096
Step 368: 179096 + 488 = 179584
Step 369: 179584 + 488 = 180072
Step 370: 180072 + 488 = 180560
Step 371: 180560 + 488 = 181048
Step 372: 181048 + 488 = 181536
Step 373: 181536 + 488 = 182024
Step 374: 182024 + 488 = 182512
Step 375: 182512 + 488 = 183000
Step 376: 183000 + 488 = 183488
Step 377: 183488 + 488 = 183976
Step 378: 183976 + 488 = 184464
Step 379: 184464 + 488 = 184952
Step 380: 184952 + 488 = 185440
Step 381: 185440 + 488 = 185928
Step 382: 185928 + 488 = 186416
Step 383: 186416 + 488 = 186904
Step 384: 186904 + 488 = 187392
Step 385: 187392 + 488 = 187880
Step 386: 187880 + 488 = 188368
Step 387: 188368 + 488 = 188856
Step 388: 188856 + 488 = 189344
Step 389: 189344 + 488 = 189832
Step 390: 189832 + 488 = 190320
Step 391: 190320 + 488 = 190808
Step 392: 190808 + 488 = 191296
Step 393: 191296 + 488 = 191784
Step 394: 191784 + 488 = 192272
Step 395: 192272 + 488 = 192760
Step 396: 192760 + 488 = 193248
Step 397: 193248 + 488 = 193736
Step 398: 193736 + 488 = 194224
Step 399: 194224 + 488 = 194712
Step 400: 194712 + 488 = 195200
Step 401: 195200 + 488 = 195688
Step 402: 195688 + 488 = 196176
Step 403: 196176 + 488 = 196664
Step 404: 196664 + 488 = 197152
Step 405: 197152 + 488 = 197640
Step 406: 197640 + 488 = 198128
Step 407: 198128 + 488 = 198616
Step 408: 198616 + 488 = 199104
Step 409: 199104 + 488 = 199592
Step 410: 199592 + 488 = 200080
Step 411: 200080 + 488 = 200568
Step 412: 200568 + 488 = 201056
Step 413: 201056 + 488 = 201544
Step 414: 201544 + 488 = 202032
Step 415: 202032 + 488 = 202520
Step 416: 202520 + 488 = 203008
Step 417: 203008 + 488 = 203496
Step 418: 203496 + 488 = 203984
Step 419: 203984 + 488 = 204472
Step 420: 204472 + 488 = 204960
Step 421: 204960 + 488 = 205448
Step 422: 205448 + 488 = 205936
Step 423: 205936 + 488 = 206424
Step 424: 206424 + 488 = 206912
Step 425: 206912 + 488 = 207400
Step 426: 207400 + 488 = 207888
Step 427: 207888 + 488 = 208376
Step 428: 208376 + 488 = 208864
Step 429: 208864 + 488 = 209352
Step 430: 209352 + 488 = 209840
Step 431: 209840 + 488 = 210328
Step 432: 210328 + 488 = 210816
Step 433: 210816 + 488 = 211304
Step 434: 211304 + 488 = 211792
Step 435: 211792 + 488 = 212280
Step 436: 212280 + 488 = 212768
Step 437: 212768 + 488 = 213256
Step 438: 213256 + 488 = 213744
Step 439: 213744 + 488 = 214232
Step 440: 214232 + 488 = 214720
Step 441: 214720 + 488 = 215208
Step 442: 215208 + 488 = 215696
Step 443: 215696 + 488 = 216184
Step 444: 216184 + 488 = 216672
Step 445: 216672 + 488 = 217160
Step 446: 217160 + 488 = 217648
Step 447: 217648 + 488 = 218136
Step 448: 218136 + 488 = 218624
Step 449: 218624 + 488 = 219112
Step 450: 219112 + 488 = 219600
Step 451: 219600 + 488 = 220088
Step 452: 220088 + 488 = 220576
Step 453: 220576 + 488 = 221064
Step 454: 221064 + 488 = 221552
Step 455: 221552 + 488 = 222040
Step 456: 222040 + 488 = 222528
Step 457: 222528 + 488 = 223016
Step 458: 223016 + 488 = 223504
Step 459: 223504 + 488 = 223992
Step 460: 223992 + 488 = 224480
Step 461: 224480 + 488 = 224968
Step 462: 224968 + 488 = 225456
Step 463: 225456 + 488 = 225944
Step 464: 225944 + 488 = 226432
Step 465: 226432 + 488 = 226920
Step 466: 226920 + 488 = 227408
Step 467: 227408 + 488 = 227896
Step 468: 227896 + 488 = 228384
Step 469: 228384 + 488 = 228872
Step 470: 228872 + 488 = 229360
Step 471: 229360 + 488 = 229848
Step 472: 229848 + 488 = 230336
Step 473: 230336 + 488 = 230824
Step 474: 230824 + 488 = 231312
Step 475: 231312 + 488 = 231800
Step 476: 231800 + 488 = 232288
Step 477: 232288 + 488 = 232776
Step 478: 232776 + 488 = 233264
Step 479: 233264 + 488 = 233752
Step 480: 233752 + 488 = 234240
Step 481: 234240 + 488 = 234728
Step 482: 234728 + 488 = 235216
Step 483: 235216 + 488 = 235704
Step 484: 235704 + 488 = 236192
Step 485: 236192 + 488 = 236680
Step 486: 236680 + 488 = 237168
Step 487: 237168 + 488 = 237656
Step 488: 237656 + 488 = 238144
Step 489: 238144 + 488 = 238632

So, 488*489 = 238632