Sure thing, let's get straight to it. We start with 215 and we're going to multiply it by 490, which means adding 215 to itself 490 times.
Step 1: 0 + 215 = 215
Step 2: 215 + 215 = 430
Step 3: 430 + 215 = 645
Step 4: 645 + 215 = 860
Step 5: 860 + 215 = 1075
Step 6: 1075 + 215 = 1290
Step 7: 1290 + 215 = 1505
Step 8: 1505 + 215 = 1720
Step 9: 1720 + 215 = 1935
Step 10: 1935 + 215 = 2150
Step 11: 2150 + 215 = 2365
Step 12: 2365 + 215 = 2580
Step 13: 2580 + 215 = 2795
Step 14: 2795 + 215 = 3010
Step 15: 3010 + 215 = 3225
Step 16: 3225 + 215 = 3440
Step 17: 3440 + 215 = 3655
Step 18: 3655 + 215 = 3870
Step 19: 3870 + 215 = 4085
Step 20: 4085 + 215 = 4300
Step 21: 4300 + 215 = 4515
Step 22: 4515 + 215 = 4730
Step 23: 4730 + 215 = 4945
Step 24: 4945 + 215 = 5160
Step 25: 5160 + 215 = 5375
Step 26: 5375 + 215 = 5590
Step 27: 5590 + 215 = 5805
Step 28: 5805 + 215 = 6020
Step 29: 6020 + 215 = 6235
Step 30: 6235 + 215 = 6450
Step 31: 6450 + 215 = 6665
Step 32: 6665 + 215 = 6880
Step 33: 6880 + 215 = 7095
Step 34: 7095 + 215 = 7310
Step 35: 7310 + 215 = 7525
Step 36: 7525 + 215 = 7740
Step 37: 7740 + 215 = 7955
Step 38: 7955 + 215 = 8170
Step 39: 8170 + 215 = 8385
Step 40: 8385 + 215 = 8600
Step 41: 8600 + 215 = 8815
Step 42: 8815 + 215 = 9030
Step 43: 9030 + 215 = 9245
Step 44: 9245 + 215 = 9460
Step 45: 9460 + 215 = 9675
Step 46: 9675 + 215 = 9890
Step 47: 9890 + 215 = 10105
Step 48: 10105 + 215 = 10320
Step 49: 10320 + 215 = 10535
Step 50: 10535 + 215 = 10750
Step 51: 10750 + 215 = 10965
Step 52: 10965 + 215 = 11180
Step 53: 11180 + 215 = 11395
Step 54: 11395 + 215 = 11610
Step 55: 11610 + 215 = 11825
Step 56: 11825 + 215 = 12040
Step 57: 12040 + 215 = 12255
Step 58: 12255 + 215 = 12470
Step 59: 12470 + 215 = 12685
Step 60: 12685 + 215 = 12900
Step 61: 12900 + 215 = 13115
Step 62: 13115 + 215 = 13330
Step 63: 13330 + 215 = 13545
Step 64: 13545 + 215 = 13760
Step 65: 13760 + 215 = 13975
Step 66: 13975 + 215 = 14190
Step 67: 14190 + 215 = 14405
Step 68: 14405 + 215 = 14620
Step 69: 14620 + 215 = 14835
Step 70: 14835 + 215 = 15050
Step 71: 15050 + 215 = 15265
Step 72: 15265 + 215 = 15480
Step 73: 15480 + 215 = 15695
Step 74: 15695 + 215 = 15910
Step 75: 15910 + 215 = 16125
Step 76: 16125 + 215 = 16340
Step 77: 16340 + 215 = 16555
Step 78: 16555 + 215 = 16770
Step 79: 16770 + 215 = 16985
Step 80: 16985 + 215 = 17200
Step 81: 17200 + 215 = 17415
Step 82: 17415 + 215 = 17630
Step 83: 17630 + 215 = 17845
Step 84: 17845 + 215 = 18060
Step 85: 18060 + 215 = 18275
Step 86: 18275 + 215 = 18490
Step 87: 18490 + 215 = 18705
Step 88: 18705 + 215 = 18920
Step 89: 18920 + 215 = 19135
Step 90: 19135 + 215 = 19350
Step 91: 19350 + 215 = 19565
Step 92: 19565 + 215 = 19780
Step 93: 19780 + 215 = 19995
Step 94: 19995 + 215 = 20210
Step 95: 20210 + 215 = 20425
Step 96: 20425 + 215 = 20640
Step 97: 20640 + 215 = 20855
Step 98: 20855 + 215 = 21070
Step 99: 21070 + 215 = 21285
Step 100: 21285 + 215 = 21500
Step 101: 21500 + 215 = 21715
Step 102: 21715 + 215 = 21930
Step 103: 21930 + 215 = 22145
Step 104: 22145 + 215 = 22360
Step 105: 22360 + 215 = 22575
Step 106: 22575 + 215 = 22790
Step 107: 22790 + 215 = 23005
Step 108: 23005 + 215 = 23220
Step 109: 23220 + 215 = 23435
Step 110: 23435 + 215 = 23650
Step 111: 23650 + 215 = 23865
Step 112: 23865 + 215 = 24080
Step 113: 24080 + 215 = 24295
Step 114: 24295 + 215 = 24510
Step 115: 24510 + 215 = 24725
Step 116: 24725 + 215 = 24940
Step 117: 24940 + 215 = 25155
Step 118: 25155 + 215 = 25370
Step 119: 25370 + 215 = 25585
Step 120: 25585 + 215 = 25800
Step 121: 25800 + 215 = 26015
Step 122: 26015 + 215 = 26230
Step 123: 26230 + 215 = 26445
Step 124: 26445 + 215 = 26660
Step 125: 26660 + 215 = 26875
Step 126: 26875 + 215 = 27090
Step 127: 27090 + 215 = 27305
Step 128: 27305 + 215 = 27520
Step 129: 27520 + 215 = 27735
Step 130: 27735 + 215 = 27950
Step 131: 27950 + 215 = 28165
Step 132: 28165 + 215 = 28380
Step 133: 28380 + 215 = 28595
Step 134: 28595 + 215 = 28810
Step 135: 28810 + 215 = 29025
Step 136: 29025 + 215 = 29240
Step 137: 29240 + 215 = 29455
Step 138: 29455 + 215 = 29670
Step 139: 29670 + 215 = 29885
Step 140: 29885 + 215 = 30100
Step 141: 30100 + 215 = 30315
Step 142: 30315 + 215 = 30530
Step 143: 30530 + 215 = 30745
Step 144: 30745 + 215 = 30960
Step 145: 30960 + 215 = 31175
Step 146: 31175 + 215 = 31390
Step 147: 31390 + 215 = 31605
Step 148: 31605 + 215 = 31820
Step 149: 31820 + 215 = 32035
Step 150: 32035 + 215 = 32250
Step 151: 32250 + 215 = 32465
Step 152: 32465 + 215 = 32680
Step 153: 32680 + 215 = 32895
Step 154: 32895 + 215 = 33110
Step 155: 33110 + 215 = 33325
Step 156: 33325 + 215 = 33540
Step 157: 33540 + 215 = 33755
Step 158: 33755 + 215 = 33970
Step 159: 33970 + 215 = 34185
Step 160: 34185 + 215 = 34400
Step 161: 34400 + 215 = 34615
Step 162: 34615 + 215 = 34830
Step 163: 34830 + 215 = 35045
Step 164: 35045 + 215 = 35260
Step 165: 35260 + 215 = 35475
Step 166: 35475 + 215 = 35690
Step 167: 35690 + 215 = 35905
Step 168: 35905 + 215 = 36120
Step 169: 36120 + 215 = 36335
Step 170: 36335 + 215 = 36550
Step 171: 36550 + 215 = 36765
Step 172: 36765 + 215 = 36980
Step 173: 36980 + 215 = 37195
Step 174: 37195 + 215 = 37410
Step 175: 37410 + 215 = 37625
Step 176: 37625 + 215 = 37840
Step 177: 37840 + 215 = 38055
Step 178: 38055 + 215 = 38270
Step 179: 38270 + 215 = 38485
Step 180: 38485 + 215 = 38700
Step 181: 38700 + 215 = 38915
Step 182: 38915 + 215 = 39130
Step 183: 39130 + 215 = 39345
Step 184: 39345 + 215 = 39560
Step 185: 39560 + 215 = 39775
Step 186: 39775 + 215 = 39990
Step 187: 39990 + 215 = 40205
Step 188: 40205 + 215 = 40420
Step 189: 40420 + 215 = 40635
Step 190: 40635 + 215 = 40850
Step 191: 40850 + 215 = 41065
Step 192: 41065 + 215 = 41280
Step 193: 41280 + 215 = 41495
Step 194: 41495 + 215 = 41710
Step 195: 41710 + 215 = 41925
Step 196: 41925 + 215 = 42140
Step 197: 42140 + 215 = 42355
Step 198: 42355 + 215 = 42570
Step 199: 42570 + 215 = 42785
Step 200: 42785 + 215 = 43000
Step 201: 43000 + 215 = 43215
Step 202: 43215 + 215 = 43430
Step 203: 43430 + 215 = 43645
Step 204: 43645 + 215 = 43860
Step 205: 43860 + 215 = 44075
Step 206: 44075 + 215 = 44290
Step 207: 44290 + 215 = 44505
Step 208: 44505 + 215 = 44720
Step 209: 44720 + 215 = 44935
Step 210: 44935 + 215 = 45150
Step 211: 45150 + 215 = 45365
Step 212: 45365 + 215 = 45580
Step 213: 45580 + 215 = 45795
Step 214: 45795 + 215 = 46010
Step 215: 46010 + 215 = 46225
Step 216: 46225 + 215 = 46440
Step 217: 46440 + 215 = 46655
Step 218: 46655 + 215 = 46870
Step 219: 46870 + 215 = 47085
Step 220: 47085 + 215 = 47300
Step 221: 47300 + 215 = 47515
Step 222: 47515 + 215 = 47730
Step 223: 47730 + 215 = 47945
Step 224: 47945 + 215 = 48160
Step 225: 48160 + 215 = 48375
Step 226: 48375 + 215 = 48590
Step 227: 48590 + 215 = 48805
Step 228: 48805 + 215 = 49020
Step 229: 49020 + 215 = 49235
Step 230: 49235 + 215 = 49450
Step 231: 49450 + 215 = 49665
Step 232: 49665 + 215 = 49880
Step 233: 49880 + 215 = 50095
Step 234: 50095 + 215 = 50310
Step 235: 50310 + 215 = 50525
Step 236: 50525 + 215 = 50740
Step 237: 50740 + 215 = 50955
Step 238: 50955 + 215 = 51170
Step 239: 51170 + 215 = 51385
Step 240: 51385 + 215 = 51600
Step 241: 51600 + 215 = 51815
Step 242: 51815 + 215 = 52030
Step 243: 52030 + 215 = 52245
Step 244: 52245 + 215 = 52460
Step 245: 52460 + 215 = 52675
Step 246: 52675 + 215 = 52890
Step 247: 52890 + 215 = 53105
Step 248: 53105 + 215 = 53320
Step 249: 53320 + 215 = 53535
Step 250: 53535 + 215 = 53750
Step 251: 53750 + 215 = 53965
Step 252: 53965 + 215 = 54180
Step 253: 54180 + 215 = 54395
Step 254: 54395 + 215 = 54610
Step 255: 54610 + 215 = 54825
Step 256: 54825 + 215 = 55040
Step 257: 55040 + 215 = 55255
Step 258: 55255 + 215 = 55470
Step 259: 55470 + 215 = 55685
Step 260: 55685 + 215 = 55900
Step 261: 55900 + 215 = 56115
Step 262: 56115 + 215 = 56330
Step 263: 56330 + 215 = 56545
Step 264: 56545 + 215 = 56760
Step 265: 56760 + 215 = 56975
Step 266: 56975 + 215 = 57190
Step 267: 57190 + 215 = 57405
Step 268: 57405 + 215 = 57620
Step 269: 57620 + 215 = 57835
Step 270: 57835 + 215 = 58050
Step 271: 58050 + 215 = 58265
Step 272: 58265 + 215 = 58480
Step 273: 58480 + 215 = 58695
Step 274: 58695 + 215 = 58910
Step 275: 58910 + 215 = 59125
Step 276: 59125 + 215 = 59340
Step 277: 59340 + 215 = 59555
Step 278: 59555 + 215 = 59770
Step 279: 59770 + 215 = 59985
Step 280: 59985 + 215 = 60200
Step 281: 60200 + 215 = 60415
Step 282: 60415 + 215 = 60630
Step 283: 60630 + 215 = 60845
Step 284: 60845 + 215 = 61060
Step 285: 61060 + 215 = 61275
Step 286: 61275 + 215 = 61490
Step 287: 61490 + 215 = 61705
Step 288: 61705 + 215 = 61920
Step 289: 61920 + 215 = 62135
Step 290: 62135 + 215 = 62350
Step 291: 62350 + 215 = 62565
Step 292: 62565 + 215 = 62780
Step 293: 62780 + 215 = 62995
Step 294: 62995 + 215 = 63210
Step 295: 63210 + 215 = 63425
Step 296: 63425 + 215 = 63640
Step 297: 63640 + 215 = 63855
Step 298: 63855 + 215 = 64070
Step 299: 64070 + 215 = 64285
Step 300: 64285 + 215 = 64500
Step 301: 64500 + 215 = 64715
Step 302: 64715 + 215 = 64930
Step 303: 64930 + 215 = 65145
Step 304: 65145 + 215 = 65360
Step 305: 65360 + 215 = 65575
Step 306: 65575 + 215 = 65790
Step 307: 65790 + 215 = 66005
Step 308: 66005 + 215 = 66220
Step 309: 66220 + 215 = 66435
Step 310: 66435 + 215 = 66650
Step 311: 66650 + 215 = 66865
Step 312: 66865 + 215 = 67080
Step 313: 67080 + 215 = 67295
Step 314: 67295 + 215 = 67510
Step 315: 67510 + 215 = 67725
Step 316: 67725 + 215 = 67940
Step 317: 67940 + 215 = 68155
Step 318: 68155 + 215 = 68370
Step 319: 68370 + 215 = 68585
Step 320: 68585 + 215 = 68800
Step 321: 68800 + 215 = 69015
Step 322: 69015 + 215 = 69230
Step 323: 69230 + 215 = 69445
Step 324: 69445 + 215 = 69660
Step 325: 69660 + 215 = 69875
Step 326: 69875 + 215 = 70090
Step 327: 70090 + 215 = 70305
Step 328: 70305 + 215 = 70520
Step 329: 70520 + 215 = 70735
Step 330: 70735 + 215 = 70950
Step 331: 70950 + 215 = 71165
Step 332: 71165 + 215 = 71380
Step 333: 71380 + 215 = 71595
Step 334: 71595 + 215 = 71810
Step 335: 71810 + 215 = 72025
Step 336: 72025 + 215 = 72240
Step 337: 72240 + 215 = 72455
Step 338: 72455 + 215 = 72670
Step 339: 72670 + 215 = 72885
Step 340: 72885 + 215 = 73100
Step 341: 73100 + 215 = 73315
Step 342: 73315 + 215 = 73530
Step 343: 73530 + 215 = 73745
Step 344: 73745 + 215 = 73960
Step 345: 73960 + 215 = 74175
Step 346: 74175 + 215 = 74390
Step 347: 74390 + 215 = 74605
Step 348: 74605 + 215 = 74820
Step 349: 74820 + 215 = 75035
Step 350: 75035 + 215 = 75250
Step 351: 75250 + 215 = 75465
Step 352: 75465 + 215 = 75680
Step 353: 75680 + 215 = 75895
Step 354: 75895 + 215 = 76110
Step 355: 76110 + 215 = 76325
Step 356: 76325 + 215 = 76540
Step 357: 76540 + 215 = 76755
Step 358: 76755 + 215 = 76970
Step 359: 76970 + 215 = 77185
Step 360: 77185 + 215 = 77400
Step 361: 77400 + 215 = 77615
Step 362: 77615 + 215 = 77830
Step 363: 77830 + 215 = 78045
Step 364: 78045 + 215 = 78260
Step 365: 78260 + 215 = 78475
Step 366: 78475 + 215 = 78690
Step 367: 78690 + 215 = 78905
Step 368: 78905 + 215 = 79120
Step 369: 79120 + 215 = 79335
Step 370: 79335 + 215 = 79550
Step 371: 79550 + 215 = 79765
Step 372: 79765 + 215 = 79980
Step 373: 79980 + 215 = 80195
Step 374: 80195 + 215 = 80410
Step 375: 80410 + 215 = 80625
Step 376: 80625 + 215 = 80840
Step 377: 80840 + 215 = 81055
Step 378: 81055 + 215 = 81270
Step 379: 81270 + 215 = 81485
Step 380: 81485 + 215 = 81700
Step 381: 81700 + 215 = 81915
Step 382: 81915 + 215 = 82130
Step 383: 82130 + 215 = 82345
Step 384: 82345 + 215 = 82560
Step 385: 82560 + 215 = 82775
Step 386: 82775 + 215 = 82990
Step 387: 82990 + 215 = 83205
Step 388: 83205 + 215 = 83420
Step 389: 83420 + 215 = 83635
Step 390: 83635 + 215 = 83850
Step 391: 83850 + 215 = 84065
Step 392: 84065 + 215 = 84280
Step 393: 84280 + 215 = 84495
Step 394: 84495 + 215 = 84710
Step 395: 84710 + 215 = 84925
Step 396: 84925 + 215 = 85140
Step 397: 85140 + 215 = 85355
Step 398: 85355 + 215 = 85570
Step 399: 85570 + 215 = 85785
Step 400: 85785 + 215 = 86000
Step 401: 86000 + 215 = 86215
Step 402: 86215 + 215 = 86430
Step 403: 86430 + 215 = 86645
Step 404: 86645 + 215 = 86860
Step 405: 86860 + 215 = 87075
Step 406: 87075 + 215 = 87290
Step 407: 87290 + 215 = 87505
Step 408: 87505 + 215 = 87720
Step 409: 87720 + 215 = 87935
Step 410: 87935 + 215 = 88150
Step 411: 88150 + 215 = 88365
Step 412: 88365 + 215 = 88580
Step 413: 88580 + 215 = 88795
Step 414: 88795 + 215 = 89010
Step 415: 89010 + 215 = 89225
Step 416: 89225 + 215 = 89440
Step 417: 89440 + 215 = 89655
Step 418: 89655 + 215 = 89870
Step 419: 89870 + 215 = 90085
Step 420: 90085 + 215 = 90300
Step 421: 90300 + 215 = 90515
Step 422: 90515 + 215 = 90730
Step 423: 90730 + 215 = 90945
Step 424: 90945 + 215 = 91160
Step 425: 91160 + 215 = 91375
Step 426: 91375 + 215 = 91590
Step 427: 91590 + 215 = 91805
Step 428: 91805 + 215 = 92020
Step 429: 92020 + 215 = 92235
Step 430: 92235 + 215 = 92450
Step 431: 92450 + 215 = 92665
Step 432: 92665 + 215 = 92880
Step 433: 92880 + 215 = 93095
Step 434: 93095 + 215 = 93310
Step 435: 93310 + 215 = 93525
Step 436: 93525 + 215 = 93740
Step 437: 93740 + 215 = 93955
Step 438: 93955 + 215 = 94170
Step 439: 94170 + 215 = 94385
Step 440: 94385 + 215 = 94600
Step 441: 94600 + 215 = 94815
Step 442: 94815 + 215 = 95030
Step 443: 95030 + 215 = 95245
Step 444: 95245 + 215 = 95460
Step 445: 95460 + 215 = 95675
Step 446: 95675 + 215 = 95890
Step 447: 95890 + 215 = 96105
Step 448: 96105 + 215 = 96320
Step 449: 96320 + 215 = 96535
Step 450: 96535 + 215 = 96750
Step 451: 96750 + 215 = 96965
Step 452: 96965 + 215 = 97180
Step 453: 97180 + 215 = 97395
Step 454: 97395 + 215 = 97610
Step 455: 97610 + 215 = 97825
Step 456: 97825 + 215 = 98040
Step 457: 98040 + 215 = 98255
Step 458: 98255 + 215 = 98470
Step 459: 98470 + 215 = 98685
Step 460: 98685 + 215 = 98900
Step 461: 98900 + 215 = 99115
Step 462: 99115 + 215 = 99330
Step 463: 99330 + 215 = 99545
Step 464: 99545 + 215 = 99760
Step 465: 99760 + 215 = 99975
Step 466: 99975 + 215 = 100190
Step 467: 100190 + 215 = 100405
Step 468: 100405 + 215 = 100620
Step 469: 100620 + 215 = 100835
Step 470: 100835 + 215 = 101050
Step 471: 101050 + 215 = 101265
Step 472: 101265 + 215 = 101480
Step 473: 101480 + 215 = 101695
Step 474: 101695 + 215 = 101910
Step 475: 101910 + 215 = 102125
Step 476: 102125 + 215 = 102340
Step 477: 102340 + 215 = 102555
Step 478: 102555 + 215 = 102770
Step 479: 102770 + 215 = 102985
Step 480: 102985 + 215 = 103200
Step 481: 103200 + 215 = 103415
Step 482: 103415 + 215 = 103630
Step 483: 103630 + 215 = 103845
Step 484: 103845 + 215 = 104060
Step 485: 104060 + 215 = 104275
Step 486: 104275 + 215 = 104490
Step 487: 104490 + 215 = 104705
Step 488: 104705 + 215 = 104920
Step 489: 104920 + 215 = 105135
Step 490: 105135 + 215 = 105350

So, 215*490 = 105350