Sure thing! We've got 918 and we're gonna multiply it by 409. That's the same as adding 918 to itself 409 times.
Step 1: 0 + 918 = 918
Step 2: 918 + 918 = 1836
Step 3: 1836 + 918 = 2754
Step 4: 2754 + 918 = 3672
Step 5: 3672 + 918 = 4590
Step 6: 4590 + 918 = 5508
Step 7: 5508 + 918 = 6426
Step 8: 6426 + 918 = 7344
Step 9: 7344 + 918 = 8262
Step 10: 8262 + 918 = 9180
Step 11: 9180 + 918 = 10098
Step 12: 10098 + 918 = 11016
Step 13: 11016 + 918 = 11934
Step 14: 11934 + 918 = 12852
Step 15: 12852 + 918 = 13770
Step 16: 13770 + 918 = 14688
Step 17: 14688 + 918 = 15606
Step 18: 15606 + 918 = 16524
Step 19: 16524 + 918 = 17442
Step 20: 17442 + 918 = 18360
Step 21: 18360 + 918 = 19278
Step 22: 19278 + 918 = 20196
Step 23: 20196 + 918 = 21114
Step 24: 21114 + 918 = 22032
Step 25: 22032 + 918 = 22950
Step 26: 22950 + 918 = 23868
Step 27: 23868 + 918 = 24786
Step 28: 24786 + 918 = 25704
Step 29: 25704 + 918 = 26622
Step 30: 26622 + 918 = 27540
Step 31: 27540 + 918 = 28458
Step 32: 28458 + 918 = 29376
Step 33: 29376 + 918 = 30294
Step 34: 30294 + 918 = 31212
Step 35: 31212 + 918 = 32130
Step 36: 32130 + 918 = 33048
Step 37: 33048 + 918 = 33966
Step 38: 33966 + 918 = 34884
Step 39: 34884 + 918 = 35802
Step 40: 35802 + 918 = 36720
Step 41: 36720 + 918 = 37638
Step 42: 37638 + 918 = 38556
Step 43: 38556 + 918 = 39474
Step 44: 39474 + 918 = 40392
Step 45: 40392 + 918 = 41310
Step 46: 41310 + 918 = 42228
Step 47: 42228 + 918 = 43146
Step 48: 43146 + 918 = 44064
Step 49: 44064 + 918 = 44982
Step 50: 44982 + 918 = 45900
Step 51: 45900 + 918 = 46818
Step 52: 46818 + 918 = 47736
Step 53: 47736 + 918 = 48654
Step 54: 48654 + 918 = 49572
Step 55: 49572 + 918 = 50490
Step 56: 50490 + 918 = 51408
Step 57: 51408 + 918 = 52326
Step 58: 52326 + 918 = 53244
Step 59: 53244 + 918 = 54162
Step 60: 54162 + 918 = 55080
Step 61: 55080 + 918 = 55998
Step 62: 55998 + 918 = 56916
Step 63: 56916 + 918 = 57834
Step 64: 57834 + 918 = 58752
Step 65: 58752 + 918 = 59670
Step 66: 59670 + 918 = 60588
Step 67: 60588 + 918 = 61506
Step 68: 61506 + 918 = 62424
Step 69: 62424 + 918 = 63342
Step 70: 63342 + 918 = 64260
Step 71: 64260 + 918 = 65178
Step 72: 65178 + 918 = 66096
Step 73: 66096 + 918 = 67014
Step 74: 67014 + 918 = 67932
Step 75: 67932 + 918 = 68850
Step 76: 68850 + 918 = 69768
Step 77: 69768 + 918 = 70686
Step 78: 70686 + 918 = 71604
Step 79: 71604 + 918 = 72522
Step 80: 72522 + 918 = 73440
Step 81: 73440 + 918 = 74358
Step 82: 74358 + 918 = 75276
Step 83: 75276 + 918 = 76194
Step 84: 76194 + 918 = 77112
Step 85: 77112 + 918 = 78030
Step 86: 78030 + 918 = 78948
Step 87: 78948 + 918 = 79866
Step 88: 79866 + 918 = 80784
Step 89: 80784 + 918 = 81702
Step 90: 81702 + 918 = 82620
Step 91: 82620 + 918 = 83538
Step 92: 83538 + 918 = 84456
Step 93: 84456 + 918 = 85374
Step 94: 85374 + 918 = 86292
Step 95: 86292 + 918 = 87210
Step 96: 87210 + 918 = 88128
Step 97: 88128 + 918 = 89046
Step 98: 89046 + 918 = 89964
Step 99: 89964 + 918 = 90882
Step 100: 90882 + 918 = 91800
Step 101: 91800 + 918 = 92718
Step 102: 92718 + 918 = 93636
Step 103: 93636 + 918 = 94554
Step 104: 94554 + 918 = 95472
Step 105: 95472 + 918 = 96390
Step 106: 96390 + 918 = 97308
Step 107: 97308 + 918 = 98226
Step 108: 98226 + 918 = 99144
Step 109: 99144 + 918 = 100062
Step 110: 100062 + 918 = 100980
Step 111: 100980 + 918 = 101898
Step 112: 101898 + 918 = 102816
Step 113: 102816 + 918 = 103734
Step 114: 103734 + 918 = 104652
Step 115: 104652 + 918 = 105570
Step 116: 105570 + 918 = 106488
Step 117: 106488 + 918 = 107406
Step 118: 107406 + 918 = 108324
Step 119: 108324 + 918 = 109242
Step 120: 109242 + 918 = 110160
Step 121: 110160 + 918 = 111078
Step 122: 111078 + 918 = 111996
Step 123: 111996 + 918 = 112914
Step 124: 112914 + 918 = 113832
Step 125: 113832 + 918 = 114750
Step 126: 114750 + 918 = 115668
Step 127: 115668 + 918 = 116586
Step 128: 116586 + 918 = 117504
Step 129: 117504 + 918 = 118422
Step 130: 118422 + 918 = 119340
Step 131: 119340 + 918 = 120258
Step 132: 120258 + 918 = 121176
Step 133: 121176 + 918 = 122094
Step 134: 122094 + 918 = 123012
Step 135: 123012 + 918 = 123930
Step 136: 123930 + 918 = 124848
Step 137: 124848 + 918 = 125766
Step 138: 125766 + 918 = 126684
Step 139: 126684 + 918 = 127602
Step 140: 127602 + 918 = 128520
Step 141: 128520 + 918 = 129438
Step 142: 129438 + 918 = 130356
Step 143: 130356 + 918 = 131274
Step 144: 131274 + 918 = 132192
Step 145: 132192 + 918 = 133110
Step 146: 133110 + 918 = 134028
Step 147: 134028 + 918 = 134946
Step 148: 134946 + 918 = 135864
Step 149: 135864 + 918 = 136782
Step 150: 136782 + 918 = 137700
Step 151: 137700 + 918 = 138618
Step 152: 138618 + 918 = 139536
Step 153: 139536 + 918 = 140454
Step 154: 140454 + 918 = 141372
Step 155: 141372 + 918 = 142290
Step 156: 142290 + 918 = 143208
Step 157: 143208 + 918 = 144126
Step 158: 144126 + 918 = 145044
Step 159: 145044 + 918 = 145962
Step 160: 145962 + 918 = 146880
Step 161: 146880 + 918 = 147798
Step 162: 147798 + 918 = 148716
Step 163: 148716 + 918 = 149634
Step 164: 149634 + 918 = 150552
Step 165: 150552 + 918 = 151470
Step 166: 151470 + 918 = 152388
Step 167: 152388 + 918 = 153306
Step 168: 153306 + 918 = 154224
Step 169: 154224 + 918 = 155142
Step 170: 155142 + 918 = 156060
Step 171: 156060 + 918 = 156978
Step 172: 156978 + 918 = 157896
Step 173: 157896 + 918 = 158814
Step 174: 158814 + 918 = 159732
Step 175: 159732 + 918 = 160650
Step 176: 160650 + 918 = 161568
Step 177: 161568 + 918 = 162486
Step 178: 162486 + 918 = 163404
Step 179: 163404 + 918 = 164322
Step 180: 164322 + 918 = 165240
Step 181: 165240 + 918 = 166158
Step 182: 166158 + 918 = 167076
Step 183: 167076 + 918 = 167994
Step 184: 167994 + 918 = 168912
Step 185: 168912 + 918 = 169830
Step 186: 169830 + 918 = 170748
Step 187: 170748 + 918 = 171666
Step 188: 171666 + 918 = 172584
Step 189: 172584 + 918 = 173502
Step 190: 173502 + 918 = 174420
Step 191: 174420 + 918 = 175338
Step 192: 175338 + 918 = 176256
Step 193: 176256 + 918 = 177174
Step 194: 177174 + 918 = 178092
Step 195: 178092 + 918 = 179010
Step 196: 179010 + 918 = 179928
Step 197: 179928 + 918 = 180846
Step 198: 180846 + 918 = 181764
Step 199: 181764 + 918 = 182682
Step 200: 182682 + 918 = 183600
Step 201: 183600 + 918 = 184518
Step 202: 184518 + 918 = 185436
Step 203: 185436 + 918 = 186354
Step 204: 186354 + 918 = 187272
Step 205: 187272 + 918 = 188190
Step 206: 188190 + 918 = 189108
Step 207: 189108 + 918 = 190026
Step 208: 190026 + 918 = 190944
Step 209: 190944 + 918 = 191862
Step 210: 191862 + 918 = 192780
Step 211: 192780 + 918 = 193698
Step 212: 193698 + 918 = 194616
Step 213: 194616 + 918 = 195534
Step 214: 195534 + 918 = 196452
Step 215: 196452 + 918 = 197370
Step 216: 197370 + 918 = 198288
Step 217: 198288 + 918 = 199206
Step 218: 199206 + 918 = 200124
Step 219: 200124 + 918 = 201042
Step 220: 201042 + 918 = 201960
Step 221: 201960 + 918 = 202878
Step 222: 202878 + 918 = 203796
Step 223: 203796 + 918 = 204714
Step 224: 204714 + 918 = 205632
Step 225: 205632 + 918 = 206550
Step 226: 206550 + 918 = 207468
Step 227: 207468 + 918 = 208386
Step 228: 208386 + 918 = 209304
Step 229: 209304 + 918 = 210222
Step 230: 210222 + 918 = 211140
Step 231: 211140 + 918 = 212058
Step 232: 212058 + 918 = 212976
Step 233: 212976 + 918 = 213894
Step 234: 213894 + 918 = 214812
Step 235: 214812 + 918 = 215730
Step 236: 215730 + 918 = 216648
Step 237: 216648 + 918 = 217566
Step 238: 217566 + 918 = 218484
Step 239: 218484 + 918 = 219402
Step 240: 219402 + 918 = 220320
Step 241: 220320 + 918 = 221238
Step 242: 221238 + 918 = 222156
Step 243: 222156 + 918 = 223074
Step 244: 223074 + 918 = 223992
Step 245: 223992 + 918 = 224910
Step 246: 224910 + 918 = 225828
Step 247: 225828 + 918 = 226746
Step 248: 226746 + 918 = 227664
Step 249: 227664 + 918 = 228582
Step 250: 228582 + 918 = 229500
Step 251: 229500 + 918 = 230418
Step 252: 230418 + 918 = 231336
Step 253: 231336 + 918 = 232254
Step 254: 232254 + 918 = 233172
Step 255: 233172 + 918 = 234090
Step 256: 234090 + 918 = 235008
Step 257: 235008 + 918 = 235926
Step 258: 235926 + 918 = 236844
Step 259: 236844 + 918 = 237762
Step 260: 237762 + 918 = 238680
Step 261: 238680 + 918 = 239598
Step 262: 239598 + 918 = 240516
Step 263: 240516 + 918 = 241434
Step 264: 241434 + 918 = 242352
Step 265: 242352 + 918 = 243270
Step 266: 243270 + 918 = 244188
Step 267: 244188 + 918 = 245106
Step 268: 245106 + 918 = 246024
Step 269: 246024 + 918 = 246942
Step 270: 246942 + 918 = 247860
Step 271: 247860 + 918 = 248778
Step 272: 248778 + 918 = 249696
Step 273: 249696 + 918 = 250614
Step 274: 250614 + 918 = 251532
Step 275: 251532 + 918 = 252450
Step 276: 252450 + 918 = 253368
Step 277: 253368 + 918 = 254286
Step 278: 254286 + 918 = 255204
Step 279: 255204 + 918 = 256122
Step 280: 256122 + 918 = 257040
Step 281: 257040 + 918 = 257958
Step 282: 257958 + 918 = 258876
Step 283: 258876 + 918 = 259794
Step 284: 259794 + 918 = 260712
Step 285: 260712 + 918 = 261630
Step 286: 261630 + 918 = 262548
Step 287: 262548 + 918 = 263466
Step 288: 263466 + 918 = 264384
Step 289: 264384 + 918 = 265302
Step 290: 265302 + 918 = 266220
Step 291: 266220 + 918 = 267138
Step 292: 267138 + 918 = 268056
Step 293: 268056 + 918 = 268974
Step 294: 268974 + 918 = 269892
Step 295: 269892 + 918 = 270810
Step 296: 270810 + 918 = 271728
Step 297: 271728 + 918 = 272646
Step 298: 272646 + 918 = 273564
Step 299: 273564 + 918 = 274482
Step 300: 274482 + 918 = 275400
Step 301: 275400 + 918 = 276318
Step 302: 276318 + 918 = 277236
Step 303: 277236 + 918 = 278154
Step 304: 278154 + 918 = 279072
Step 305: 279072 + 918 = 279990
Step 306: 279990 + 918 = 280908
Step 307: 280908 + 918 = 281826
Step 308: 281826 + 918 = 282744
Step 309: 282744 + 918 = 283662
Step 310: 283662 + 918 = 284580
Step 311: 284580 + 918 = 285498
Step 312: 285498 + 918 = 286416
Step 313: 286416 + 918 = 287334
Step 314: 287334 + 918 = 288252
Step 315: 288252 + 918 = 289170
Step 316: 289170 + 918 = 290088
Step 317: 290088 + 918 = 291006
Step 318: 291006 + 918 = 291924
Step 319: 291924 + 918 = 292842
Step 320: 292842 + 918 = 293760
Step 321: 293760 + 918 = 294678
Step 322: 294678 + 918 = 295596
Step 323: 295596 + 918 = 296514
Step 324: 296514 + 918 = 297432
Step 325: 297432 + 918 = 298350
Step 326: 298350 + 918 = 299268
Step 327: 299268 + 918 = 300186
Step 328: 300186 + 918 = 301104
Step 329: 301104 + 918 = 302022
Step 330: 302022 + 918 = 302940
Step 331: 302940 + 918 = 303858
Step 332: 303858 + 918 = 304776
Step 333: 304776 + 918 = 305694
Step 334: 305694 + 918 = 306612
Step 335: 306612 + 918 = 307530
Step 336: 307530 + 918 = 308448
Step 337: 308448 + 918 = 309366
Step 338: 309366 + 918 = 310284
Step 339: 310284 + 918 = 311202
Step 340: 311202 + 918 = 312120
Step 341: 312120 + 918 = 313038
Step 342: 313038 + 918 = 313956
Step 343: 313956 + 918 = 314874
Step 344: 314874 + 918 = 315792
Step 345: 315792 + 918 = 316710
Step 346: 316710 + 918 = 317628
Step 347: 317628 + 918 = 318546
Step 348: 318546 + 918 = 319464
Step 349: 319464 + 918 = 320382
Step 350: 320382 + 918 = 321300
Step 351: 321300 + 918 = 322218
Step 352: 322218 + 918 = 323136
Step 353: 323136 + 918 = 324054
Step 354: 324054 + 918 = 324972
Step 355: 324972 + 918 = 325890
Step 356: 325890 + 918 = 326808
Step 357: 326808 + 918 = 327726
Step 358: 327726 + 918 = 328644
Step 359: 328644 + 918 = 329562
Step 360: 329562 + 918 = 330480
Step 361: 330480 + 918 = 331398
Step 362: 331398 + 918 = 332316
Step 363: 332316 + 918 = 333234
Step 364: 333234 + 918 = 334152
Step 365: 334152 + 918 = 335070
Step 366: 335070 + 918 = 335988
Step 367: 335988 + 918 = 336906
Step 368: 336906 + 918 = 337824
Step 369: 337824 + 918 = 338742
Step 370: 338742 + 918 = 339660
Step 371: 339660 + 918 = 340578
Step 372: 340578 + 918 = 341496
Step 373: 341496 + 918 = 342414
Step 374: 342414 + 918 = 343332
Step 375: 343332 + 918 = 344250
Step 376: 344250 + 918 = 345168
Step 377: 345168 + 918 = 346086
Step 378: 346086 + 918 = 347004
Step 379: 347004 + 918 = 347922
Step 380: 347922 + 918 = 348840
Step 381: 348840 + 918 = 349758
Step 382: 349758 + 918 = 350676
Step 383: 350676 + 918 = 351594
Step 384: 351594 + 918 = 352512
Step 385: 352512 + 918 = 353430
Step 386: 353430 + 918 = 354348
Step 387: 354348 + 918 = 355266
Step 388: 355266 + 918 = 356184
Step 389: 356184 + 918 = 357102
Step 390: 357102 + 918 = 358020
Step 391: 358020 + 918 = 358938
Step 392: 358938 + 918 = 359856
Step 393: 359856 + 918 = 360774
Step 394: 360774 + 918 = 361692
Step 395: 361692 + 918 = 362610
Step 396: 362610 + 918 = 363528
Step 397: 363528 + 918 = 364446
Step 398: 364446 + 918 = 365364
Step 399: 365364 + 918 = 366282
Step 400: 366282 + 918 = 367200
Step 401: 367200 + 918 = 368118
Step 402: 368118 + 918 = 369036
Step 403: 369036 + 918 = 369954
Step 404: 369954 + 918 = 370872
Step 405: 370872 + 918 = 371790
Step 406: 371790 + 918 = 372708
Step 407: 372708 + 918 = 373626
Step 408: 373626 + 918 = 374544
Step 409: 374544 + 918 = 375462

So, 918*409 = 375462