Sure thing! We've got 822 and we're gonna multiply it by 407. That's the same as adding 822 to itself 407 times.
Step 1: 0 + 822 = 822
Step 2: 822 + 822 = 1644
Step 3: 1644 + 822 = 2466
Step 4: 2466 + 822 = 3288
Step 5: 3288 + 822 = 4110
Step 6: 4110 + 822 = 4932
Step 7: 4932 + 822 = 5754
Step 8: 5754 + 822 = 6576
Step 9: 6576 + 822 = 7398
Step 10: 7398 + 822 = 8220
Step 11: 8220 + 822 = 9042
Step 12: 9042 + 822 = 9864
Step 13: 9864 + 822 = 10686
Step 14: 10686 + 822 = 11508
Step 15: 11508 + 822 = 12330
Step 16: 12330 + 822 = 13152
Step 17: 13152 + 822 = 13974
Step 18: 13974 + 822 = 14796
Step 19: 14796 + 822 = 15618
Step 20: 15618 + 822 = 16440
Step 21: 16440 + 822 = 17262
Step 22: 17262 + 822 = 18084
Step 23: 18084 + 822 = 18906
Step 24: 18906 + 822 = 19728
Step 25: 19728 + 822 = 20550
Step 26: 20550 + 822 = 21372
Step 27: 21372 + 822 = 22194
Step 28: 22194 + 822 = 23016
Step 29: 23016 + 822 = 23838
Step 30: 23838 + 822 = 24660
Step 31: 24660 + 822 = 25482
Step 32: 25482 + 822 = 26304
Step 33: 26304 + 822 = 27126
Step 34: 27126 + 822 = 27948
Step 35: 27948 + 822 = 28770
Step 36: 28770 + 822 = 29592
Step 37: 29592 + 822 = 30414
Step 38: 30414 + 822 = 31236
Step 39: 31236 + 822 = 32058
Step 40: 32058 + 822 = 32880
Step 41: 32880 + 822 = 33702
Step 42: 33702 + 822 = 34524
Step 43: 34524 + 822 = 35346
Step 44: 35346 + 822 = 36168
Step 45: 36168 + 822 = 36990
Step 46: 36990 + 822 = 37812
Step 47: 37812 + 822 = 38634
Step 48: 38634 + 822 = 39456
Step 49: 39456 + 822 = 40278
Step 50: 40278 + 822 = 41100
Step 51: 41100 + 822 = 41922
Step 52: 41922 + 822 = 42744
Step 53: 42744 + 822 = 43566
Step 54: 43566 + 822 = 44388
Step 55: 44388 + 822 = 45210
Step 56: 45210 + 822 = 46032
Step 57: 46032 + 822 = 46854
Step 58: 46854 + 822 = 47676
Step 59: 47676 + 822 = 48498
Step 60: 48498 + 822 = 49320
Step 61: 49320 + 822 = 50142
Step 62: 50142 + 822 = 50964
Step 63: 50964 + 822 = 51786
Step 64: 51786 + 822 = 52608
Step 65: 52608 + 822 = 53430
Step 66: 53430 + 822 = 54252
Step 67: 54252 + 822 = 55074
Step 68: 55074 + 822 = 55896
Step 69: 55896 + 822 = 56718
Step 70: 56718 + 822 = 57540
Step 71: 57540 + 822 = 58362
Step 72: 58362 + 822 = 59184
Step 73: 59184 + 822 = 60006
Step 74: 60006 + 822 = 60828
Step 75: 60828 + 822 = 61650
Step 76: 61650 + 822 = 62472
Step 77: 62472 + 822 = 63294
Step 78: 63294 + 822 = 64116
Step 79: 64116 + 822 = 64938
Step 80: 64938 + 822 = 65760
Step 81: 65760 + 822 = 66582
Step 82: 66582 + 822 = 67404
Step 83: 67404 + 822 = 68226
Step 84: 68226 + 822 = 69048
Step 85: 69048 + 822 = 69870
Step 86: 69870 + 822 = 70692
Step 87: 70692 + 822 = 71514
Step 88: 71514 + 822 = 72336
Step 89: 72336 + 822 = 73158
Step 90: 73158 + 822 = 73980
Step 91: 73980 + 822 = 74802
Step 92: 74802 + 822 = 75624
Step 93: 75624 + 822 = 76446
Step 94: 76446 + 822 = 77268
Step 95: 77268 + 822 = 78090
Step 96: 78090 + 822 = 78912
Step 97: 78912 + 822 = 79734
Step 98: 79734 + 822 = 80556
Step 99: 80556 + 822 = 81378
Step 100: 81378 + 822 = 82200
Step 101: 82200 + 822 = 83022
Step 102: 83022 + 822 = 83844
Step 103: 83844 + 822 = 84666
Step 104: 84666 + 822 = 85488
Step 105: 85488 + 822 = 86310
Step 106: 86310 + 822 = 87132
Step 107: 87132 + 822 = 87954
Step 108: 87954 + 822 = 88776
Step 109: 88776 + 822 = 89598
Step 110: 89598 + 822 = 90420
Step 111: 90420 + 822 = 91242
Step 112: 91242 + 822 = 92064
Step 113: 92064 + 822 = 92886
Step 114: 92886 + 822 = 93708
Step 115: 93708 + 822 = 94530
Step 116: 94530 + 822 = 95352
Step 117: 95352 + 822 = 96174
Step 118: 96174 + 822 = 96996
Step 119: 96996 + 822 = 97818
Step 120: 97818 + 822 = 98640
Step 121: 98640 + 822 = 99462
Step 122: 99462 + 822 = 100284
Step 123: 100284 + 822 = 101106
Step 124: 101106 + 822 = 101928
Step 125: 101928 + 822 = 102750
Step 126: 102750 + 822 = 103572
Step 127: 103572 + 822 = 104394
Step 128: 104394 + 822 = 105216
Step 129: 105216 + 822 = 106038
Step 130: 106038 + 822 = 106860
Step 131: 106860 + 822 = 107682
Step 132: 107682 + 822 = 108504
Step 133: 108504 + 822 = 109326
Step 134: 109326 + 822 = 110148
Step 135: 110148 + 822 = 110970
Step 136: 110970 + 822 = 111792
Step 137: 111792 + 822 = 112614
Step 138: 112614 + 822 = 113436
Step 139: 113436 + 822 = 114258
Step 140: 114258 + 822 = 115080
Step 141: 115080 + 822 = 115902
Step 142: 115902 + 822 = 116724
Step 143: 116724 + 822 = 117546
Step 144: 117546 + 822 = 118368
Step 145: 118368 + 822 = 119190
Step 146: 119190 + 822 = 120012
Step 147: 120012 + 822 = 120834
Step 148: 120834 + 822 = 121656
Step 149: 121656 + 822 = 122478
Step 150: 122478 + 822 = 123300
Step 151: 123300 + 822 = 124122
Step 152: 124122 + 822 = 124944
Step 153: 124944 + 822 = 125766
Step 154: 125766 + 822 = 126588
Step 155: 126588 + 822 = 127410
Step 156: 127410 + 822 = 128232
Step 157: 128232 + 822 = 129054
Step 158: 129054 + 822 = 129876
Step 159: 129876 + 822 = 130698
Step 160: 130698 + 822 = 131520
Step 161: 131520 + 822 = 132342
Step 162: 132342 + 822 = 133164
Step 163: 133164 + 822 = 133986
Step 164: 133986 + 822 = 134808
Step 165: 134808 + 822 = 135630
Step 166: 135630 + 822 = 136452
Step 167: 136452 + 822 = 137274
Step 168: 137274 + 822 = 138096
Step 169: 138096 + 822 = 138918
Step 170: 138918 + 822 = 139740
Step 171: 139740 + 822 = 140562
Step 172: 140562 + 822 = 141384
Step 173: 141384 + 822 = 142206
Step 174: 142206 + 822 = 143028
Step 175: 143028 + 822 = 143850
Step 176: 143850 + 822 = 144672
Step 177: 144672 + 822 = 145494
Step 178: 145494 + 822 = 146316
Step 179: 146316 + 822 = 147138
Step 180: 147138 + 822 = 147960
Step 181: 147960 + 822 = 148782
Step 182: 148782 + 822 = 149604
Step 183: 149604 + 822 = 150426
Step 184: 150426 + 822 = 151248
Step 185: 151248 + 822 = 152070
Step 186: 152070 + 822 = 152892
Step 187: 152892 + 822 = 153714
Step 188: 153714 + 822 = 154536
Step 189: 154536 + 822 = 155358
Step 190: 155358 + 822 = 156180
Step 191: 156180 + 822 = 157002
Step 192: 157002 + 822 = 157824
Step 193: 157824 + 822 = 158646
Step 194: 158646 + 822 = 159468
Step 195: 159468 + 822 = 160290
Step 196: 160290 + 822 = 161112
Step 197: 161112 + 822 = 161934
Step 198: 161934 + 822 = 162756
Step 199: 162756 + 822 = 163578
Step 200: 163578 + 822 = 164400
Step 201: 164400 + 822 = 165222
Step 202: 165222 + 822 = 166044
Step 203: 166044 + 822 = 166866
Step 204: 166866 + 822 = 167688
Step 205: 167688 + 822 = 168510
Step 206: 168510 + 822 = 169332
Step 207: 169332 + 822 = 170154
Step 208: 170154 + 822 = 170976
Step 209: 170976 + 822 = 171798
Step 210: 171798 + 822 = 172620
Step 211: 172620 + 822 = 173442
Step 212: 173442 + 822 = 174264
Step 213: 174264 + 822 = 175086
Step 214: 175086 + 822 = 175908
Step 215: 175908 + 822 = 176730
Step 216: 176730 + 822 = 177552
Step 217: 177552 + 822 = 178374
Step 218: 178374 + 822 = 179196
Step 219: 179196 + 822 = 180018
Step 220: 180018 + 822 = 180840
Step 221: 180840 + 822 = 181662
Step 222: 181662 + 822 = 182484
Step 223: 182484 + 822 = 183306
Step 224: 183306 + 822 = 184128
Step 225: 184128 + 822 = 184950
Step 226: 184950 + 822 = 185772
Step 227: 185772 + 822 = 186594
Step 228: 186594 + 822 = 187416
Step 229: 187416 + 822 = 188238
Step 230: 188238 + 822 = 189060
Step 231: 189060 + 822 = 189882
Step 232: 189882 + 822 = 190704
Step 233: 190704 + 822 = 191526
Step 234: 191526 + 822 = 192348
Step 235: 192348 + 822 = 193170
Step 236: 193170 + 822 = 193992
Step 237: 193992 + 822 = 194814
Step 238: 194814 + 822 = 195636
Step 239: 195636 + 822 = 196458
Step 240: 196458 + 822 = 197280
Step 241: 197280 + 822 = 198102
Step 242: 198102 + 822 = 198924
Step 243: 198924 + 822 = 199746
Step 244: 199746 + 822 = 200568
Step 245: 200568 + 822 = 201390
Step 246: 201390 + 822 = 202212
Step 247: 202212 + 822 = 203034
Step 248: 203034 + 822 = 203856
Step 249: 203856 + 822 = 204678
Step 250: 204678 + 822 = 205500
Step 251: 205500 + 822 = 206322
Step 252: 206322 + 822 = 207144
Step 253: 207144 + 822 = 207966
Step 254: 207966 + 822 = 208788
Step 255: 208788 + 822 = 209610
Step 256: 209610 + 822 = 210432
Step 257: 210432 + 822 = 211254
Step 258: 211254 + 822 = 212076
Step 259: 212076 + 822 = 212898
Step 260: 212898 + 822 = 213720
Step 261: 213720 + 822 = 214542
Step 262: 214542 + 822 = 215364
Step 263: 215364 + 822 = 216186
Step 264: 216186 + 822 = 217008
Step 265: 217008 + 822 = 217830
Step 266: 217830 + 822 = 218652
Step 267: 218652 + 822 = 219474
Step 268: 219474 + 822 = 220296
Step 269: 220296 + 822 = 221118
Step 270: 221118 + 822 = 221940
Step 271: 221940 + 822 = 222762
Step 272: 222762 + 822 = 223584
Step 273: 223584 + 822 = 224406
Step 274: 224406 + 822 = 225228
Step 275: 225228 + 822 = 226050
Step 276: 226050 + 822 = 226872
Step 277: 226872 + 822 = 227694
Step 278: 227694 + 822 = 228516
Step 279: 228516 + 822 = 229338
Step 280: 229338 + 822 = 230160
Step 281: 230160 + 822 = 230982
Step 282: 230982 + 822 = 231804
Step 283: 231804 + 822 = 232626
Step 284: 232626 + 822 = 233448
Step 285: 233448 + 822 = 234270
Step 286: 234270 + 822 = 235092
Step 287: 235092 + 822 = 235914
Step 288: 235914 + 822 = 236736
Step 289: 236736 + 822 = 237558
Step 290: 237558 + 822 = 238380
Step 291: 238380 + 822 = 239202
Step 292: 239202 + 822 = 240024
Step 293: 240024 + 822 = 240846
Step 294: 240846 + 822 = 241668
Step 295: 241668 + 822 = 242490
Step 296: 242490 + 822 = 243312
Step 297: 243312 + 822 = 244134
Step 298: 244134 + 822 = 244956
Step 299: 244956 + 822 = 245778
Step 300: 245778 + 822 = 246600
Step 301: 246600 + 822 = 247422
Step 302: 247422 + 822 = 248244
Step 303: 248244 + 822 = 249066
Step 304: 249066 + 822 = 249888
Step 305: 249888 + 822 = 250710
Step 306: 250710 + 822 = 251532
Step 307: 251532 + 822 = 252354
Step 308: 252354 + 822 = 253176
Step 309: 253176 + 822 = 253998
Step 310: 253998 + 822 = 254820
Step 311: 254820 + 822 = 255642
Step 312: 255642 + 822 = 256464
Step 313: 256464 + 822 = 257286
Step 314: 257286 + 822 = 258108
Step 315: 258108 + 822 = 258930
Step 316: 258930 + 822 = 259752
Step 317: 259752 + 822 = 260574
Step 318: 260574 + 822 = 261396
Step 319: 261396 + 822 = 262218
Step 320: 262218 + 822 = 263040
Step 321: 263040 + 822 = 263862
Step 322: 263862 + 822 = 264684
Step 323: 264684 + 822 = 265506
Step 324: 265506 + 822 = 266328
Step 325: 266328 + 822 = 267150
Step 326: 267150 + 822 = 267972
Step 327: 267972 + 822 = 268794
Step 328: 268794 + 822 = 269616
Step 329: 269616 + 822 = 270438
Step 330: 270438 + 822 = 271260
Step 331: 271260 + 822 = 272082
Step 332: 272082 + 822 = 272904
Step 333: 272904 + 822 = 273726
Step 334: 273726 + 822 = 274548
Step 335: 274548 + 822 = 275370
Step 336: 275370 + 822 = 276192
Step 337: 276192 + 822 = 277014
Step 338: 277014 + 822 = 277836
Step 339: 277836 + 822 = 278658
Step 340: 278658 + 822 = 279480
Step 341: 279480 + 822 = 280302
Step 342: 280302 + 822 = 281124
Step 343: 281124 + 822 = 281946
Step 344: 281946 + 822 = 282768
Step 345: 282768 + 822 = 283590
Step 346: 283590 + 822 = 284412
Step 347: 284412 + 822 = 285234
Step 348: 285234 + 822 = 286056
Step 349: 286056 + 822 = 286878
Step 350: 286878 + 822 = 287700
Step 351: 287700 + 822 = 288522
Step 352: 288522 + 822 = 289344
Step 353: 289344 + 822 = 290166
Step 354: 290166 + 822 = 290988
Step 355: 290988 + 822 = 291810
Step 356: 291810 + 822 = 292632
Step 357: 292632 + 822 = 293454
Step 358: 293454 + 822 = 294276
Step 359: 294276 + 822 = 295098
Step 360: 295098 + 822 = 295920
Step 361: 295920 + 822 = 296742
Step 362: 296742 + 822 = 297564
Step 363: 297564 + 822 = 298386
Step 364: 298386 + 822 = 299208
Step 365: 299208 + 822 = 300030
Step 366: 300030 + 822 = 300852
Step 367: 300852 + 822 = 301674
Step 368: 301674 + 822 = 302496
Step 369: 302496 + 822 = 303318
Step 370: 303318 + 822 = 304140
Step 371: 304140 + 822 = 304962
Step 372: 304962 + 822 = 305784
Step 373: 305784 + 822 = 306606
Step 374: 306606 + 822 = 307428
Step 375: 307428 + 822 = 308250
Step 376: 308250 + 822 = 309072
Step 377: 309072 + 822 = 309894
Step 378: 309894 + 822 = 310716
Step 379: 310716 + 822 = 311538
Step 380: 311538 + 822 = 312360
Step 381: 312360 + 822 = 313182
Step 382: 313182 + 822 = 314004
Step 383: 314004 + 822 = 314826
Step 384: 314826 + 822 = 315648
Step 385: 315648 + 822 = 316470
Step 386: 316470 + 822 = 317292
Step 387: 317292 + 822 = 318114
Step 388: 318114 + 822 = 318936
Step 389: 318936 + 822 = 319758
Step 390: 319758 + 822 = 320580
Step 391: 320580 + 822 = 321402
Step 392: 321402 + 822 = 322224
Step 393: 322224 + 822 = 323046
Step 394: 323046 + 822 = 323868
Step 395: 323868 + 822 = 324690
Step 396: 324690 + 822 = 325512
Step 397: 325512 + 822 = 326334
Step 398: 326334 + 822 = 327156
Step 399: 327156 + 822 = 327978
Step 400: 327978 + 822 = 328800
Step 401: 328800 + 822 = 329622
Step 402: 329622 + 822 = 330444
Step 403: 330444 + 822 = 331266
Step 404: 331266 + 822 = 332088
Step 405: 332088 + 822 = 332910
Step 406: 332910 + 822 = 333732
Step 407: 333732 + 822 = 334554

So, 822*407 = 334554