Alright, let's solve this math problem step by step. First, we have the number 822. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 390. So, we're going to take the number 822 and add it to itself 390 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

So, 822*390 = 320580