OK, let's work through this together. We're starting with 97 and we're going to multiply it by 212, which means we add 97 to itself 212 times.
Step 1: 0 + 97 = 97
Step 2: 97 + 97 = 194
Step 3: 194 + 97 = 291
Step 4: 291 + 97 = 388
Step 5: 388 + 97 = 485
Step 6: 485 + 97 = 582
Step 7: 582 + 97 = 679
Step 8: 679 + 97 = 776
Step 9: 776 + 97 = 873
Step 10: 873 + 97 = 970
Step 11: 970 + 97 = 1067
Step 12: 1067 + 97 = 1164
Step 13: 1164 + 97 = 1261
Step 14: 1261 + 97 = 1358
Step 15: 1358 + 97 = 1455
Step 16: 1455 + 97 = 1552
Step 17: 1552 + 97 = 1649
Step 18: 1649 + 97 = 1746
Step 19: 1746 + 97 = 1843
Step 20: 1843 + 97 = 1940
Step 21: 1940 + 97 = 2037
Step 22: 2037 + 97 = 2134
Step 23: 2134 + 97 = 2231
Step 24: 2231 + 97 = 2328
Step 25: 2328 + 97 = 2425
Step 26: 2425 + 97 = 2522
Step 27: 2522 + 97 = 2619
Step 28: 2619 + 97 = 2716
Step 29: 2716 + 97 = 2813
Step 30: 2813 + 97 = 2910
Step 31: 2910 + 97 = 3007
Step 32: 3007 + 97 = 3104
Step 33: 3104 + 97 = 3201
Step 34: 3201 + 97 = 3298
Step 35: 3298 + 97 = 3395
Step 36: 3395 + 97 = 3492
Step 37: 3492 + 97 = 3589
Step 38: 3589 + 97 = 3686
Step 39: 3686 + 97 = 3783
Step 40: 3783 + 97 = 3880
Step 41: 3880 + 97 = 3977
Step 42: 3977 + 97 = 4074
Step 43: 4074 + 97 = 4171
Step 44: 4171 + 97 = 4268
Step 45: 4268 + 97 = 4365
Step 46: 4365 + 97 = 4462
Step 47: 4462 + 97 = 4559
Step 48: 4559 + 97 = 4656
Step 49: 4656 + 97 = 4753
Step 50: 4753 + 97 = 4850
Step 51: 4850 + 97 = 4947
Step 52: 4947 + 97 = 5044
Step 53: 5044 + 97 = 5141
Step 54: 5141 + 97 = 5238
Step 55: 5238 + 97 = 5335
Step 56: 5335 + 97 = 5432
Step 57: 5432 + 97 = 5529
Step 58: 5529 + 97 = 5626
Step 59: 5626 + 97 = 5723
Step 60: 5723 + 97 = 5820
Step 61: 5820 + 97 = 5917
Step 62: 5917 + 97 = 6014
Step 63: 6014 + 97 = 6111
Step 64: 6111 + 97 = 6208
Step 65: 6208 + 97 = 6305
Step 66: 6305 + 97 = 6402
Step 67: 6402 + 97 = 6499
Step 68: 6499 + 97 = 6596
Step 69: 6596 + 97 = 6693
Step 70: 6693 + 97 = 6790
Step 71: 6790 + 97 = 6887
Step 72: 6887 + 97 = 6984
Step 73: 6984 + 97 = 7081
Step 74: 7081 + 97 = 7178
Step 75: 7178 + 97 = 7275
Step 76: 7275 + 97 = 7372
Step 77: 7372 + 97 = 7469
Step 78: 7469 + 97 = 7566
Step 79: 7566 + 97 = 7663
Step 80: 7663 + 97 = 7760
Step 81: 7760 + 97 = 7857
Step 82: 7857 + 97 = 7954
Step 83: 7954 + 97 = 8051
Step 84: 8051 + 97 = 8148
Step 85: 8148 + 97 = 8245
Step 86: 8245 + 97 = 8342
Step 87: 8342 + 97 = 8439
Step 88: 8439 + 97 = 8536
Step 89: 8536 + 97 = 8633
Step 90: 8633 + 97 = 8730
Step 91: 8730 + 97 = 8827
Step 92: 8827 + 97 = 8924
Step 93: 8924 + 97 = 9021
Step 94: 9021 + 97 = 9118
Step 95: 9118 + 97 = 9215
Step 96: 9215 + 97 = 9312
Step 97: 9312 + 97 = 9409
Step 98: 9409 + 97 = 9506
Step 99: 9506 + 97 = 9603
Step 100: 9603 + 97 = 9700
Step 101: 9700 + 97 = 9797
Step 102: 9797 + 97 = 9894
Step 103: 9894 + 97 = 9991
Step 104: 9991 + 97 = 10088
Step 105: 10088 + 97 = 10185
Step 106: 10185 + 97 = 10282
Step 107: 10282 + 97 = 10379
Step 108: 10379 + 97 = 10476
Step 109: 10476 + 97 = 10573
Step 110: 10573 + 97 = 10670
Step 111: 10670 + 97 = 10767
Step 112: 10767 + 97 = 10864
Step 113: 10864 + 97 = 10961
Step 114: 10961 + 97 = 11058
Step 115: 11058 + 97 = 11155
Step 116: 11155 + 97 = 11252
Step 117: 11252 + 97 = 11349
Step 118: 11349 + 97 = 11446
Step 119: 11446 + 97 = 11543
Step 120: 11543 + 97 = 11640
Step 121: 11640 + 97 = 11737
Step 122: 11737 + 97 = 11834
Step 123: 11834 + 97 = 11931
Step 124: 11931 + 97 = 12028
Step 125: 12028 + 97 = 12125
Step 126: 12125 + 97 = 12222
Step 127: 12222 + 97 = 12319
Step 128: 12319 + 97 = 12416
Step 129: 12416 + 97 = 12513
Step 130: 12513 + 97 = 12610
Step 131: 12610 + 97 = 12707
Step 132: 12707 + 97 = 12804
Step 133: 12804 + 97 = 12901
Step 134: 12901 + 97 = 12998
Step 135: 12998 + 97 = 13095
Step 136: 13095 + 97 = 13192
Step 137: 13192 + 97 = 13289
Step 138: 13289 + 97 = 13386
Step 139: 13386 + 97 = 13483
Step 140: 13483 + 97 = 13580
Step 141: 13580 + 97 = 13677
Step 142: 13677 + 97 = 13774
Step 143: 13774 + 97 = 13871
Step 144: 13871 + 97 = 13968
Step 145: 13968 + 97 = 14065
Step 146: 14065 + 97 = 14162
Step 147: 14162 + 97 = 14259
Step 148: 14259 + 97 = 14356
Step 149: 14356 + 97 = 14453
Step 150: 14453 + 97 = 14550
Step 151: 14550 + 97 = 14647
Step 152: 14647 + 97 = 14744
Step 153: 14744 + 97 = 14841
Step 154: 14841 + 97 = 14938
Step 155: 14938 + 97 = 15035
Step 156: 15035 + 97 = 15132
Step 157: 15132 + 97 = 15229
Step 158: 15229 + 97 = 15326
Step 159: 15326 + 97 = 15423
Step 160: 15423 + 97 = 15520
Step 161: 15520 + 97 = 15617
Step 162: 15617 + 97 = 15714
Step 163: 15714 + 97 = 15811
Step 164: 15811 + 97 = 15908
Step 165: 15908 + 97 = 16005
Step 166: 16005 + 97 = 16102
Step 167: 16102 + 97 = 16199
Step 168: 16199 + 97 = 16296
Step 169: 16296 + 97 = 16393
Step 170: 16393 + 97 = 16490
Step 171: 16490 + 97 = 16587
Step 172: 16587 + 97 = 16684
Step 173: 16684 + 97 = 16781
Step 174: 16781 + 97 = 16878
Step 175: 16878 + 97 = 16975
Step 176: 16975 + 97 = 17072
Step 177: 17072 + 97 = 17169
Step 178: 17169 + 97 = 17266
Step 179: 17266 + 97 = 17363
Step 180: 17363 + 97 = 17460
Step 181: 17460 + 97 = 17557
Step 182: 17557 + 97 = 17654
Step 183: 17654 + 97 = 17751
Step 184: 17751 + 97 = 17848
Step 185: 17848 + 97 = 17945
Step 186: 17945 + 97 = 18042
Step 187: 18042 + 97 = 18139
Step 188: 18139 + 97 = 18236
Step 189: 18236 + 97 = 18333
Step 190: 18333 + 97 = 18430
Step 191: 18430 + 97 = 18527
Step 192: 18527 + 97 = 18624
Step 193: 18624 + 97 = 18721
Step 194: 18721 + 97 = 18818
Step 195: 18818 + 97 = 18915
Step 196: 18915 + 97 = 19012
Step 197: 19012 + 97 = 19109
Step 198: 19109 + 97 = 19206
Step 199: 19206 + 97 = 19303
Step 200: 19303 + 97 = 19400
Step 201: 19400 + 97 = 19497
Step 202: 19497 + 97 = 19594
Step 203: 19594 + 97 = 19691
Step 204: 19691 + 97 = 19788
Step 205: 19788 + 97 = 19885
Step 206: 19885 + 97 = 19982
Step 207: 19982 + 97 = 20079
Step 208: 20079 + 97 = 20176
Step 209: 20176 + 97 = 20273
Step 210: 20273 + 97 = 20370
Step 211: 20370 + 97 = 20467
Step 212: 20467 + 97 = 20564

So, 97*212 = 20564