OK, let's work through this together. We're starting with 214 and we're going to multiply it by 351, which means we add 214 to itself 351 times.
Step 1: 0 + 214 = 214
Step 2: 214 + 214 = 428
Step 3: 428 + 214 = 642
Step 4: 642 + 214 = 856
Step 5: 856 + 214 = 1070
Step 6: 1070 + 214 = 1284
Step 7: 1284 + 214 = 1498
Step 8: 1498 + 214 = 1712
Step 9: 1712 + 214 = 1926
Step 10: 1926 + 214 = 2140
Step 11: 2140 + 214 = 2354
Step 12: 2354 + 214 = 2568
Step 13: 2568 + 214 = 2782
Step 14: 2782 + 214 = 2996
Step 15: 2996 + 214 = 3210
Step 16: 3210 + 214 = 3424
Step 17: 3424 + 214 = 3638
Step 18: 3638 + 214 = 3852
Step 19: 3852 + 214 = 4066
Step 20: 4066 + 214 = 4280
Step 21: 4280 + 214 = 4494
Step 22: 4494 + 214 = 4708
Step 23: 4708 + 214 = 4922
Step 24: 4922 + 214 = 5136
Step 25: 5136 + 214 = 5350
Step 26: 5350 + 214 = 5564
Step 27: 5564 + 214 = 5778
Step 28: 5778 + 214 = 5992
Step 29: 5992 + 214 = 6206
Step 30: 6206 + 214 = 6420
Step 31: 6420 + 214 = 6634
Step 32: 6634 + 214 = 6848
Step 33: 6848 + 214 = 7062
Step 34: 7062 + 214 = 7276
Step 35: 7276 + 214 = 7490
Step 36: 7490 + 214 = 7704
Step 37: 7704 + 214 = 7918
Step 38: 7918 + 214 = 8132
Step 39: 8132 + 214 = 8346
Step 40: 8346 + 214 = 8560
Step 41: 8560 + 214 = 8774
Step 42: 8774 + 214 = 8988
Step 43: 8988 + 214 = 9202
Step 44: 9202 + 214 = 9416
Step 45: 9416 + 214 = 9630
Step 46: 9630 + 214 = 9844
Step 47: 9844 + 214 = 10058
Step 48: 10058 + 214 = 10272
Step 49: 10272 + 214 = 10486
Step 50: 10486 + 214 = 10700
Step 51: 10700 + 214 = 10914
Step 52: 10914 + 214 = 11128
Step 53: 11128 + 214 = 11342
Step 54: 11342 + 214 = 11556
Step 55: 11556 + 214 = 11770
Step 56: 11770 + 214 = 11984
Step 57: 11984 + 214 = 12198
Step 58: 12198 + 214 = 12412
Step 59: 12412 + 214 = 12626
Step 60: 12626 + 214 = 12840
Step 61: 12840 + 214 = 13054
Step 62: 13054 + 214 = 13268
Step 63: 13268 + 214 = 13482
Step 64: 13482 + 214 = 13696
Step 65: 13696 + 214 = 13910
Step 66: 13910 + 214 = 14124
Step 67: 14124 + 214 = 14338
Step 68: 14338 + 214 = 14552
Step 69: 14552 + 214 = 14766
Step 70: 14766 + 214 = 14980
Step 71: 14980 + 214 = 15194
Step 72: 15194 + 214 = 15408
Step 73: 15408 + 214 = 15622
Step 74: 15622 + 214 = 15836
Step 75: 15836 + 214 = 16050
Step 76: 16050 + 214 = 16264
Step 77: 16264 + 214 = 16478
Step 78: 16478 + 214 = 16692
Step 79: 16692 + 214 = 16906
Step 80: 16906 + 214 = 17120
Step 81: 17120 + 214 = 17334
Step 82: 17334 + 214 = 17548
Step 83: 17548 + 214 = 17762
Step 84: 17762 + 214 = 17976
Step 85: 17976 + 214 = 18190
Step 86: 18190 + 214 = 18404
Step 87: 18404 + 214 = 18618
Step 88: 18618 + 214 = 18832
Step 89: 18832 + 214 = 19046
Step 90: 19046 + 214 = 19260
Step 91: 19260 + 214 = 19474
Step 92: 19474 + 214 = 19688
Step 93: 19688 + 214 = 19902
Step 94: 19902 + 214 = 20116
Step 95: 20116 + 214 = 20330
Step 96: 20330 + 214 = 20544
Step 97: 20544 + 214 = 20758
Step 98: 20758 + 214 = 20972
Step 99: 20972 + 214 = 21186
Step 100: 21186 + 214 = 21400
Step 101: 21400 + 214 = 21614
Step 102: 21614 + 214 = 21828
Step 103: 21828 + 214 = 22042
Step 104: 22042 + 214 = 22256
Step 105: 22256 + 214 = 22470
Step 106: 22470 + 214 = 22684
Step 107: 22684 + 214 = 22898
Step 108: 22898 + 214 = 23112
Step 109: 23112 + 214 = 23326
Step 110: 23326 + 214 = 23540
Step 111: 23540 + 214 = 23754
Step 112: 23754 + 214 = 23968
Step 113: 23968 + 214 = 24182
Step 114: 24182 + 214 = 24396
Step 115: 24396 + 214 = 24610
Step 116: 24610 + 214 = 24824
Step 117: 24824 + 214 = 25038
Step 118: 25038 + 214 = 25252
Step 119: 25252 + 214 = 25466
Step 120: 25466 + 214 = 25680
Step 121: 25680 + 214 = 25894
Step 122: 25894 + 214 = 26108
Step 123: 26108 + 214 = 26322
Step 124: 26322 + 214 = 26536
Step 125: 26536 + 214 = 26750
Step 126: 26750 + 214 = 26964
Step 127: 26964 + 214 = 27178
Step 128: 27178 + 214 = 27392
Step 129: 27392 + 214 = 27606
Step 130: 27606 + 214 = 27820
Step 131: 27820 + 214 = 28034
Step 132: 28034 + 214 = 28248
Step 133: 28248 + 214 = 28462
Step 134: 28462 + 214 = 28676
Step 135: 28676 + 214 = 28890
Step 136: 28890 + 214 = 29104
Step 137: 29104 + 214 = 29318
Step 138: 29318 + 214 = 29532
Step 139: 29532 + 214 = 29746
Step 140: 29746 + 214 = 29960
Step 141: 29960 + 214 = 30174
Step 142: 30174 + 214 = 30388
Step 143: 30388 + 214 = 30602
Step 144: 30602 + 214 = 30816
Step 145: 30816 + 214 = 31030
Step 146: 31030 + 214 = 31244
Step 147: 31244 + 214 = 31458
Step 148: 31458 + 214 = 31672
Step 149: 31672 + 214 = 31886
Step 150: 31886 + 214 = 32100
Step 151: 32100 + 214 = 32314
Step 152: 32314 + 214 = 32528
Step 153: 32528 + 214 = 32742
Step 154: 32742 + 214 = 32956
Step 155: 32956 + 214 = 33170
Step 156: 33170 + 214 = 33384
Step 157: 33384 + 214 = 33598
Step 158: 33598 + 214 = 33812
Step 159: 33812 + 214 = 34026
Step 160: 34026 + 214 = 34240
Step 161: 34240 + 214 = 34454
Step 162: 34454 + 214 = 34668
Step 163: 34668 + 214 = 34882
Step 164: 34882 + 214 = 35096
Step 165: 35096 + 214 = 35310
Step 166: 35310 + 214 = 35524
Step 167: 35524 + 214 = 35738
Step 168: 35738 + 214 = 35952
Step 169: 35952 + 214 = 36166
Step 170: 36166 + 214 = 36380
Step 171: 36380 + 214 = 36594
Step 172: 36594 + 214 = 36808
Step 173: 36808 + 214 = 37022
Step 174: 37022 + 214 = 37236
Step 175: 37236 + 214 = 37450
Step 176: 37450 + 214 = 37664
Step 177: 37664 + 214 = 37878
Step 178: 37878 + 214 = 38092
Step 179: 38092 + 214 = 38306
Step 180: 38306 + 214 = 38520
Step 181: 38520 + 214 = 38734
Step 182: 38734 + 214 = 38948
Step 183: 38948 + 214 = 39162
Step 184: 39162 + 214 = 39376
Step 185: 39376 + 214 = 39590
Step 186: 39590 + 214 = 39804
Step 187: 39804 + 214 = 40018
Step 188: 40018 + 214 = 40232
Step 189: 40232 + 214 = 40446
Step 190: 40446 + 214 = 40660
Step 191: 40660 + 214 = 40874
Step 192: 40874 + 214 = 41088
Step 193: 41088 + 214 = 41302
Step 194: 41302 + 214 = 41516
Step 195: 41516 + 214 = 41730
Step 196: 41730 + 214 = 41944
Step 197: 41944 + 214 = 42158
Step 198: 42158 + 214 = 42372
Step 199: 42372 + 214 = 42586
Step 200: 42586 + 214 = 42800
Step 201: 42800 + 214 = 43014
Step 202: 43014 + 214 = 43228
Step 203: 43228 + 214 = 43442
Step 204: 43442 + 214 = 43656
Step 205: 43656 + 214 = 43870
Step 206: 43870 + 214 = 44084
Step 207: 44084 + 214 = 44298
Step 208: 44298 + 214 = 44512
Step 209: 44512 + 214 = 44726
Step 210: 44726 + 214 = 44940
Step 211: 44940 + 214 = 45154
Step 212: 45154 + 214 = 45368
Step 213: 45368 + 214 = 45582
Step 214: 45582 + 214 = 45796
Step 215: 45796 + 214 = 46010
Step 216: 46010 + 214 = 46224
Step 217: 46224 + 214 = 46438
Step 218: 46438 + 214 = 46652
Step 219: 46652 + 214 = 46866
Step 220: 46866 + 214 = 47080
Step 221: 47080 + 214 = 47294
Step 222: 47294 + 214 = 47508
Step 223: 47508 + 214 = 47722
Step 224: 47722 + 214 = 47936
Step 225: 47936 + 214 = 48150
Step 226: 48150 + 214 = 48364
Step 227: 48364 + 214 = 48578
Step 228: 48578 + 214 = 48792
Step 229: 48792 + 214 = 49006
Step 230: 49006 + 214 = 49220
Step 231: 49220 + 214 = 49434
Step 232: 49434 + 214 = 49648
Step 233: 49648 + 214 = 49862
Step 234: 49862 + 214 = 50076
Step 235: 50076 + 214 = 50290
Step 236: 50290 + 214 = 50504
Step 237: 50504 + 214 = 50718
Step 238: 50718 + 214 = 50932
Step 239: 50932 + 214 = 51146
Step 240: 51146 + 214 = 51360
Step 241: 51360 + 214 = 51574
Step 242: 51574 + 214 = 51788
Step 243: 51788 + 214 = 52002
Step 244: 52002 + 214 = 52216
Step 245: 52216 + 214 = 52430
Step 246: 52430 + 214 = 52644
Step 247: 52644 + 214 = 52858
Step 248: 52858 + 214 = 53072
Step 249: 53072 + 214 = 53286
Step 250: 53286 + 214 = 53500
Step 251: 53500 + 214 = 53714
Step 252: 53714 + 214 = 53928
Step 253: 53928 + 214 = 54142
Step 254: 54142 + 214 = 54356
Step 255: 54356 + 214 = 54570
Step 256: 54570 + 214 = 54784
Step 257: 54784 + 214 = 54998
Step 258: 54998 + 214 = 55212
Step 259: 55212 + 214 = 55426
Step 260: 55426 + 214 = 55640
Step 261: 55640 + 214 = 55854
Step 262: 55854 + 214 = 56068
Step 263: 56068 + 214 = 56282
Step 264: 56282 + 214 = 56496
Step 265: 56496 + 214 = 56710
Step 266: 56710 + 214 = 56924
Step 267: 56924 + 214 = 57138
Step 268: 57138 + 214 = 57352
Step 269: 57352 + 214 = 57566
Step 270: 57566 + 214 = 57780
Step 271: 57780 + 214 = 57994
Step 272: 57994 + 214 = 58208
Step 273: 58208 + 214 = 58422
Step 274: 58422 + 214 = 58636
Step 275: 58636 + 214 = 58850
Step 276: 58850 + 214 = 59064
Step 277: 59064 + 214 = 59278
Step 278: 59278 + 214 = 59492
Step 279: 59492 + 214 = 59706
Step 280: 59706 + 214 = 59920
Step 281: 59920 + 214 = 60134
Step 282: 60134 + 214 = 60348
Step 283: 60348 + 214 = 60562
Step 284: 60562 + 214 = 60776
Step 285: 60776 + 214 = 60990
Step 286: 60990 + 214 = 61204
Step 287: 61204 + 214 = 61418
Step 288: 61418 + 214 = 61632
Step 289: 61632 + 214 = 61846
Step 290: 61846 + 214 = 62060
Step 291: 62060 + 214 = 62274
Step 292: 62274 + 214 = 62488
Step 293: 62488 + 214 = 62702
Step 294: 62702 + 214 = 62916
Step 295: 62916 + 214 = 63130
Step 296: 63130 + 214 = 63344
Step 297: 63344 + 214 = 63558
Step 298: 63558 + 214 = 63772
Step 299: 63772 + 214 = 63986
Step 300: 63986 + 214 = 64200
Step 301: 64200 + 214 = 64414
Step 302: 64414 + 214 = 64628
Step 303: 64628 + 214 = 64842
Step 304: 64842 + 214 = 65056
Step 305: 65056 + 214 = 65270
Step 306: 65270 + 214 = 65484
Step 307: 65484 + 214 = 65698
Step 308: 65698 + 214 = 65912
Step 309: 65912 + 214 = 66126
Step 310: 66126 + 214 = 66340
Step 311: 66340 + 214 = 66554
Step 312: 66554 + 214 = 66768
Step 313: 66768 + 214 = 66982
Step 314: 66982 + 214 = 67196
Step 315: 67196 + 214 = 67410
Step 316: 67410 + 214 = 67624
Step 317: 67624 + 214 = 67838
Step 318: 67838 + 214 = 68052
Step 319: 68052 + 214 = 68266
Step 320: 68266 + 214 = 68480
Step 321: 68480 + 214 = 68694
Step 322: 68694 + 214 = 68908
Step 323: 68908 + 214 = 69122
Step 324: 69122 + 214 = 69336
Step 325: 69336 + 214 = 69550
Step 326: 69550 + 214 = 69764
Step 327: 69764 + 214 = 69978
Step 328: 69978 + 214 = 70192
Step 329: 70192 + 214 = 70406
Step 330: 70406 + 214 = 70620
Step 331: 70620 + 214 = 70834
Step 332: 70834 + 214 = 71048
Step 333: 71048 + 214 = 71262
Step 334: 71262 + 214 = 71476
Step 335: 71476 + 214 = 71690
Step 336: 71690 + 214 = 71904
Step 337: 71904 + 214 = 72118
Step 338: 72118 + 214 = 72332
Step 339: 72332 + 214 = 72546
Step 340: 72546 + 214 = 72760
Step 341: 72760 + 214 = 72974
Step 342: 72974 + 214 = 73188
Step 343: 73188 + 214 = 73402
Step 344: 73402 + 214 = 73616
Step 345: 73616 + 214 = 73830
Step 346: 73830 + 214 = 74044
Step 347: 74044 + 214 = 74258
Step 348: 74258 + 214 = 74472
Step 349: 74472 + 214 = 74686
Step 350: 74686 + 214 = 74900
Step 351: 74900 + 214 = 75114

So, 214*351 = 75114