OK, let's work through this together. We're starting with 29 and we're going to multiply it by 111, which means we add 29 to itself 111 times.
Step 1: 0 + 29 = 29
Step 2: 29 + 29 = 58
Step 3: 58 + 29 = 87
Step 4: 87 + 29 = 116
Step 5: 116 + 29 = 145
Step 6: 145 + 29 = 174
Step 7: 174 + 29 = 203
Step 8: 203 + 29 = 232
Step 9: 232 + 29 = 261
Step 10: 261 + 29 = 290
Step 11: 290 + 29 = 319
Step 12: 319 + 29 = 348
Step 13: 348 + 29 = 377
Step 14: 377 + 29 = 406
Step 15: 406 + 29 = 435
Step 16: 435 + 29 = 464
Step 17: 464 + 29 = 493
Step 18: 493 + 29 = 522
Step 19: 522 + 29 = 551
Step 20: 551 + 29 = 580
Step 21: 580 + 29 = 609
Step 22: 609 + 29 = 638
Step 23: 638 + 29 = 667
Step 24: 667 + 29 = 696
Step 25: 696 + 29 = 725
Step 26: 725 + 29 = 754
Step 27: 754 + 29 = 783
Step 28: 783 + 29 = 812
Step 29: 812 + 29 = 841
Step 30: 841 + 29 = 870
Step 31: 870 + 29 = 899
Step 32: 899 + 29 = 928
Step 33: 928 + 29 = 957
Step 34: 957 + 29 = 986
Step 35: 986 + 29 = 1015
Step 36: 1015 + 29 = 1044
Step 37: 1044 + 29 = 1073
Step 38: 1073 + 29 = 1102
Step 39: 1102 + 29 = 1131
Step 40: 1131 + 29 = 1160
Step 41: 1160 + 29 = 1189
Step 42: 1189 + 29 = 1218
Step 43: 1218 + 29 = 1247
Step 44: 1247 + 29 = 1276
Step 45: 1276 + 29 = 1305
Step 46: 1305 + 29 = 1334
Step 47: 1334 + 29 = 1363
Step 48: 1363 + 29 = 1392
Step 49: 1392 + 29 = 1421
Step 50: 1421 + 29 = 1450
Step 51: 1450 + 29 = 1479
Step 52: 1479 + 29 = 1508
Step 53: 1508 + 29 = 1537
Step 54: 1537 + 29 = 1566
Step 55: 1566 + 29 = 1595
Step 56: 1595 + 29 = 1624
Step 57: 1624 + 29 = 1653
Step 58: 1653 + 29 = 1682
Step 59: 1682 + 29 = 1711
Step 60: 1711 + 29 = 1740
Step 61: 1740 + 29 = 1769
Step 62: 1769 + 29 = 1798
Step 63: 1798 + 29 = 1827
Step 64: 1827 + 29 = 1856
Step 65: 1856 + 29 = 1885
Step 66: 1885 + 29 = 1914
Step 67: 1914 + 29 = 1943
Step 68: 1943 + 29 = 1972
Step 69: 1972 + 29 = 2001
Step 70: 2001 + 29 = 2030
Step 71: 2030 + 29 = 2059
Step 72: 2059 + 29 = 2088
Step 73: 2088 + 29 = 2117
Step 74: 2117 + 29 = 2146
Step 75: 2146 + 29 = 2175
Step 76: 2175 + 29 = 2204
Step 77: 2204 + 29 = 2233
Step 78: 2233 + 29 = 2262
Step 79: 2262 + 29 = 2291
Step 80: 2291 + 29 = 2320
Step 81: 2320 + 29 = 2349
Step 82: 2349 + 29 = 2378
Step 83: 2378 + 29 = 2407
Step 84: 2407 + 29 = 2436
Step 85: 2436 + 29 = 2465
Step 86: 2465 + 29 = 2494
Step 87: 2494 + 29 = 2523
Step 88: 2523 + 29 = 2552
Step 89: 2552 + 29 = 2581
Step 90: 2581 + 29 = 2610
Step 91: 2610 + 29 = 2639
Step 92: 2639 + 29 = 2668
Step 93: 2668 + 29 = 2697
Step 94: 2697 + 29 = 2726
Step 95: 2726 + 29 = 2755
Step 96: 2755 + 29 = 2784
Step 97: 2784 + 29 = 2813
Step 98: 2813 + 29 = 2842
Step 99: 2842 + 29 = 2871
Step 100: 2871 + 29 = 2900
Step 101: 2900 + 29 = 2929
Step 102: 2929 + 29 = 2958
Step 103: 2958 + 29 = 2987
Step 104: 2987 + 29 = 3016
Step 105: 3016 + 29 = 3045
Step 106: 3045 + 29 = 3074
Step 107: 3074 + 29 = 3103
Step 108: 3103 + 29 = 3132
Step 109: 3132 + 29 = 3161
Step 110: 3161 + 29 = 3190
Step 111: 3190 + 29 = 3219

So, 29*111 = 3219