Sure thing, let's get straight to it. We start with 605 and we're going to multiply it by 223, which means adding 605 to itself 223 times.
Step 1: 0 + 605 = 605
Step 2: 605 + 605 = 1210
Step 3: 1210 + 605 = 1815
Step 4: 1815 + 605 = 2420
Step 5: 2420 + 605 = 3025
Step 6: 3025 + 605 = 3630
Step 7: 3630 + 605 = 4235
Step 8: 4235 + 605 = 4840
Step 9: 4840 + 605 = 5445
Step 10: 5445 + 605 = 6050
Step 11: 6050 + 605 = 6655
Step 12: 6655 + 605 = 7260
Step 13: 7260 + 605 = 7865
Step 14: 7865 + 605 = 8470
Step 15: 8470 + 605 = 9075
Step 16: 9075 + 605 = 9680
Step 17: 9680 + 605 = 10285
Step 18: 10285 + 605 = 10890
Step 19: 10890 + 605 = 11495
Step 20: 11495 + 605 = 12100
Step 21: 12100 + 605 = 12705
Step 22: 12705 + 605 = 13310
Step 23: 13310 + 605 = 13915
Step 24: 13915 + 605 = 14520
Step 25: 14520 + 605 = 15125
Step 26: 15125 + 605 = 15730
Step 27: 15730 + 605 = 16335
Step 28: 16335 + 605 = 16940
Step 29: 16940 + 605 = 17545
Step 30: 17545 + 605 = 18150
Step 31: 18150 + 605 = 18755
Step 32: 18755 + 605 = 19360
Step 33: 19360 + 605 = 19965
Step 34: 19965 + 605 = 20570
Step 35: 20570 + 605 = 21175
Step 36: 21175 + 605 = 21780
Step 37: 21780 + 605 = 22385
Step 38: 22385 + 605 = 22990
Step 39: 22990 + 605 = 23595
Step 40: 23595 + 605 = 24200
Step 41: 24200 + 605 = 24805
Step 42: 24805 + 605 = 25410
Step 43: 25410 + 605 = 26015
Step 44: 26015 + 605 = 26620
Step 45: 26620 + 605 = 27225
Step 46: 27225 + 605 = 27830
Step 47: 27830 + 605 = 28435
Step 48: 28435 + 605 = 29040
Step 49: 29040 + 605 = 29645
Step 50: 29645 + 605 = 30250
Step 51: 30250 + 605 = 30855
Step 52: 30855 + 605 = 31460
Step 53: 31460 + 605 = 32065
Step 54: 32065 + 605 = 32670
Step 55: 32670 + 605 = 33275
Step 56: 33275 + 605 = 33880
Step 57: 33880 + 605 = 34485
Step 58: 34485 + 605 = 35090
Step 59: 35090 + 605 = 35695
Step 60: 35695 + 605 = 36300
Step 61: 36300 + 605 = 36905
Step 62: 36905 + 605 = 37510
Step 63: 37510 + 605 = 38115
Step 64: 38115 + 605 = 38720
Step 65: 38720 + 605 = 39325
Step 66: 39325 + 605 = 39930
Step 67: 39930 + 605 = 40535
Step 68: 40535 + 605 = 41140
Step 69: 41140 + 605 = 41745
Step 70: 41745 + 605 = 42350
Step 71: 42350 + 605 = 42955
Step 72: 42955 + 605 = 43560
Step 73: 43560 + 605 = 44165
Step 74: 44165 + 605 = 44770
Step 75: 44770 + 605 = 45375
Step 76: 45375 + 605 = 45980
Step 77: 45980 + 605 = 46585
Step 78: 46585 + 605 = 47190
Step 79: 47190 + 605 = 47795
Step 80: 47795 + 605 = 48400
Step 81: 48400 + 605 = 49005
Step 82: 49005 + 605 = 49610
Step 83: 49610 + 605 = 50215
Step 84: 50215 + 605 = 50820
Step 85: 50820 + 605 = 51425
Step 86: 51425 + 605 = 52030
Step 87: 52030 + 605 = 52635
Step 88: 52635 + 605 = 53240
Step 89: 53240 + 605 = 53845
Step 90: 53845 + 605 = 54450
Step 91: 54450 + 605 = 55055
Step 92: 55055 + 605 = 55660
Step 93: 55660 + 605 = 56265
Step 94: 56265 + 605 = 56870
Step 95: 56870 + 605 = 57475
Step 96: 57475 + 605 = 58080
Step 97: 58080 + 605 = 58685
Step 98: 58685 + 605 = 59290
Step 99: 59290 + 605 = 59895
Step 100: 59895 + 605 = 60500
Step 101: 60500 + 605 = 61105
Step 102: 61105 + 605 = 61710
Step 103: 61710 + 605 = 62315
Step 104: 62315 + 605 = 62920
Step 105: 62920 + 605 = 63525
Step 106: 63525 + 605 = 64130
Step 107: 64130 + 605 = 64735
Step 108: 64735 + 605 = 65340
Step 109: 65340 + 605 = 65945
Step 110: 65945 + 605 = 66550
Step 111: 66550 + 605 = 67155
Step 112: 67155 + 605 = 67760
Step 113: 67760 + 605 = 68365
Step 114: 68365 + 605 = 68970
Step 115: 68970 + 605 = 69575
Step 116: 69575 + 605 = 70180
Step 117: 70180 + 605 = 70785
Step 118: 70785 + 605 = 71390
Step 119: 71390 + 605 = 71995
Step 120: 71995 + 605 = 72600
Step 121: 72600 + 605 = 73205
Step 122: 73205 + 605 = 73810
Step 123: 73810 + 605 = 74415
Step 124: 74415 + 605 = 75020
Step 125: 75020 + 605 = 75625
Step 126: 75625 + 605 = 76230
Step 127: 76230 + 605 = 76835
Step 128: 76835 + 605 = 77440
Step 129: 77440 + 605 = 78045
Step 130: 78045 + 605 = 78650
Step 131: 78650 + 605 = 79255
Step 132: 79255 + 605 = 79860
Step 133: 79860 + 605 = 80465
Step 134: 80465 + 605 = 81070
Step 135: 81070 + 605 = 81675
Step 136: 81675 + 605 = 82280
Step 137: 82280 + 605 = 82885
Step 138: 82885 + 605 = 83490
Step 139: 83490 + 605 = 84095
Step 140: 84095 + 605 = 84700
Step 141: 84700 + 605 = 85305
Step 142: 85305 + 605 = 85910
Step 143: 85910 + 605 = 86515
Step 144: 86515 + 605 = 87120
Step 145: 87120 + 605 = 87725
Step 146: 87725 + 605 = 88330
Step 147: 88330 + 605 = 88935
Step 148: 88935 + 605 = 89540
Step 149: 89540 + 605 = 90145
Step 150: 90145 + 605 = 90750
Step 151: 90750 + 605 = 91355
Step 152: 91355 + 605 = 91960
Step 153: 91960 + 605 = 92565
Step 154: 92565 + 605 = 93170
Step 155: 93170 + 605 = 93775
Step 156: 93775 + 605 = 94380
Step 157: 94380 + 605 = 94985
Step 158: 94985 + 605 = 95590
Step 159: 95590 + 605 = 96195
Step 160: 96195 + 605 = 96800
Step 161: 96800 + 605 = 97405
Step 162: 97405 + 605 = 98010
Step 163: 98010 + 605 = 98615
Step 164: 98615 + 605 = 99220
Step 165: 99220 + 605 = 99825
Step 166: 99825 + 605 = 100430
Step 167: 100430 + 605 = 101035
Step 168: 101035 + 605 = 101640
Step 169: 101640 + 605 = 102245
Step 170: 102245 + 605 = 102850
Step 171: 102850 + 605 = 103455
Step 172: 103455 + 605 = 104060
Step 173: 104060 + 605 = 104665
Step 174: 104665 + 605 = 105270
Step 175: 105270 + 605 = 105875
Step 176: 105875 + 605 = 106480
Step 177: 106480 + 605 = 107085
Step 178: 107085 + 605 = 107690
Step 179: 107690 + 605 = 108295
Step 180: 108295 + 605 = 108900
Step 181: 108900 + 605 = 109505
Step 182: 109505 + 605 = 110110
Step 183: 110110 + 605 = 110715
Step 184: 110715 + 605 = 111320
Step 185: 111320 + 605 = 111925
Step 186: 111925 + 605 = 112530
Step 187: 112530 + 605 = 113135
Step 188: 113135 + 605 = 113740
Step 189: 113740 + 605 = 114345
Step 190: 114345 + 605 = 114950
Step 191: 114950 + 605 = 115555
Step 192: 115555 + 605 = 116160
Step 193: 116160 + 605 = 116765
Step 194: 116765 + 605 = 117370
Step 195: 117370 + 605 = 117975
Step 196: 117975 + 605 = 118580
Step 197: 118580 + 605 = 119185
Step 198: 119185 + 605 = 119790
Step 199: 119790 + 605 = 120395
Step 200: 120395 + 605 = 121000
Step 201: 121000 + 605 = 121605
Step 202: 121605 + 605 = 122210
Step 203: 122210 + 605 = 122815
Step 204: 122815 + 605 = 123420
Step 205: 123420 + 605 = 124025
Step 206: 124025 + 605 = 124630
Step 207: 124630 + 605 = 125235
Step 208: 125235 + 605 = 125840
Step 209: 125840 + 605 = 126445
Step 210: 126445 + 605 = 127050
Step 211: 127050 + 605 = 127655
Step 212: 127655 + 605 = 128260
Step 213: 128260 + 605 = 128865
Step 214: 128865 + 605 = 129470
Step 215: 129470 + 605 = 130075
Step 216: 130075 + 605 = 130680
Step 217: 130680 + 605 = 131285
Step 218: 131285 + 605 = 131890
Step 219: 131890 + 605 = 132495
Step 220: 132495 + 605 = 133100
Step 221: 133100 + 605 = 133705
Step 222: 133705 + 605 = 134310
Step 223: 134310 + 605 = 134915

So, 605*223 = 134915