OK, let's work through this together. We're starting with 595 and we're going to multiply it by 234, which means we add 595 to itself 234 times.
Step 1: 0 + 595 = 595
Step 2: 595 + 595 = 1190
Step 3: 1190 + 595 = 1785
Step 4: 1785 + 595 = 2380
Step 5: 2380 + 595 = 2975
Step 6: 2975 + 595 = 3570
Step 7: 3570 + 595 = 4165
Step 8: 4165 + 595 = 4760
Step 9: 4760 + 595 = 5355
Step 10: 5355 + 595 = 5950
Step 11: 5950 + 595 = 6545
Step 12: 6545 + 595 = 7140
Step 13: 7140 + 595 = 7735
Step 14: 7735 + 595 = 8330
Step 15: 8330 + 595 = 8925
Step 16: 8925 + 595 = 9520
Step 17: 9520 + 595 = 10115
Step 18: 10115 + 595 = 10710
Step 19: 10710 + 595 = 11305
Step 20: 11305 + 595 = 11900
Step 21: 11900 + 595 = 12495
Step 22: 12495 + 595 = 13090
Step 23: 13090 + 595 = 13685
Step 24: 13685 + 595 = 14280
Step 25: 14280 + 595 = 14875
Step 26: 14875 + 595 = 15470
Step 27: 15470 + 595 = 16065
Step 28: 16065 + 595 = 16660
Step 29: 16660 + 595 = 17255
Step 30: 17255 + 595 = 17850
Step 31: 17850 + 595 = 18445
Step 32: 18445 + 595 = 19040
Step 33: 19040 + 595 = 19635
Step 34: 19635 + 595 = 20230
Step 35: 20230 + 595 = 20825
Step 36: 20825 + 595 = 21420
Step 37: 21420 + 595 = 22015
Step 38: 22015 + 595 = 22610
Step 39: 22610 + 595 = 23205
Step 40: 23205 + 595 = 23800
Step 41: 23800 + 595 = 24395
Step 42: 24395 + 595 = 24990
Step 43: 24990 + 595 = 25585
Step 44: 25585 + 595 = 26180
Step 45: 26180 + 595 = 26775
Step 46: 26775 + 595 = 27370
Step 47: 27370 + 595 = 27965
Step 48: 27965 + 595 = 28560
Step 49: 28560 + 595 = 29155
Step 50: 29155 + 595 = 29750
Step 51: 29750 + 595 = 30345
Step 52: 30345 + 595 = 30940
Step 53: 30940 + 595 = 31535
Step 54: 31535 + 595 = 32130
Step 55: 32130 + 595 = 32725
Step 56: 32725 + 595 = 33320
Step 57: 33320 + 595 = 33915
Step 58: 33915 + 595 = 34510
Step 59: 34510 + 595 = 35105
Step 60: 35105 + 595 = 35700
Step 61: 35700 + 595 = 36295
Step 62: 36295 + 595 = 36890
Step 63: 36890 + 595 = 37485
Step 64: 37485 + 595 = 38080
Step 65: 38080 + 595 = 38675
Step 66: 38675 + 595 = 39270
Step 67: 39270 + 595 = 39865
Step 68: 39865 + 595 = 40460
Step 69: 40460 + 595 = 41055
Step 70: 41055 + 595 = 41650
Step 71: 41650 + 595 = 42245
Step 72: 42245 + 595 = 42840
Step 73: 42840 + 595 = 43435
Step 74: 43435 + 595 = 44030
Step 75: 44030 + 595 = 44625
Step 76: 44625 + 595 = 45220
Step 77: 45220 + 595 = 45815
Step 78: 45815 + 595 = 46410
Step 79: 46410 + 595 = 47005
Step 80: 47005 + 595 = 47600
Step 81: 47600 + 595 = 48195
Step 82: 48195 + 595 = 48790
Step 83: 48790 + 595 = 49385
Step 84: 49385 + 595 = 49980
Step 85: 49980 + 595 = 50575
Step 86: 50575 + 595 = 51170
Step 87: 51170 + 595 = 51765
Step 88: 51765 + 595 = 52360
Step 89: 52360 + 595 = 52955
Step 90: 52955 + 595 = 53550
Step 91: 53550 + 595 = 54145
Step 92: 54145 + 595 = 54740
Step 93: 54740 + 595 = 55335
Step 94: 55335 + 595 = 55930
Step 95: 55930 + 595 = 56525
Step 96: 56525 + 595 = 57120
Step 97: 57120 + 595 = 57715
Step 98: 57715 + 595 = 58310
Step 99: 58310 + 595 = 58905
Step 100: 58905 + 595 = 59500
Step 101: 59500 + 595 = 60095
Step 102: 60095 + 595 = 60690
Step 103: 60690 + 595 = 61285
Step 104: 61285 + 595 = 61880
Step 105: 61880 + 595 = 62475
Step 106: 62475 + 595 = 63070
Step 107: 63070 + 595 = 63665
Step 108: 63665 + 595 = 64260
Step 109: 64260 + 595 = 64855
Step 110: 64855 + 595 = 65450
Step 111: 65450 + 595 = 66045
Step 112: 66045 + 595 = 66640
Step 113: 66640 + 595 = 67235
Step 114: 67235 + 595 = 67830
Step 115: 67830 + 595 = 68425
Step 116: 68425 + 595 = 69020
Step 117: 69020 + 595 = 69615
Step 118: 69615 + 595 = 70210
Step 119: 70210 + 595 = 70805
Step 120: 70805 + 595 = 71400
Step 121: 71400 + 595 = 71995
Step 122: 71995 + 595 = 72590
Step 123: 72590 + 595 = 73185
Step 124: 73185 + 595 = 73780
Step 125: 73780 + 595 = 74375
Step 126: 74375 + 595 = 74970
Step 127: 74970 + 595 = 75565
Step 128: 75565 + 595 = 76160
Step 129: 76160 + 595 = 76755
Step 130: 76755 + 595 = 77350
Step 131: 77350 + 595 = 77945
Step 132: 77945 + 595 = 78540
Step 133: 78540 + 595 = 79135
Step 134: 79135 + 595 = 79730
Step 135: 79730 + 595 = 80325
Step 136: 80325 + 595 = 80920
Step 137: 80920 + 595 = 81515
Step 138: 81515 + 595 = 82110
Step 139: 82110 + 595 = 82705
Step 140: 82705 + 595 = 83300
Step 141: 83300 + 595 = 83895
Step 142: 83895 + 595 = 84490
Step 143: 84490 + 595 = 85085
Step 144: 85085 + 595 = 85680
Step 145: 85680 + 595 = 86275
Step 146: 86275 + 595 = 86870
Step 147: 86870 + 595 = 87465
Step 148: 87465 + 595 = 88060
Step 149: 88060 + 595 = 88655
Step 150: 88655 + 595 = 89250
Step 151: 89250 + 595 = 89845
Step 152: 89845 + 595 = 90440
Step 153: 90440 + 595 = 91035
Step 154: 91035 + 595 = 91630
Step 155: 91630 + 595 = 92225
Step 156: 92225 + 595 = 92820
Step 157: 92820 + 595 = 93415
Step 158: 93415 + 595 = 94010
Step 159: 94010 + 595 = 94605
Step 160: 94605 + 595 = 95200
Step 161: 95200 + 595 = 95795
Step 162: 95795 + 595 = 96390
Step 163: 96390 + 595 = 96985
Step 164: 96985 + 595 = 97580
Step 165: 97580 + 595 = 98175
Step 166: 98175 + 595 = 98770
Step 167: 98770 + 595 = 99365
Step 168: 99365 + 595 = 99960
Step 169: 99960 + 595 = 100555
Step 170: 100555 + 595 = 101150
Step 171: 101150 + 595 = 101745
Step 172: 101745 + 595 = 102340
Step 173: 102340 + 595 = 102935
Step 174: 102935 + 595 = 103530
Step 175: 103530 + 595 = 104125
Step 176: 104125 + 595 = 104720
Step 177: 104720 + 595 = 105315
Step 178: 105315 + 595 = 105910
Step 179: 105910 + 595 = 106505
Step 180: 106505 + 595 = 107100
Step 181: 107100 + 595 = 107695
Step 182: 107695 + 595 = 108290
Step 183: 108290 + 595 = 108885
Step 184: 108885 + 595 = 109480
Step 185: 109480 + 595 = 110075
Step 186: 110075 + 595 = 110670
Step 187: 110670 + 595 = 111265
Step 188: 111265 + 595 = 111860
Step 189: 111860 + 595 = 112455
Step 190: 112455 + 595 = 113050
Step 191: 113050 + 595 = 113645
Step 192: 113645 + 595 = 114240
Step 193: 114240 + 595 = 114835
Step 194: 114835 + 595 = 115430
Step 195: 115430 + 595 = 116025
Step 196: 116025 + 595 = 116620
Step 197: 116620 + 595 = 117215
Step 198: 117215 + 595 = 117810
Step 199: 117810 + 595 = 118405
Step 200: 118405 + 595 = 119000
Step 201: 119000 + 595 = 119595
Step 202: 119595 + 595 = 120190
Step 203: 120190 + 595 = 120785
Step 204: 120785 + 595 = 121380
Step 205: 121380 + 595 = 121975
Step 206: 121975 + 595 = 122570
Step 207: 122570 + 595 = 123165
Step 208: 123165 + 595 = 123760
Step 209: 123760 + 595 = 124355
Step 210: 124355 + 595 = 124950
Step 211: 124950 + 595 = 125545
Step 212: 125545 + 595 = 126140
Step 213: 126140 + 595 = 126735
Step 214: 126735 + 595 = 127330
Step 215: 127330 + 595 = 127925
Step 216: 127925 + 595 = 128520
Step 217: 128520 + 595 = 129115
Step 218: 129115 + 595 = 129710
Step 219: 129710 + 595 = 130305
Step 220: 130305 + 595 = 130900
Step 221: 130900 + 595 = 131495
Step 222: 131495 + 595 = 132090
Step 223: 132090 + 595 = 132685
Step 224: 132685 + 595 = 133280
Step 225: 133280 + 595 = 133875
Step 226: 133875 + 595 = 134470
Step 227: 134470 + 595 = 135065
Step 228: 135065 + 595 = 135660
Step 229: 135660 + 595 = 136255
Step 230: 136255 + 595 = 136850
Step 231: 136850 + 595 = 137445
Step 232: 137445 + 595 = 138040
Step 233: 138040 + 595 = 138635
Step 234: 138635 + 595 = 139230

So, 595*234 = 139230