Alright, let's solve this math problem step by step. First, we have the number 155. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 358. So, we're going to take the number 155 and add it to itself 358 times.
Step 1: 0 + 155 = 155
Step 2: 155 + 155 = 310
Step 3: 310 + 155 = 465
Step 4: 465 + 155 = 620
Step 5: 620 + 155 = 775
Step 6: 775 + 155 = 930
Step 7: 930 + 155 = 1085
Step 8: 1085 + 155 = 1240
Step 9: 1240 + 155 = 1395
Step 10: 1395 + 155 = 1550
Step 11: 1550 + 155 = 1705
Step 12: 1705 + 155 = 1860
Step 13: 1860 + 155 = 2015
Step 14: 2015 + 155 = 2170
Step 15: 2170 + 155 = 2325
Step 16: 2325 + 155 = 2480
Step 17: 2480 + 155 = 2635
Step 18: 2635 + 155 = 2790
Step 19: 2790 + 155 = 2945
Step 20: 2945 + 155 = 3100
Step 21: 3100 + 155 = 3255
Step 22: 3255 + 155 = 3410
Step 23: 3410 + 155 = 3565
Step 24: 3565 + 155 = 3720
Step 25: 3720 + 155 = 3875
Step 26: 3875 + 155 = 4030
Step 27: 4030 + 155 = 4185
Step 28: 4185 + 155 = 4340
Step 29: 4340 + 155 = 4495
Step 30: 4495 + 155 = 4650
Step 31: 4650 + 155 = 4805
Step 32: 4805 + 155 = 4960
Step 33: 4960 + 155 = 5115
Step 34: 5115 + 155 = 5270
Step 35: 5270 + 155 = 5425
Step 36: 5425 + 155 = 5580
Step 37: 5580 + 155 = 5735
Step 38: 5735 + 155 = 5890
Step 39: 5890 + 155 = 6045
Step 40: 6045 + 155 = 6200
Step 41: 6200 + 155 = 6355
Step 42: 6355 + 155 = 6510
Step 43: 6510 + 155 = 6665
Step 44: 6665 + 155 = 6820
Step 45: 6820 + 155 = 6975
Step 46: 6975 + 155 = 7130
Step 47: 7130 + 155 = 7285
Step 48: 7285 + 155 = 7440
Step 49: 7440 + 155 = 7595
Step 50: 7595 + 155 = 7750
Step 51: 7750 + 155 = 7905
Step 52: 7905 + 155 = 8060
Step 53: 8060 + 155 = 8215
Step 54: 8215 + 155 = 8370
Step 55: 8370 + 155 = 8525
Step 56: 8525 + 155 = 8680
Step 57: 8680 + 155 = 8835
Step 58: 8835 + 155 = 8990
Step 59: 8990 + 155 = 9145
Step 60: 9145 + 155 = 9300
Step 61: 9300 + 155 = 9455
Step 62: 9455 + 155 = 9610
Step 63: 9610 + 155 = 9765
Step 64: 9765 + 155 = 9920
Step 65: 9920 + 155 = 10075
Step 66: 10075 + 155 = 10230
Step 67: 10230 + 155 = 10385
Step 68: 10385 + 155 = 10540
Step 69: 10540 + 155 = 10695
Step 70: 10695 + 155 = 10850
Step 71: 10850 + 155 = 11005
Step 72: 11005 + 155 = 11160
Step 73: 11160 + 155 = 11315
Step 74: 11315 + 155 = 11470
Step 75: 11470 + 155 = 11625
Step 76: 11625 + 155 = 11780
Step 77: 11780 + 155 = 11935
Step 78: 11935 + 155 = 12090
Step 79: 12090 + 155 = 12245
Step 80: 12245 + 155 = 12400
Step 81: 12400 + 155 = 12555
Step 82: 12555 + 155 = 12710
Step 83: 12710 + 155 = 12865
Step 84: 12865 + 155 = 13020
Step 85: 13020 + 155 = 13175
Step 86: 13175 + 155 = 13330
Step 87: 13330 + 155 = 13485
Step 88: 13485 + 155 = 13640
Step 89: 13640 + 155 = 13795
Step 90: 13795 + 155 = 13950
Step 91: 13950 + 155 = 14105
Step 92: 14105 + 155 = 14260
Step 93: 14260 + 155 = 14415
Step 94: 14415 + 155 = 14570
Step 95: 14570 + 155 = 14725
Step 96: 14725 + 155 = 14880
Step 97: 14880 + 155 = 15035
Step 98: 15035 + 155 = 15190
Step 99: 15190 + 155 = 15345
Step 100: 15345 + 155 = 15500
Step 101: 15500 + 155 = 15655
Step 102: 15655 + 155 = 15810
Step 103: 15810 + 155 = 15965
Step 104: 15965 + 155 = 16120
Step 105: 16120 + 155 = 16275
Step 106: 16275 + 155 = 16430
Step 107: 16430 + 155 = 16585
Step 108: 16585 + 155 = 16740
Step 109: 16740 + 155 = 16895
Step 110: 16895 + 155 = 17050
Step 111: 17050 + 155 = 17205
Step 112: 17205 + 155 = 17360
Step 113: 17360 + 155 = 17515
Step 114: 17515 + 155 = 17670
Step 115: 17670 + 155 = 17825
Step 116: 17825 + 155 = 17980
Step 117: 17980 + 155 = 18135
Step 118: 18135 + 155 = 18290
Step 119: 18290 + 155 = 18445
Step 120: 18445 + 155 = 18600
Step 121: 18600 + 155 = 18755
Step 122: 18755 + 155 = 18910
Step 123: 18910 + 155 = 19065
Step 124: 19065 + 155 = 19220
Step 125: 19220 + 155 = 19375
Step 126: 19375 + 155 = 19530
Step 127: 19530 + 155 = 19685
Step 128: 19685 + 155 = 19840
Step 129: 19840 + 155 = 19995
Step 130: 19995 + 155 = 20150
Step 131: 20150 + 155 = 20305
Step 132: 20305 + 155 = 20460
Step 133: 20460 + 155 = 20615
Step 134: 20615 + 155 = 20770
Step 135: 20770 + 155 = 20925
Step 136: 20925 + 155 = 21080
Step 137: 21080 + 155 = 21235
Step 138: 21235 + 155 = 21390
Step 139: 21390 + 155 = 21545
Step 140: 21545 + 155 = 21700
Step 141: 21700 + 155 = 21855
Step 142: 21855 + 155 = 22010
Step 143: 22010 + 155 = 22165
Step 144: 22165 + 155 = 22320
Step 145: 22320 + 155 = 22475
Step 146: 22475 + 155 = 22630
Step 147: 22630 + 155 = 22785
Step 148: 22785 + 155 = 22940
Step 149: 22940 + 155 = 23095
Step 150: 23095 + 155 = 23250
Step 151: 23250 + 155 = 23405
Step 152: 23405 + 155 = 23560
Step 153: 23560 + 155 = 23715
Step 154: 23715 + 155 = 23870
Step 155: 23870 + 155 = 24025
Step 156: 24025 + 155 = 24180
Step 157: 24180 + 155 = 24335
Step 158: 24335 + 155 = 24490
Step 159: 24490 + 155 = 24645
Step 160: 24645 + 155 = 24800
Step 161: 24800 + 155 = 24955
Step 162: 24955 + 155 = 25110
Step 163: 25110 + 155 = 25265
Step 164: 25265 + 155 = 25420
Step 165: 25420 + 155 = 25575
Step 166: 25575 + 155 = 25730
Step 167: 25730 + 155 = 25885
Step 168: 25885 + 155 = 26040
Step 169: 26040 + 155 = 26195
Step 170: 26195 + 155 = 26350
Step 171: 26350 + 155 = 26505
Step 172: 26505 + 155 = 26660
Step 173: 26660 + 155 = 26815
Step 174: 26815 + 155 = 26970
Step 175: 26970 + 155 = 27125
Step 176: 27125 + 155 = 27280
Step 177: 27280 + 155 = 27435
Step 178: 27435 + 155 = 27590
Step 179: 27590 + 155 = 27745
Step 180: 27745 + 155 = 27900
Step 181: 27900 + 155 = 28055
Step 182: 28055 + 155 = 28210
Step 183: 28210 + 155 = 28365
Step 184: 28365 + 155 = 28520
Step 185: 28520 + 155 = 28675
Step 186: 28675 + 155 = 28830
Step 187: 28830 + 155 = 28985
Step 188: 28985 + 155 = 29140
Step 189: 29140 + 155 = 29295
Step 190: 29295 + 155 = 29450
Step 191: 29450 + 155 = 29605
Step 192: 29605 + 155 = 29760
Step 193: 29760 + 155 = 29915
Step 194: 29915 + 155 = 30070
Step 195: 30070 + 155 = 30225
Step 196: 30225 + 155 = 30380
Step 197: 30380 + 155 = 30535
Step 198: 30535 + 155 = 30690
Step 199: 30690 + 155 = 30845
Step 200: 30845 + 155 = 31000
Step 201: 31000 + 155 = 31155
Step 202: 31155 + 155 = 31310
Step 203: 31310 + 155 = 31465
Step 204: 31465 + 155 = 31620
Step 205: 31620 + 155 = 31775
Step 206: 31775 + 155 = 31930
Step 207: 31930 + 155 = 32085
Step 208: 32085 + 155 = 32240
Step 209: 32240 + 155 = 32395
Step 210: 32395 + 155 = 32550
Step 211: 32550 + 155 = 32705
Step 212: 32705 + 155 = 32860
Step 213: 32860 + 155 = 33015
Step 214: 33015 + 155 = 33170
Step 215: 33170 + 155 = 33325
Step 216: 33325 + 155 = 33480
Step 217: 33480 + 155 = 33635
Step 218: 33635 + 155 = 33790
Step 219: 33790 + 155 = 33945
Step 220: 33945 + 155 = 34100
Step 221: 34100 + 155 = 34255
Step 222: 34255 + 155 = 34410
Step 223: 34410 + 155 = 34565
Step 224: 34565 + 155 = 34720
Step 225: 34720 + 155 = 34875
Step 226: 34875 + 155 = 35030
Step 227: 35030 + 155 = 35185
Step 228: 35185 + 155 = 35340
Step 229: 35340 + 155 = 35495
Step 230: 35495 + 155 = 35650
Step 231: 35650 + 155 = 35805
Step 232: 35805 + 155 = 35960
Step 233: 35960 + 155 = 36115
Step 234: 36115 + 155 = 36270
Step 235: 36270 + 155 = 36425
Step 236: 36425 + 155 = 36580
Step 237: 36580 + 155 = 36735
Step 238: 36735 + 155 = 36890
Step 239: 36890 + 155 = 37045
Step 240: 37045 + 155 = 37200
Step 241: 37200 + 155 = 37355
Step 242: 37355 + 155 = 37510
Step 243: 37510 + 155 = 37665
Step 244: 37665 + 155 = 37820
Step 245: 37820 + 155 = 37975
Step 246: 37975 + 155 = 38130
Step 247: 38130 + 155 = 38285
Step 248: 38285 + 155 = 38440
Step 249: 38440 + 155 = 38595
Step 250: 38595 + 155 = 38750
Step 251: 38750 + 155 = 38905
Step 252: 38905 + 155 = 39060
Step 253: 39060 + 155 = 39215
Step 254: 39215 + 155 = 39370
Step 255: 39370 + 155 = 39525
Step 256: 39525 + 155 = 39680
Step 257: 39680 + 155 = 39835
Step 258: 39835 + 155 = 39990
Step 259: 39990 + 155 = 40145
Step 260: 40145 + 155 = 40300
Step 261: 40300 + 155 = 40455
Step 262: 40455 + 155 = 40610
Step 263: 40610 + 155 = 40765
Step 264: 40765 + 155 = 40920
Step 265: 40920 + 155 = 41075
Step 266: 41075 + 155 = 41230
Step 267: 41230 + 155 = 41385
Step 268: 41385 + 155 = 41540
Step 269: 41540 + 155 = 41695
Step 270: 41695 + 155 = 41850
Step 271: 41850 + 155 = 42005
Step 272: 42005 + 155 = 42160
Step 273: 42160 + 155 = 42315
Step 274: 42315 + 155 = 42470
Step 275: 42470 + 155 = 42625
Step 276: 42625 + 155 = 42780
Step 277: 42780 + 155 = 42935
Step 278: 42935 + 155 = 43090
Step 279: 43090 + 155 = 43245
Step 280: 43245 + 155 = 43400
Step 281: 43400 + 155 = 43555
Step 282: 43555 + 155 = 43710
Step 283: 43710 + 155 = 43865
Step 284: 43865 + 155 = 44020
Step 285: 44020 + 155 = 44175
Step 286: 44175 + 155 = 44330
Step 287: 44330 + 155 = 44485
Step 288: 44485 + 155 = 44640
Step 289: 44640 + 155 = 44795
Step 290: 44795 + 155 = 44950
Step 291: 44950 + 155 = 45105
Step 292: 45105 + 155 = 45260
Step 293: 45260 + 155 = 45415
Step 294: 45415 + 155 = 45570
Step 295: 45570 + 155 = 45725
Step 296: 45725 + 155 = 45880
Step 297: 45880 + 155 = 46035
Step 298: 46035 + 155 = 46190
Step 299: 46190 + 155 = 46345
Step 300: 46345 + 155 = 46500
Step 301: 46500 + 155 = 46655
Step 302: 46655 + 155 = 46810
Step 303: 46810 + 155 = 46965
Step 304: 46965 + 155 = 47120
Step 305: 47120 + 155 = 47275
Step 306: 47275 + 155 = 47430
Step 307: 47430 + 155 = 47585
Step 308: 47585 + 155 = 47740
Step 309: 47740 + 155 = 47895
Step 310: 47895 + 155 = 48050
Step 311: 48050 + 155 = 48205
Step 312: 48205 + 155 = 48360
Step 313: 48360 + 155 = 48515
Step 314: 48515 + 155 = 48670
Step 315: 48670 + 155 = 48825
Step 316: 48825 + 155 = 48980
Step 317: 48980 + 155 = 49135
Step 318: 49135 + 155 = 49290
Step 319: 49290 + 155 = 49445
Step 320: 49445 + 155 = 49600
Step 321: 49600 + 155 = 49755
Step 322: 49755 + 155 = 49910
Step 323: 49910 + 155 = 50065
Step 324: 50065 + 155 = 50220
Step 325: 50220 + 155 = 50375
Step 326: 50375 + 155 = 50530
Step 327: 50530 + 155 = 50685
Step 328: 50685 + 155 = 50840
Step 329: 50840 + 155 = 50995
Step 330: 50995 + 155 = 51150
Step 331: 51150 + 155 = 51305
Step 332: 51305 + 155 = 51460
Step 333: 51460 + 155 = 51615
Step 334: 51615 + 155 = 51770
Step 335: 51770 + 155 = 51925
Step 336: 51925 + 155 = 52080
Step 337: 52080 + 155 = 52235
Step 338: 52235 + 155 = 52390
Step 339: 52390 + 155 = 52545
Step 340: 52545 + 155 = 52700
Step 341: 52700 + 155 = 52855
Step 342: 52855 + 155 = 53010
Step 343: 53010 + 155 = 53165
Step 344: 53165 + 155 = 53320
Step 345: 53320 + 155 = 53475
Step 346: 53475 + 155 = 53630
Step 347: 53630 + 155 = 53785
Step 348: 53785 + 155 = 53940
Step 349: 53940 + 155 = 54095
Step 350: 54095 + 155 = 54250
Step 351: 54250 + 155 = 54405
Step 352: 54405 + 155 = 54560
Step 353: 54560 + 155 = 54715
Step 354: 54715 + 155 = 54870
Step 355: 54870 + 155 = 55025
Step 356: 55025 + 155 = 55180
Step 357: 55180 + 155 = 55335
Step 358: 55335 + 155 = 55490

So, 155*358 = 55490