Alright, let's solve this math problem step by step. First, we have the number 553. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 181. So, we're going to take the number 553 and add it to itself 181 times.
Step 1: 0 + 553 = 553
Step 2: 553 + 553 = 1106
Step 3: 1106 + 553 = 1659
Step 4: 1659 + 553 = 2212
Step 5: 2212 + 553 = 2765
Step 6: 2765 + 553 = 3318
Step 7: 3318 + 553 = 3871
Step 8: 3871 + 553 = 4424
Step 9: 4424 + 553 = 4977
Step 10: 4977 + 553 = 5530
Step 11: 5530 + 553 = 6083
Step 12: 6083 + 553 = 6636
Step 13: 6636 + 553 = 7189
Step 14: 7189 + 553 = 7742
Step 15: 7742 + 553 = 8295
Step 16: 8295 + 553 = 8848
Step 17: 8848 + 553 = 9401
Step 18: 9401 + 553 = 9954
Step 19: 9954 + 553 = 10507
Step 20: 10507 + 553 = 11060
Step 21: 11060 + 553 = 11613
Step 22: 11613 + 553 = 12166
Step 23: 12166 + 553 = 12719
Step 24: 12719 + 553 = 13272
Step 25: 13272 + 553 = 13825
Step 26: 13825 + 553 = 14378
Step 27: 14378 + 553 = 14931
Step 28: 14931 + 553 = 15484
Step 29: 15484 + 553 = 16037
Step 30: 16037 + 553 = 16590
Step 31: 16590 + 553 = 17143
Step 32: 17143 + 553 = 17696
Step 33: 17696 + 553 = 18249
Step 34: 18249 + 553 = 18802
Step 35: 18802 + 553 = 19355
Step 36: 19355 + 553 = 19908
Step 37: 19908 + 553 = 20461
Step 38: 20461 + 553 = 21014
Step 39: 21014 + 553 = 21567
Step 40: 21567 + 553 = 22120
Step 41: 22120 + 553 = 22673
Step 42: 22673 + 553 = 23226
Step 43: 23226 + 553 = 23779
Step 44: 23779 + 553 = 24332
Step 45: 24332 + 553 = 24885
Step 46: 24885 + 553 = 25438
Step 47: 25438 + 553 = 25991
Step 48: 25991 + 553 = 26544
Step 49: 26544 + 553 = 27097
Step 50: 27097 + 553 = 27650
Step 51: 27650 + 553 = 28203
Step 52: 28203 + 553 = 28756
Step 53: 28756 + 553 = 29309
Step 54: 29309 + 553 = 29862
Step 55: 29862 + 553 = 30415
Step 56: 30415 + 553 = 30968
Step 57: 30968 + 553 = 31521
Step 58: 31521 + 553 = 32074
Step 59: 32074 + 553 = 32627
Step 60: 32627 + 553 = 33180
Step 61: 33180 + 553 = 33733
Step 62: 33733 + 553 = 34286
Step 63: 34286 + 553 = 34839
Step 64: 34839 + 553 = 35392
Step 65: 35392 + 553 = 35945
Step 66: 35945 + 553 = 36498
Step 67: 36498 + 553 = 37051
Step 68: 37051 + 553 = 37604
Step 69: 37604 + 553 = 38157
Step 70: 38157 + 553 = 38710
Step 71: 38710 + 553 = 39263
Step 72: 39263 + 553 = 39816
Step 73: 39816 + 553 = 40369
Step 74: 40369 + 553 = 40922
Step 75: 40922 + 553 = 41475
Step 76: 41475 + 553 = 42028
Step 77: 42028 + 553 = 42581
Step 78: 42581 + 553 = 43134
Step 79: 43134 + 553 = 43687
Step 80: 43687 + 553 = 44240
Step 81: 44240 + 553 = 44793
Step 82: 44793 + 553 = 45346
Step 83: 45346 + 553 = 45899
Step 84: 45899 + 553 = 46452
Step 85: 46452 + 553 = 47005
Step 86: 47005 + 553 = 47558
Step 87: 47558 + 553 = 48111
Step 88: 48111 + 553 = 48664
Step 89: 48664 + 553 = 49217
Step 90: 49217 + 553 = 49770
Step 91: 49770 + 553 = 50323
Step 92: 50323 + 553 = 50876
Step 93: 50876 + 553 = 51429
Step 94: 51429 + 553 = 51982
Step 95: 51982 + 553 = 52535
Step 96: 52535 + 553 = 53088
Step 97: 53088 + 553 = 53641
Step 98: 53641 + 553 = 54194
Step 99: 54194 + 553 = 54747
Step 100: 54747 + 553 = 55300
Step 101: 55300 + 553 = 55853
Step 102: 55853 + 553 = 56406
Step 103: 56406 + 553 = 56959
Step 104: 56959 + 553 = 57512
Step 105: 57512 + 553 = 58065
Step 106: 58065 + 553 = 58618
Step 107: 58618 + 553 = 59171
Step 108: 59171 + 553 = 59724
Step 109: 59724 + 553 = 60277
Step 110: 60277 + 553 = 60830
Step 111: 60830 + 553 = 61383
Step 112: 61383 + 553 = 61936
Step 113: 61936 + 553 = 62489
Step 114: 62489 + 553 = 63042
Step 115: 63042 + 553 = 63595
Step 116: 63595 + 553 = 64148
Step 117: 64148 + 553 = 64701
Step 118: 64701 + 553 = 65254
Step 119: 65254 + 553 = 65807
Step 120: 65807 + 553 = 66360
Step 121: 66360 + 553 = 66913
Step 122: 66913 + 553 = 67466
Step 123: 67466 + 553 = 68019
Step 124: 68019 + 553 = 68572
Step 125: 68572 + 553 = 69125
Step 126: 69125 + 553 = 69678
Step 127: 69678 + 553 = 70231
Step 128: 70231 + 553 = 70784
Step 129: 70784 + 553 = 71337
Step 130: 71337 + 553 = 71890
Step 131: 71890 + 553 = 72443
Step 132: 72443 + 553 = 72996
Step 133: 72996 + 553 = 73549
Step 134: 73549 + 553 = 74102
Step 135: 74102 + 553 = 74655
Step 136: 74655 + 553 = 75208
Step 137: 75208 + 553 = 75761
Step 138: 75761 + 553 = 76314
Step 139: 76314 + 553 = 76867
Step 140: 76867 + 553 = 77420
Step 141: 77420 + 553 = 77973
Step 142: 77973 + 553 = 78526
Step 143: 78526 + 553 = 79079
Step 144: 79079 + 553 = 79632
Step 145: 79632 + 553 = 80185
Step 146: 80185 + 553 = 80738
Step 147: 80738 + 553 = 81291
Step 148: 81291 + 553 = 81844
Step 149: 81844 + 553 = 82397
Step 150: 82397 + 553 = 82950
Step 151: 82950 + 553 = 83503
Step 152: 83503 + 553 = 84056
Step 153: 84056 + 553 = 84609
Step 154: 84609 + 553 = 85162
Step 155: 85162 + 553 = 85715
Step 156: 85715 + 553 = 86268
Step 157: 86268 + 553 = 86821
Step 158: 86821 + 553 = 87374
Step 159: 87374 + 553 = 87927
Step 160: 87927 + 553 = 88480
Step 161: 88480 + 553 = 89033
Step 162: 89033 + 553 = 89586
Step 163: 89586 + 553 = 90139
Step 164: 90139 + 553 = 90692
Step 165: 90692 + 553 = 91245
Step 166: 91245 + 553 = 91798
Step 167: 91798 + 553 = 92351
Step 168: 92351 + 553 = 92904
Step 169: 92904 + 553 = 93457
Step 170: 93457 + 553 = 94010
Step 171: 94010 + 553 = 94563
Step 172: 94563 + 553 = 95116
Step 173: 95116 + 553 = 95669
Step 174: 95669 + 553 = 96222
Step 175: 96222 + 553 = 96775
Step 176: 96775 + 553 = 97328
Step 177: 97328 + 553 = 97881
Step 178: 97881 + 553 = 98434
Step 179: 98434 + 553 = 98987
Step 180: 98987 + 553 = 99540
Step 181: 99540 + 553 = 100093

So, 553*181 = 100093