Alright, let's solve this math problem step by step. First, we have the number 147. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 158. So, we're going to take the number 147 and add it to itself 158 times.
Step 1: 0 + 147 = 147
Step 2: 147 + 147 = 294
Step 3: 294 + 147 = 441
Step 4: 441 + 147 = 588
Step 5: 588 + 147 = 735
Step 6: 735 + 147 = 882
Step 7: 882 + 147 = 1029
Step 8: 1029 + 147 = 1176
Step 9: 1176 + 147 = 1323
Step 10: 1323 + 147 = 1470
Step 11: 1470 + 147 = 1617
Step 12: 1617 + 147 = 1764
Step 13: 1764 + 147 = 1911
Step 14: 1911 + 147 = 2058
Step 15: 2058 + 147 = 2205
Step 16: 2205 + 147 = 2352
Step 17: 2352 + 147 = 2499
Step 18: 2499 + 147 = 2646
Step 19: 2646 + 147 = 2793
Step 20: 2793 + 147 = 2940
Step 21: 2940 + 147 = 3087
Step 22: 3087 + 147 = 3234
Step 23: 3234 + 147 = 3381
Step 24: 3381 + 147 = 3528
Step 25: 3528 + 147 = 3675
Step 26: 3675 + 147 = 3822
Step 27: 3822 + 147 = 3969
Step 28: 3969 + 147 = 4116
Step 29: 4116 + 147 = 4263
Step 30: 4263 + 147 = 4410
Step 31: 4410 + 147 = 4557
Step 32: 4557 + 147 = 4704
Step 33: 4704 + 147 = 4851
Step 34: 4851 + 147 = 4998
Step 35: 4998 + 147 = 5145
Step 36: 5145 + 147 = 5292
Step 37: 5292 + 147 = 5439
Step 38: 5439 + 147 = 5586
Step 39: 5586 + 147 = 5733
Step 40: 5733 + 147 = 5880
Step 41: 5880 + 147 = 6027
Step 42: 6027 + 147 = 6174
Step 43: 6174 + 147 = 6321
Step 44: 6321 + 147 = 6468
Step 45: 6468 + 147 = 6615
Step 46: 6615 + 147 = 6762
Step 47: 6762 + 147 = 6909
Step 48: 6909 + 147 = 7056
Step 49: 7056 + 147 = 7203
Step 50: 7203 + 147 = 7350
Step 51: 7350 + 147 = 7497
Step 52: 7497 + 147 = 7644
Step 53: 7644 + 147 = 7791
Step 54: 7791 + 147 = 7938
Step 55: 7938 + 147 = 8085
Step 56: 8085 + 147 = 8232
Step 57: 8232 + 147 = 8379
Step 58: 8379 + 147 = 8526
Step 59: 8526 + 147 = 8673
Step 60: 8673 + 147 = 8820
Step 61: 8820 + 147 = 8967
Step 62: 8967 + 147 = 9114
Step 63: 9114 + 147 = 9261
Step 64: 9261 + 147 = 9408
Step 65: 9408 + 147 = 9555
Step 66: 9555 + 147 = 9702
Step 67: 9702 + 147 = 9849
Step 68: 9849 + 147 = 9996
Step 69: 9996 + 147 = 10143
Step 70: 10143 + 147 = 10290
Step 71: 10290 + 147 = 10437
Step 72: 10437 + 147 = 10584
Step 73: 10584 + 147 = 10731
Step 74: 10731 + 147 = 10878
Step 75: 10878 + 147 = 11025
Step 76: 11025 + 147 = 11172
Step 77: 11172 + 147 = 11319
Step 78: 11319 + 147 = 11466
Step 79: 11466 + 147 = 11613
Step 80: 11613 + 147 = 11760
Step 81: 11760 + 147 = 11907
Step 82: 11907 + 147 = 12054
Step 83: 12054 + 147 = 12201
Step 84: 12201 + 147 = 12348
Step 85: 12348 + 147 = 12495
Step 86: 12495 + 147 = 12642
Step 87: 12642 + 147 = 12789
Step 88: 12789 + 147 = 12936
Step 89: 12936 + 147 = 13083
Step 90: 13083 + 147 = 13230
Step 91: 13230 + 147 = 13377
Step 92: 13377 + 147 = 13524
Step 93: 13524 + 147 = 13671
Step 94: 13671 + 147 = 13818
Step 95: 13818 + 147 = 13965
Step 96: 13965 + 147 = 14112
Step 97: 14112 + 147 = 14259
Step 98: 14259 + 147 = 14406
Step 99: 14406 + 147 = 14553
Step 100: 14553 + 147 = 14700
Step 101: 14700 + 147 = 14847
Step 102: 14847 + 147 = 14994
Step 103: 14994 + 147 = 15141
Step 104: 15141 + 147 = 15288
Step 105: 15288 + 147 = 15435
Step 106: 15435 + 147 = 15582
Step 107: 15582 + 147 = 15729
Step 108: 15729 + 147 = 15876
Step 109: 15876 + 147 = 16023
Step 110: 16023 + 147 = 16170
Step 111: 16170 + 147 = 16317
Step 112: 16317 + 147 = 16464
Step 113: 16464 + 147 = 16611
Step 114: 16611 + 147 = 16758
Step 115: 16758 + 147 = 16905
Step 116: 16905 + 147 = 17052
Step 117: 17052 + 147 = 17199
Step 118: 17199 + 147 = 17346
Step 119: 17346 + 147 = 17493
Step 120: 17493 + 147 = 17640
Step 121: 17640 + 147 = 17787
Step 122: 17787 + 147 = 17934
Step 123: 17934 + 147 = 18081
Step 124: 18081 + 147 = 18228
Step 125: 18228 + 147 = 18375
Step 126: 18375 + 147 = 18522
Step 127: 18522 + 147 = 18669
Step 128: 18669 + 147 = 18816
Step 129: 18816 + 147 = 18963
Step 130: 18963 + 147 = 19110
Step 131: 19110 + 147 = 19257
Step 132: 19257 + 147 = 19404
Step 133: 19404 + 147 = 19551
Step 134: 19551 + 147 = 19698
Step 135: 19698 + 147 = 19845
Step 136: 19845 + 147 = 19992
Step 137: 19992 + 147 = 20139
Step 138: 20139 + 147 = 20286
Step 139: 20286 + 147 = 20433
Step 140: 20433 + 147 = 20580
Step 141: 20580 + 147 = 20727
Step 142: 20727 + 147 = 20874
Step 143: 20874 + 147 = 21021
Step 144: 21021 + 147 = 21168
Step 145: 21168 + 147 = 21315
Step 146: 21315 + 147 = 21462
Step 147: 21462 + 147 = 21609
Step 148: 21609 + 147 = 21756
Step 149: 21756 + 147 = 21903
Step 150: 21903 + 147 = 22050
Step 151: 22050 + 147 = 22197
Step 152: 22197 + 147 = 22344
Step 153: 22344 + 147 = 22491
Step 154: 22491 + 147 = 22638
Step 155: 22638 + 147 = 22785
Step 156: 22785 + 147 = 22932
Step 157: 22932 + 147 = 23079
Step 158: 23079 + 147 = 23226

So, 147*158 = 23226