Alright, let's solve this math problem step by step. First, we have the number 191. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 99. So, we're going to take the number 191 and add it to itself 99 times.
Step 1: 0 + 191 = 191
Step 2: 191 + 191 = 382
Step 3: 382 + 191 = 573
Step 4: 573 + 191 = 764
Step 5: 764 + 191 = 955
Step 6: 955 + 191 = 1146
Step 7: 1146 + 191 = 1337
Step 8: 1337 + 191 = 1528
Step 9: 1528 + 191 = 1719
Step 10: 1719 + 191 = 1910
Step 11: 1910 + 191 = 2101
Step 12: 2101 + 191 = 2292
Step 13: 2292 + 191 = 2483
Step 14: 2483 + 191 = 2674
Step 15: 2674 + 191 = 2865
Step 16: 2865 + 191 = 3056
Step 17: 3056 + 191 = 3247
Step 18: 3247 + 191 = 3438
Step 19: 3438 + 191 = 3629
Step 20: 3629 + 191 = 3820
Step 21: 3820 + 191 = 4011
Step 22: 4011 + 191 = 4202
Step 23: 4202 + 191 = 4393
Step 24: 4393 + 191 = 4584
Step 25: 4584 + 191 = 4775
Step 26: 4775 + 191 = 4966
Step 27: 4966 + 191 = 5157
Step 28: 5157 + 191 = 5348
Step 29: 5348 + 191 = 5539
Step 30: 5539 + 191 = 5730
Step 31: 5730 + 191 = 5921
Step 32: 5921 + 191 = 6112
Step 33: 6112 + 191 = 6303
Step 34: 6303 + 191 = 6494
Step 35: 6494 + 191 = 6685
Step 36: 6685 + 191 = 6876
Step 37: 6876 + 191 = 7067
Step 38: 7067 + 191 = 7258
Step 39: 7258 + 191 = 7449
Step 40: 7449 + 191 = 7640
Step 41: 7640 + 191 = 7831
Step 42: 7831 + 191 = 8022
Step 43: 8022 + 191 = 8213
Step 44: 8213 + 191 = 8404
Step 45: 8404 + 191 = 8595
Step 46: 8595 + 191 = 8786
Step 47: 8786 + 191 = 8977
Step 48: 8977 + 191 = 9168
Step 49: 9168 + 191 = 9359
Step 50: 9359 + 191 = 9550
Step 51: 9550 + 191 = 9741
Step 52: 9741 + 191 = 9932
Step 53: 9932 + 191 = 10123
Step 54: 10123 + 191 = 10314
Step 55: 10314 + 191 = 10505
Step 56: 10505 + 191 = 10696
Step 57: 10696 + 191 = 10887
Step 58: 10887 + 191 = 11078
Step 59: 11078 + 191 = 11269
Step 60: 11269 + 191 = 11460
Step 61: 11460 + 191 = 11651
Step 62: 11651 + 191 = 11842
Step 63: 11842 + 191 = 12033
Step 64: 12033 + 191 = 12224
Step 65: 12224 + 191 = 12415
Step 66: 12415 + 191 = 12606
Step 67: 12606 + 191 = 12797
Step 68: 12797 + 191 = 12988
Step 69: 12988 + 191 = 13179
Step 70: 13179 + 191 = 13370
Step 71: 13370 + 191 = 13561
Step 72: 13561 + 191 = 13752
Step 73: 13752 + 191 = 13943
Step 74: 13943 + 191 = 14134
Step 75: 14134 + 191 = 14325
Step 76: 14325 + 191 = 14516
Step 77: 14516 + 191 = 14707
Step 78: 14707 + 191 = 14898
Step 79: 14898 + 191 = 15089
Step 80: 15089 + 191 = 15280
Step 81: 15280 + 191 = 15471
Step 82: 15471 + 191 = 15662
Step 83: 15662 + 191 = 15853
Step 84: 15853 + 191 = 16044
Step 85: 16044 + 191 = 16235
Step 86: 16235 + 191 = 16426
Step 87: 16426 + 191 = 16617
Step 88: 16617 + 191 = 16808
Step 89: 16808 + 191 = 16999
Step 90: 16999 + 191 = 17190
Step 91: 17190 + 191 = 17381
Step 92: 17381 + 191 = 17572
Step 93: 17572 + 191 = 17763
Step 94: 17763 + 191 = 17954
Step 95: 17954 + 191 = 18145
Step 96: 18145 + 191 = 18336
Step 97: 18336 + 191 = 18527
Step 98: 18527 + 191 = 18718
Step 99: 18718 + 191 = 18909

So, 191*99 = 18909