Alright, let's solve this math problem step by step. First, we have the number 349. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 66. So, we're going to take the number 349 and add it to itself 66 times.
Step 1: 0 + 349 = 349
Step 2: 349 + 349 = 698
Step 3: 698 + 349 = 1047
Step 4: 1047 + 349 = 1396
Step 5: 1396 + 349 = 1745
Step 6: 1745 + 349 = 2094
Step 7: 2094 + 349 = 2443
Step 8: 2443 + 349 = 2792
Step 9: 2792 + 349 = 3141
Step 10: 3141 + 349 = 3490
Step 11: 3490 + 349 = 3839
Step 12: 3839 + 349 = 4188
Step 13: 4188 + 349 = 4537
Step 14: 4537 + 349 = 4886
Step 15: 4886 + 349 = 5235
Step 16: 5235 + 349 = 5584
Step 17: 5584 + 349 = 5933
Step 18: 5933 + 349 = 6282
Step 19: 6282 + 349 = 6631
Step 20: 6631 + 349 = 6980
Step 21: 6980 + 349 = 7329
Step 22: 7329 + 349 = 7678
Step 23: 7678 + 349 = 8027
Step 24: 8027 + 349 = 8376
Step 25: 8376 + 349 = 8725
Step 26: 8725 + 349 = 9074
Step 27: 9074 + 349 = 9423
Step 28: 9423 + 349 = 9772
Step 29: 9772 + 349 = 10121
Step 30: 10121 + 349 = 10470
Step 31: 10470 + 349 = 10819
Step 32: 10819 + 349 = 11168
Step 33: 11168 + 349 = 11517
Step 34: 11517 + 349 = 11866
Step 35: 11866 + 349 = 12215
Step 36: 12215 + 349 = 12564
Step 37: 12564 + 349 = 12913
Step 38: 12913 + 349 = 13262
Step 39: 13262 + 349 = 13611
Step 40: 13611 + 349 = 13960
Step 41: 13960 + 349 = 14309
Step 42: 14309 + 349 = 14658
Step 43: 14658 + 349 = 15007
Step 44: 15007 + 349 = 15356
Step 45: 15356 + 349 = 15705
Step 46: 15705 + 349 = 16054
Step 47: 16054 + 349 = 16403
Step 48: 16403 + 349 = 16752
Step 49: 16752 + 349 = 17101
Step 50: 17101 + 349 = 17450
Step 51: 17450 + 349 = 17799
Step 52: 17799 + 349 = 18148
Step 53: 18148 + 349 = 18497
Step 54: 18497 + 349 = 18846
Step 55: 18846 + 349 = 19195
Step 56: 19195 + 349 = 19544
Step 57: 19544 + 349 = 19893
Step 58: 19893 + 349 = 20242
Step 59: 20242 + 349 = 20591
Step 60: 20591 + 349 = 20940
Step 61: 20940 + 349 = 21289
Step 62: 21289 + 349 = 21638
Step 63: 21638 + 349 = 21987
Step 64: 21987 + 349 = 22336
Step 65: 22336 + 349 = 22685
Step 66: 22685 + 349 = 23034

So, 349*66 = 23034