Alright, let's solve this math problem step by step. First, we have the number 342. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 49. So, we're going to take the number 342 and add it to itself 49 times.
Step 1: 0 + 342 = 342
Step 2: 342 + 342 = 684
Step 3: 684 + 342 = 1026
Step 4: 1026 + 342 = 1368
Step 5: 1368 + 342 = 1710
Step 6: 1710 + 342 = 2052
Step 7: 2052 + 342 = 2394
Step 8: 2394 + 342 = 2736
Step 9: 2736 + 342 = 3078
Step 10: 3078 + 342 = 3420
Step 11: 3420 + 342 = 3762
Step 12: 3762 + 342 = 4104
Step 13: 4104 + 342 = 4446
Step 14: 4446 + 342 = 4788
Step 15: 4788 + 342 = 5130
Step 16: 5130 + 342 = 5472
Step 17: 5472 + 342 = 5814
Step 18: 5814 + 342 = 6156
Step 19: 6156 + 342 = 6498
Step 20: 6498 + 342 = 6840
Step 21: 6840 + 342 = 7182
Step 22: 7182 + 342 = 7524
Step 23: 7524 + 342 = 7866
Step 24: 7866 + 342 = 8208
Step 25: 8208 + 342 = 8550
Step 26: 8550 + 342 = 8892
Step 27: 8892 + 342 = 9234
Step 28: 9234 + 342 = 9576
Step 29: 9576 + 342 = 9918
Step 30: 9918 + 342 = 10260
Step 31: 10260 + 342 = 10602
Step 32: 10602 + 342 = 10944
Step 33: 10944 + 342 = 11286
Step 34: 11286 + 342 = 11628
Step 35: 11628 + 342 = 11970
Step 36: 11970 + 342 = 12312
Step 37: 12312 + 342 = 12654
Step 38: 12654 + 342 = 12996
Step 39: 12996 + 342 = 13338
Step 40: 13338 + 342 = 13680
Step 41: 13680 + 342 = 14022
Step 42: 14022 + 342 = 14364
Step 43: 14364 + 342 = 14706
Step 44: 14706 + 342 = 15048
Step 45: 15048 + 342 = 15390
Step 46: 15390 + 342 = 15732
Step 47: 15732 + 342 = 16074
Step 48: 16074 + 342 = 16416
Step 49: 16416 + 342 = 16758

So, 342*49 = 16758