Alright, let's solve this math problem step by step. First, we have the number 348. Next, we see the multiplication sign, which means we need to multiply something. And what are we multiplying it by? We multiply it by 57. So, we're going to take the number 348 and add it to itself 57 times.
Step 1: 0 + 348 = 348
Step 2: 348 + 348 = 696
Step 3: 696 + 348 = 1044
Step 4: 1044 + 348 = 1392
Step 5: 1392 + 348 = 1740
Step 6: 1740 + 348 = 2088
Step 7: 2088 + 348 = 2436
Step 8: 2436 + 348 = 2784
Step 9: 2784 + 348 = 3132
Step 10: 3132 + 348 = 3480
Step 11: 3480 + 348 = 3828
Step 12: 3828 + 348 = 4176
Step 13: 4176 + 348 = 4524
Step 14: 4524 + 348 = 4872
Step 15: 4872 + 348 = 5220
Step 16: 5220 + 348 = 5568
Step 17: 5568 + 348 = 5916
Step 18: 5916 + 348 = 6264
Step 19: 6264 + 348 = 6612
Step 20: 6612 + 348 = 6960
Step 21: 6960 + 348 = 7308
Step 22: 7308 + 348 = 7656
Step 23: 7656 + 348 = 8004
Step 24: 8004 + 348 = 8352
Step 25: 8352 + 348 = 8700
Step 26: 8700 + 348 = 9048
Step 27: 9048 + 348 = 9396
Step 28: 9396 + 348 = 9744
Step 29: 9744 + 348 = 10092
Step 30: 10092 + 348 = 10440
Step 31: 10440 + 348 = 10788
Step 32: 10788 + 348 = 11136
Step 33: 11136 + 348 = 11484
Step 34: 11484 + 348 = 11832
Step 35: 11832 + 348 = 12180
Step 36: 12180 + 348 = 12528
Step 37: 12528 + 348 = 12876
Step 38: 12876 + 348 = 13224
Step 39: 13224 + 348 = 13572
Step 40: 13572 + 348 = 13920
Step 41: 13920 + 348 = 14268
Step 42: 14268 + 348 = 14616
Step 43: 14616 + 348 = 14964
Step 44: 14964 + 348 = 15312
Step 45: 15312 + 348 = 15660
Step 46: 15660 + 348 = 16008
Step 47: 16008 + 348 = 16356
Step 48: 16356 + 348 = 16704
Step 49: 16704 + 348 = 17052
Step 50: 17052 + 348 = 17400
Step 51: 17400 + 348 = 17748
Step 52: 17748 + 348 = 18096
Step 53: 18096 + 348 = 18444
Step 54: 18444 + 348 = 18792
Step 55: 18792 + 348 = 19140
Step 56: 19140 + 348 = 19488
Step 57: 19488 + 348 = 19836

So, 348*57 = 19836