Let's get this math done. We have 352 and we're going to multiply it by 55. This is the same as taking 352 and adding it to itself 55 times.
Step 1: 0 + 352 = 352
Step 2: 352 + 352 = 704
Step 3: 704 + 352 = 1056
Step 4: 1056 + 352 = 1408
Step 5: 1408 + 352 = 1760
Step 6: 1760 + 352 = 2112
Step 7: 2112 + 352 = 2464
Step 8: 2464 + 352 = 2816
Step 9: 2816 + 352 = 3168
Step 10: 3168 + 352 = 3520
Step 11: 3520 + 352 = 3872
Step 12: 3872 + 352 = 4224
Step 13: 4224 + 352 = 4576
Step 14: 4576 + 352 = 4928
Step 15: 4928 + 352 = 5280
Step 16: 5280 + 352 = 5632
Step 17: 5632 + 352 = 5984
Step 18: 5984 + 352 = 6336
Step 19: 6336 + 352 = 6688
Step 20: 6688 + 352 = 7040
Step 21: 7040 + 352 = 7392
Step 22: 7392 + 352 = 7744
Step 23: 7744 + 352 = 8096
Step 24: 8096 + 352 = 8448
Step 25: 8448 + 352 = 8800
Step 26: 8800 + 352 = 9152
Step 27: 9152 + 352 = 9504
Step 28: 9504 + 352 = 9856
Step 29: 9856 + 352 = 10208
Step 30: 10208 + 352 = 10560
Step 31: 10560 + 352 = 10912
Step 32: 10912 + 352 = 11264
Step 33: 11264 + 352 = 11616
Step 34: 11616 + 352 = 11968
Step 35: 11968 + 352 = 12320
Step 36: 12320 + 352 = 12672
Step 37: 12672 + 352 = 13024
Step 38: 13024 + 352 = 13376
Step 39: 13376 + 352 = 13728
Step 40: 13728 + 352 = 14080
Step 41: 14080 + 352 = 14432
Step 42: 14432 + 352 = 14784
Step 43: 14784 + 352 = 15136
Step 44: 15136 + 352 = 15488
Step 45: 15488 + 352 = 15840
Step 46: 15840 + 352 = 16192
Step 47: 16192 + 352 = 16544
Step 48: 16544 + 352 = 16896
Step 49: 16896 + 352 = 17248
Step 50: 17248 + 352 = 17600
Step 51: 17600 + 352 = 17952
Step 52: 17952 + 352 = 18304
Step 53: 18304 + 352 = 18656
Step 54: 18656 + 352 = 19008
Step 55: 19008 + 352 = 19360

So, 352*55 = 19360