About subtraction results of 160
50:21 33:20 53:50 71:56 20:59 15:09 17:27 18:02 15:27 14:43 39:57 60:47 173:37 65:10 22:28 38:50 30:51 94:18 53:13 64:58 27:59 85:29 46:46 33:29 74:44 47:42 35:14 32:31 33:16 80:53 33:19 36:48 65:09 42:27 63:19 55:56 183:14 81:48 41:51 48:58 53:56 184:42 72:53 88:31 06:20 53:13