There are 10 millimetres in one centimetre. Therefore, 15 centimetres minus 58 millimetres is equal to (15 x 10) - 58 = 92 millimetres or 92/10 = 9.2 centimetres.
58
- 16 42 minus 58 is - 16 58 minus 42 is 16 :D
240 minus 58 = 182
58 - -58 = 116
238 minus 92 is 146. Simple math.
It is 58 plus 34 = 92
92
94 - 58 = 36
65 − 58 = 7
58 - 29 = 29
180 - 92 = 88