Half of 23 13/16 inches is 11 29/32 inches (11.90625″, 302.42 mm).
How to Calculate It
Convert 23 13/16 to an improper fraction, divide by 2, then simplify. 23 13/16 = 381/16, divided by 2 = 381/32, simplified to 11 29/32.
On the Tape Measure
The mark at 11 29/32 inches (11.90625″) is a 1/32-inch mark found on many professional tapes. If your tape does not show 32nds, use the decimal 11.90625 with a digital caliper.
To find half of any tape measure measurement, enter it in TapeMath and tap the Half It button. The result appears instantly on the visual tape.