Half of 5 11/16 inches is 2 27/32 inches (2.84375″, 72.23 mm).
How to Calculate It
Convert 5 11/16 to an improper fraction, divide by 2, then simplify. 5 11/16 = 91/16, divided by 2 = 91/32, simplified to 2 27/32.
On the Tape Measure
The mark at 2 27/32 inches (2.84375″) is a 1/32-inch mark found on many professional tapes. If your tape does not show 32nds, use the decimal 2.84375 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.