Half of 5 7/16 inches is 2 23/32 inches (2.71875″, 69.06 mm).
How to Calculate It
Convert 5 7/16 to an improper fraction, divide by 2, then simplify. 5 7/16 = 87/16, divided by 2 = 87/32, simplified to 2 23/32.
On the Tape Measure
The mark at 2 23/32 inches (2.71875″) is a 1/32-inch mark found on many professional tapes. If your tape does not show 32nds, use the decimal 2.71875 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.