3/8 of an inch is equal to 0.375 inches.
In terms of fractions, it means that out of 8 equal parts, 3 of those parts are measured. If you were to express it in decimals, it would be 0.375 inches.
For reference:
- 1/8 inch = 0.125 inches
- 2/8 inch = 0.25 inches
- 3/8 inch = 0.375 inches