📏 Feet to Inches Calculator
Convert ft to in, inches to feet, and feet plus inches with fractional support.
Use this feet to inches calculator to convert feet into inches, inches into feet, or a mixed measurement such as 5 feet 10 inches into total inches. The conversion is simple: 1 foot = 12 inches, so feet to inches means multiplying by 12, while inches to feet means dividing by 12.
📐 Exact Relationship
1 foot = 12 inches exactly.
This is the core imperial length conversion.
🔄 Quick Math
Feet to inches: multiply by 12.
Inches to feet: divide by 12.
📝 Fractional Inches
Use 1/2, 1/4, 1/8, 1/16, or 1/32 inch for carpentry, construction, and ruler measurements.
Choose Conversion Mode
🔄 Basic Feet ↔ Inches Converter
📋 Quick Reference Tables
Feet to Inches Chart
| Feet | Inches |
|---|---|
| 1 ft | 12 in |
| 2 ft | 24 in |
| 3 ft | 36 in |
| 4 ft | 48 in |
| 5 ft | 60 in |
| 6 ft | 72 in |
| 10 ft | 120 in |
Common Fractional Inches
| Fraction | Decimal |
|---|---|
| 1/16" | 0.0625" |
| 1/8" | 0.125" |
| 1/4" | 0.25" |
| 3/8" | 0.375" |
| 1/2" | 0.5" |
| 5/8" | 0.625" |
| 3/4" | 0.75" |
🧮 How to Convert Feet to Inches
- Start with the number of feet. Example: 5 ft.
- Use the conversion factor. 1 foot equals 12 inches.
- Multiply feet by 12. 5 × 12 = 60.
- Write the result in inches. 5 ft = 60 in.
inches = feet × 12
Inches to feet formula:
feet = inches ÷ 12
🔨 Practical Applications
🏗️ Construction
Common measurements:
• 2×4 lumber: 1.5" × 3.5" actual
• Plywood: 4' × 8' sheets
• Drywall: 4' × 8', 10', or 12'
• Trim and molding: often measured in inches
📺 Screen Sizes
Common diagonals:
• 32" = 2.67 feet
• 55" = 4.58 feet
• 65" = 5.42 feet
• 75" = 6.25 feet
👤 Human Height
Typical height conversions:
• 5'0" = 60 inches
• 5'6" = 66 inches
• 6'0" = 72 inches
• 6'6" = 78 inches
📏 Ruler Reference: 12 Inches in 1 Foot
1 foot = 12 inches
🧮 Conversion Formulas
Basic Conversions
inches = feet × 12
Inches to Feet:
feet = inches ÷ 12
Example:
5 feet = 5 × 12 = 60 inches
Fractional Conversions
decimal = numerator ÷ denominator
Examples:
1/4 = 0.25 inches
3/8 = 0.375 inches
5/16 = 0.3125 inches
Feet to Inches FAQs
How do you convert feet to inches?
Multiply the number of feet by 12. For example, 5 feet × 12 = 60 inches.
How many inches are in 1 foot?
There are exactly 12 inches in 1 foot.
How do you convert inches to feet?
Divide inches by 12. For example, 72 inches ÷ 12 = 6 feet.
What is 5 feet 10 inches in inches?
5 feet 10 inches equals 70 inches. First convert 5 feet to 60 inches, then add 10 inches.
What is the formula for feet plus inches to total inches?
Use total inches = feet × 12 + inches. For example, 6 feet 2 inches = 6 × 12 + 2 = 74 inches.
Can this calculator handle fractional inches?
Yes. Use the fractional calculator mode to convert values such as 6 3/4 inches into decimal inches, feet, and centimeters.
