# square foot to square inch conversion

Conversion number between square foot [sq ft] and square inch [sq in] is 144. This means, that square foot is bigger unit than square inch.

### Contents [show][hide] Switch to reverse conversion:
from square inch to square foot conversion

### Enter the number in square foot:

Decimal Fraction Exponential Expression
 [sq ft]
eg.: 10.12345 or 1.123e5

Result in square inch

?
 precision 0 1 2 3 4 5 6 7 8 9 [info] Decimal: Exponential:

### Calculation process of conversion value

• 1 square foot = (exactly) (0.09290304) / (0.00064516) = 144 square inch
• 1 square inch = (exactly) (0.00064516) / (0.09290304) = 0.0069444444444444 square foot
• ? square foot × (0.09290304  ("m²"/"square foot")) / (0.00064516  ("m²"/"square inch")) = ? square inch

### High precision conversion

If conversion between square foot to square-metre and square-metre to square inch is exactly definied, high precision conversion from square foot to square inch is enabled.

Decimal places: (0-800)

square foot
Result in square inch:
?
gads

### square foot to square inch conversion chart

 Start value: [square foot] Step size [square foot] How many lines? (max 100)

visual:
square footsquare inch
00
101440
202880
304320
405760
507200
608640
7010080
8011520
9012960
10014400
11015840
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## Multiple conversion

Enter numbers in square foot and click convert button.
One number per line.

Converted numbers in square inch:
Click to select all

## Details about square foot and square inch units:

Convert Square foot to other unit:

### square foot

Definition of square foot unit: ≡ 1 ft × 1 ft. ≡ 0.3048 × 0.3048 = 9.290304×10−2 m²

Convert Square inch to other unit:

### square inch

Definition of square inch unit: ≡ 1 in × 1 in. Area equal with 1 inch by 1 inch square ≡ 0.0254 × 0.0254 = 6.4516×10−4 m² ← Back to Area units

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