Potato Calculator

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Potato Paradox Calculator

Potato dehydration paradox — constant dry mass, changing water fraction

Mode

Enter diameter OR weight

Diameter (cm)Weight (g)

Diameter

7 cm

Volume

179.6 cm³

Mass

189 g

Assumes spherical potato, density ≈ 1.05 g/cm³. Real potatoes vary 0.95–1.10 g/cm³.

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<iframe src="https://calculators.is/embed/potato-calculator" title="Potato Calculator" width="100%" height="620" style="max-width:720px;border:0;border-radius:12px;display:block" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>

What is Potato Calculator?

Potato Calculator handles potato-related calculations, including planting requirements and the famous “potato paradox” that shows how percentages can behave unexpectedly.

Potato Calculator Formula / Method

Final weight = initial weight × (1 − water loss fraction)

Potato Calculator Step-by-Step

Enter all required inputs shown in the calculator.
Check units/scales or grading format where applicable.
Apply the calculator method for this tool.
Review the computed output.
Use the result for planning, verification, or comparison.

Potato Calculator Worked Example

Potato Calculator (Potato Paradox)

100 kg potatoes (99% water). Remove water until 98% water remains.

Final weight = 50 kg (even though only 1% water was removed by percentage)

Where Potato Calculator Is Applied

Used in agriculture (seed potato planning), food science, and mathematics education to demonstrate the potato paradox / counterintuitive percentages.

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Calculator By Adil Balti, Content Proofread and Verify by Muhammad Kumail & Gulzar Abbas.