Can it calculate cooked rice price per gram?
Yes. It uses the cooked ratio to estimate how many cooked grams the purchased dry rice becomes, then calculates price per cooked gram.
Kitchen
Rice Price Per Serving Calculator
Enter the price of a 5 kg or 10 kg rice bag to estimate price per dry gram, price per cooked gram, and cost by serving size.
Updated: May 23, 2026
Input
Estimate dry rice price per gram, cooked rice price per gram, and bowl cost from package size and price.
Cooked price per gram assumes dry rice increases by the cooked ratio. The default is 2.2x.
Result
0.32 yen
Per cooked g
¥48
Selected serving
0.7 yen
Per dry g
73.3
Servings from bag
Cost by serving size
Small 100g¥32
Medium 150g¥48
Large 200g¥64
Extra 250g¥80
Calculated from 5000 g dry rice, 11000 g cooked rice, and about 68.2 g dry rice per 150 g serving.
Use this as a guide and adjust for your real conditions.
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How to use
- Enter the package size in kg and the price.
- Adjust the cooked weight ratio and serving grams if needed.
- Check cooked price per gram, selected serving cost, and the preset serving cost table.
Useful tips
- Useful when you want to check yen per gram for a 5 kg or 10 kg rice bag; adjust inputs to compare outcomes.
- Useful when you want to estimate small, medium, and large bowl costs; adjust inputs to compare outcomes.
- Prefer product labels, recipe notes, and equipment markings when available.
- When unsure, start with a smaller or shorter estimate and adjust from the actual result.
Formula
Dry price per gram = package price / package grams. Cooked price per gram = package price / (package grams x cooked ratio). Serving cost = cooked price per gram x serving grams.
Notes
- Cooked weight changes by rice type, water amount, cooker, and steaming time.
- Side dishes, electricity, water, toppings, and seasonings are not included.
- For better accuracy, measure your cooked rice and adjust the cooked ratio.
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FAQ
Can I change small, medium, and large serving grams?
The presets are 100 g, 150 g, 200 g, and 250 g. You can also enter any serving grams directly.
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