Pounds to Grams converter
Convert Pounds (lb) to Grams (g). Calculate a value, check the formula and compare common measurements.
Result for the values shown.
Calculations run in your browser.
What to enter
| Input | Meaning and units |
|---|---|
| Value | Enter value using the definition in the method and example. |
| From | Select the unit or currency in which the entered number is currently expressed. |
| To | Select the unit or currency you need for the answer. |
Understanding your result
The converted value describes the same mass quantity in the selected target unit. Display rounding does not add precision to the original measurement.
Common mistakes
- Confusing the source and target units, or overlooking a prefix or case-sensitive symbol.
- Confusing avoirdupois, troy and other explicitly different mass definitions.
Check your calculation
- Convert to the target unit and then reverse the direction. Within display rounding, you should recover the original value.
Read the mass measurement guide · Calculation checks, sources and review limits
How do I convert pounds to grams?
Enter the value in pounds to find the same mass quantity in grams. The number changes to match the unit; the underlying quantity stays the same. Check the definitions below when a unit has more than one convention.
Common uses
- Compare package or equipment masses.
- Translate ingredient weights between mass units.
How it works
For the displayed direction, 1 lb equals 453.59237 g. The engine converts through the shared mass base quantity. Pounds and ounces use international avoirdupois mass. US tons are short tons; a metric carat is 200 mg. The multiplier is derived from the two centralized unit factors. Keep full precision until the final result; displayed answers use up to 12 significant digits.
Worked example
10 lb converts to 4535.9237 g. For the reverse direction, swap the units and enter 4535.9237 g; the result is approximately 10 lb.
FAQ
How do I convert lb to g?
g = lb × 453.59237
Which definition is used?
Pounds and ounces use international avoirdupois mass. US tons are short tons; a metric carat is 200 mg.
Common values
Use “Swap units” above for the reverse conversion. Values below are rounded to six significant digits.
| Pounds | Grams |
|---|---|
| 1 | 453.592 |
| 5 | 2267.96 |
| 10 | 4535.92 |
| 20 | 9071.85 |
| 30 | 13607.8 |
| 50 | 22679.6 |
| 100 | 45359.2 |