UnitSnapPounds to Ounces
1 lb = 16 oz
Pounds to ounces is a US customary conversion used for food, babies, and shipping. Grocery items are often sold by the pound, but recipes and portion sizes call for ounces, and newborn weights are usually announced in pounds and ounces. One pound is exactly 16 ounces.
When you need to convert pounds to ounces
- Splitting a package of ground meat sold by the pound into ounce-sized portions
- Expressing a fractional pound weight from a scale as pounds and ounces
- Calculating shipping weight when carriers bill small parcels by the ounce
- Converting produce weights for recipes that list ingredients in ounces
How to convert pounds to ounces
oz = lb × 16
Example: 5 lb = 80 oz
Common weights in pounds
| Pounds (lb) | Ounces (oz) |
|---|---|
| 0.25 lb | 4 oz |
| 0.5 lb | 8 oz |
| 1 lb | 16 oz |
| 1.5 lb | 24 oz |
| 2 lb | 32 oz |
| 3 lb | 48 oz |
| 5 lb | 80 oz |
| 7 lb | 112 oz |
| 10 lb | 160 oz |
Tips for converting pounds to ounces
- Multiply by 16. A quarter pound is 4 oz, a half pound is 8 oz, and three quarters is 12 oz.
- A reading like 2.5 lb does not mean 2 lb 5 oz. The decimal part must be multiplied by 16.
- These are avoirdupois ounces. Troy ounces, used for precious metals, do not divide a pound into 16.
Pounds to Ounces conversion table
| Pounds (lb) | Ounces (oz) |
|---|---|
| 1 lb | 16 oz |
| 2 lb | 32 oz |
| 3 lb | 48 oz |
| 4 lb | 64 oz |
| 5 lb | 80 oz |
| 6 lb | 96 oz |
| 7 lb | 112 oz |
| 8 lb | 128 oz |
| 9 lb | 144 oz |
| 10 lb | 160 oz |
| 15 lb | 240 oz |
| 20 lb | 320 oz |
| 25 lb | 400 oz |
| 30 lb | 480 oz |
| 40 lb | 640 oz |
| 50 lb | 800 oz |
| 75 lb | 1,200 oz |
| 100 lb | 1,600 oz |
| 250 lb | 4,000 oz |
| 500 lb | 8,000 oz |
| 1,000 lb | 16,000 oz |
About the units
Pounds: The pound (avoirdupois) is a US customary and imperial unit of mass defined as exactly 0.45359237 kilograms.
Ounces: The ounce (avoirdupois) is a US customary and imperial unit of mass equal to 1/16 of a pound, or about 28.35 grams.
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Frequently asked questions
How many ounces are in 1 pound?
1 pound equals 16 ounces.
How many pounds are in 1 ounce?
1 ounce equals 0.0625 pounds.
How do I convert pounds to ounces?
Use the formula oz = lb × 16.
What is 10 pounds in ounces?
10 pounds equals 160 ounces.
Related conversions
Factors: NIST SP 811 · SI Brochure · NIST Handbook 44 — Updated