Pounds to Ounces
1 pound = 16 ounces · 1 oz = 0.0625 lb
1 pound = 16 ounces
How it’s calculated
oz = lb × 16
- Multiply the value in pounds by 16.
- To go back, divide by 16 (or multiply by 0.0625).
- 1 lb = 16 oz · 1 oz = 0.0625 lb
Show worked solutionFactor, unit cancellation and rounding, step by step
Find the conversion factor
By definition 1 lb = 0.45359237 kg and 1 oz = 0.028349523125 kg, so 1 lb = 16 oz. Source: NIST SP 811 / Handbook 44.
Multiply by the factor written as a fraction
Put lb in the denominator so it cancels, leaving oz.
Calculate (unrounded)
Round the answer
Rounded to 5 significant figures.
Answer: 16 oz
1 lb in other units
Batch convert lb → oz
- 1 lb = 16 oz
- 5 lb = 80 oz
- 10 lb = 160 oz
- 25 lb = 400 oz
Quick examples
- 1 pound = 16 ounces
- 5 pounds = 80 ounces
- 10 pounds = 160 ounces
- 25 pounds = 400 ounces
- 100 pounds = 1,600 ounces
About these units
Pound (lb)
US & imperial (identical)
Avoirdupois pound, exactly 0.453 592 37 kg (1959).
1 lb = 0.45359237 kg
Source: NIST SP 811 / Handbook 44
Ounce (oz)
US & imperial (identical)
Avoirdupois ounce, exactly 1/16 lb = 28.349 523 125 g. Not the same as a fluid ounce (volume).
1 oz = 0.02834952313 kg
Source: NIST SP 811 / Handbook 44
Pounds to ounces conversion table
| Pounds (lb) | Ounces (oz) |
|---|---|
| 0.1 lb | 1.6 oz |
| 0.5 lb | 8 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 |
Related conversions
Frequently asked questions
How do I convert pounds to ounces?
Use oz = lb × 16. Multiply the value in pounds by 16.
How many ounces are in 1 pound?
1 pound (lb) equals 16 ounces (oz).
How many pounds are in 1 ounce?
1 ounce (oz) equals 0.0625 pounds (lb).
What is 10 lb in oz?
10 pounds = 160 ounces.
What is a pound?
Avoirdupois pound, exactly 0.453 592 37 kg (1959).
What is a ounce?
Avoirdupois ounce, exactly 1/16 lb = 28.349 523 125 g. Not the same as a fluid ounce (volume).
Formula: oz = lb × 16. Factors last reviewed 2026-10-27.