Convert pennyweights (dwt) to avoirdupois ounces (oz).
Mass converter
Instant conversion
Edit either value. Decimals and scientific notation supported.
1
dwt
Decimal
Stone + pounds
Whole stone; pounds from 0 to less than 14. Non-negative values.
esc
Kilogramkg
Gramg
Milligrammg
Microgramµg
Poundlb
Ounceoz
Stonest
Metric tonnet
US short tonton (US)
Imperial long tonton (UK)
Imperial hundredweightcwt (UK)
US hundredweightcwt (US)
Imperial quarterqr (UK)
Avoirdupois dramdr (av)
Graingr
Pennyweightdwt
Troy ounceoz t
Metric quintalq
No units found. Try a name or symbol.
Stone + pounds
0.05485714286
oz
Decimal
Stone + pounds
Whole stone; pounds from 0 to less than 14. Non-negative values.
esc
Kilogramkg
Gramg
Milligrammg
Microgramµg
Poundlb
Ounceoz
Stonest
Metric tonnet
US short tonton (US)
Imperial long tonton (UK)
Imperial hundredweightcwt (UK)
US hundredweightcwt (US)
Imperial quarterqr (UK)
Avoirdupois dramdr (av)
Graingr
Pennyweightdwt
Troy ounceoz t
Metric quintalq
No units found. Try a name or symbol.
Stone + pounds
CONVERSION
1 dwt ≈ 0.05485714286 oz
6 significant figures
10 significant figures
15 significant figures
Precision changes displayed rounding, not calculation accuracy.
FORMULAoz = dwt × 0.0548571428571429
FORMULA & EXAMPLES
How to convert Pennyweights to avoirdupois ounces
oz = dwt × 0.0548571428571429
Multiply the dwt reading by 0.0548571428571429.
Worked examples
1 dwt ≈ 0.05485714286 oz
1 × 0.0548571428571429 ≈ 0.05485714286
20 dwt ≈ 1.097142857 oz
20 × 0.0548571428571429 ≈ 1.097142857
Pennyweights to avoirdupois ounces table
Fixed reference · Pennyweight to Ounce
Reference values use this page’s named pair and default context. Calculator precision and font settings do not change this table.
Pennyweight (dwt)
Ounce (oz)
0
0
0.1
0.005485714286
0.5
0.02742857143
1
0.05485714286
2
0.1097142857
5
0.2742857143
10
0.5485714286
25
1.371428571
50
2.742857143
100
5.485714286
1000
54.85714286
Table results use 10 significant figures; decimal formula coefficients use up to 15. Calculations use the unit definitions before rounding. Extra digits do not improve measurement accuracy.