Fluid dram to US fluid dram Converter (and vice versa)

Created by: tinycalcs.com/en
Number of supported units: 2
Last update: 2026

This converter allows you to convert fluid drams [Imp.fl.dr.] to US fluid drams [US.fl.dr.] or US fluid drams [US.fl.dr.] to fluid drams [Imp.fl.dr.]. Calculations are performed in both directions. The calculation result and the entered value are displayed with up to 20 decimal places for maximum accuracy.

1 fluid dram [Imp.fl.dr.] ≈ 0.9608 US fluid drams [US.fl.dr.]1 US fluid dram [US.fl.dr.] ≈ 1.0408 fluid drams [Imp.fl.dr.]

Convert fluid drams to US fluid drams

There are two simple ways to convert fluid drams [Imp.fl.dr.] to US fluid drams [US.fl.dr.]. In the first calculation method, the value in fluid drams [Imp.fl.dr.] is divided by the rounded conversion factor of 1.0408. The second method multiplies the value in fluid drams [Imp.fl.dr.] by the rounded conversion factor of 0.9608.

  • US fluid drams [US.fl.dr.] ≈ fluid drams [Imp.fl.dr.] ÷ 1.0408
  • US fluid drams [US.fl.dr.] ≈ fluid drams [Imp.fl.dr.] * 0.9608

However, rounded conversion values are only suitable for rough conversions, as rounding errors can occur in the calculation result. The most accurate conversion of fluid drams [Imp.fl.dr.] to US fluid drams [US.fl.dr.] can be achieved using the following calculation method.

  • US fluid drams [US.fl.dr.] = fluid drams [Imp.fl.dr.] ÷ 60.48375 ÷ 61.11875 * 454,609 ÷ 128

Convert US fluid drams to fluid drams

Converting US fluid drams [US.fl.dr.] to fluid drams [Imp.fl.dr.] is easy and can be done in two ways. The first method involves multiplication, in which the value in US fluid drams [US.fl.dr.] is multiplied by the rounded conversion factor of 1.0408. The second variant is a division. Here, the value in US fluid drams [US.fl.dr.] is divided by the rounded conversion factor of 0.9608.

  • Fluid drams [Imp.fl.dr.] ≈ US fluid drams [US.fl.dr.] * 1.0408
  • Fluid drams [Imp.fl.dr.] ≈ US fluid drams [US.fl.dr.] ÷ 0.9608

However, rounded conversion values do not allow for exact calculations because rounding errors can occur in the calculation result. The most accurate conversion of US fluid drams [US.fl.dr.] to fluid drams [Imp.fl.dr.] can be achieved using the following calculation method.

  • Fluid drams [Imp.fl.dr.] = US fluid drams [US.fl.dr.] * 60.48375 * 61.11875 ÷ 454,609 * 128

Converter

Decimal places

How it's calculated

Factor: 
≈ 1.041
US fluid drams = Fluid drams ÷ 60.48375 ÷ 61.11875 * 454,609 ÷ 128
Fluid drams = US fluid drams * 60.48375 * 61.11875 ÷ 454,609 * 128

To all available units

Fluid drams

US fluid ounces

Fluid drams

US gallons

Fluid drams

Liquid pints

Fluid drams

Liquid quarts

Fluid drams

US minims