The result of your conversion between ounce [US, liquid] and cup [US] appears here
To convert between Ounce [US, Liquid] and Cup [US] you have to do the following:
First divide (0.000016387064*231)/128 / (0.000016387064 * 231)/16 = 0.125
Then multiply the amount of Ounce [US, Liquid] you want to convert to Cup [US], use the chart below to guide you.
Symbol: oz
No description
Symbol: c
No description