which one is correct, the cost has already include" 2 yuans' worth of " or " 2 yuan worth of "
The cost for the packing has already included 2 yuans' worth of steel accessories.
The cost for the packing has already included 2 yuan worth of steel accessories.

The yuan is the unit of money used in the People's Republic of China.
Which one is correct," 2 yuans' worth of " or " 2 yuan worth of "?

Question

which one is correct, the cost has already include" 2 yuans' worth of " or " 2 yuan worth of "
The cost for the packing has already included 2 yuans' worth of steel accessories.
The cost for the packing has already included 2 yuan worth of steel accessories.

The yuan is the unit of money used in the People's Republic of China. 
Which one is correct," 2 yuans' worth of " or " 2 yuan worth of "?

Answer

When talking about currency of a country in English, it seems kinda arbitrary which currencies we would add an "s" to at the end in the plural form. However, since in Chinese you would say simply "yuan" whether it is one or many, then we would say the same in English: "2 yuan worth."