427? You maybe confusing a number, 417 means 10K gold; that is, 41.7% gold. The remainder is a alloy of silver, copper, and zinc, or in the case of white gold nickel is added in place of the silver.
€427
71.1667
XVIIIVIIImproved Answer:-Do you mean 10 and 427 if so then thet are X and CDXXVII respectively
It is: CDXXVII = 427
Solid silver
427%:= 427/100 in fraction
The positive integer factors of 427 are: 1, 7, 61, 427
If you mean: 427,208,311 then it is 7,000,000 = seven million
213.5
427 is in between 420 and 430. 430 is obviously closer to 427 then 420. When you round 427 to the nearest ten the answer is 430.
427 - 299 = 128