alleryDecode DCCLXXXIX: which number is it?
A689
B779
C798
D789
Answer & Solution
Correct answer: D. 789
1. Read DCC as 700, LXXX as 80 and IX as 9.
2. Add them: 700 + 80 + 9 = 789.
3. The other options change a hundreds, tens or ones digit.
_Source: Wikipedia, Roman numerals, Standard form_
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