Lower case numerals have the same values as upper case numerals but normally you don't mix them together.
Lower case Roman numerals have exactly the same value as upper case numerals
No, Roman numerals are traditionally written in uppercase letters.
The number 5 in lower case roman numerals is v.
Presumably this is in reference to upper case Roman numerals rather than lower case numerals. For example: MMVIII (upper case) and mmviii (lower case) but they both have the same numerical value of 2008.
Minor.
Lower case Roman numerals have exactly the same value as upper case numerals
No, Roman numerals are traditionally written in uppercase letters.
The number 5 in lower case roman numerals is v.
Presumably this is in reference to upper case Roman numerals rather than lower case numerals. For example: MMVIII (upper case) and mmviii (lower case) but they both have the same numerical value of 2008.
Minor.
XXVII or lower case xxvii both have the equivalent value of 27
I know that a lowercase i comes after the lowercase a, but I'm not sure what comes after that.
You use lower case roman numerals. For example, page 2 would be page ii and page 4 would be page iv.
CCLXXXI = 281 I don't think using lower case characters changes the numerical value.
Presumably you'r asking the question: What does ic represent in Roman numerals? The lower case numerals for IC is ic, they both have the same numerical value and that is 99.
These numerals are supposed to represent 1839 in Roman numerals. But in reality 1839 in Roman numerals is mdcccxxxviiii (1839) or ixlcmm (-161+2000). Capital case numerals are more preferable but they both have the same values.
The Roman numerals of clxxvi or upper case CLXXVI means 100+70+6 = 176