X is 10, two X's would be 20, I is 1 and since it comes after the XX, XXI would be 21.
XXI is the Roman numeral for 21.
The Roman numeral of XXI is equivalent to 21
if you mean XXI -- that is equal to 21
XXI = 21
If you mean MMXXI then it is the equivalent of 2021
XXI is the Roman numeral for 21.
The Roman numeral of XXI is equivalent to 21
if you mean XXI -- that is equal to 21
XXI = 21
If you mean MMXXI then it is the equivalent of 2021
The Roman numeral for 21 is XXI
XXI
X is 10 and I is 1. XXI is 21.
XXI
21 = XXI
21
The Roman numeral for 21 is XXI