In the Roman numeral system X represents 10 and V represents 5 so XV = 15.
X = 10 x + x + x + x = 40 v = 5 i = 1 v + i = 6 40 + 6 = 46
V :) x
V-X-MCMLXXXIII
CML
87
M M X V I
68
A is not used in Roman numerals. Only I, V, X, L, C, D, and M are used.
17 X= 10 V= 5 II= 2 Add them up and they equal 17.
It is unusual to do arithmetic in Roman numerals, but I x V is the same as 1 x 5 which is of course 5.
176 in Roman numerals is CLXXVI. C = 100 L = 50 X = 10 V = 5 I = 1
10, 5 and 2