CMLXXV

CMLXXV is a Roman numeral. To understand its value, we break down the Roman numeral system. The letters represent specific numerical values: C=100, M=1000, L=50, X=10, and V=5. When Roman numerals are arranged from largest to smallest, their values are added. However, a smaller numeral placed before a larger numeral indicates subtraction.

In CMLXXV, we see the combination CM. Since C (100) comes before M (1000), this represents 1000 - 100 = 900. Following this, we have L, which has a value of 50. Then we have XX, which is 10 + 10 = 20. Finally, we have V, which is 5.

Therefore, CMLXXV is calculated as 900 + 50 + 20 + 5. This sums to 975. So, CMLXXV represents the number 975 in the Arabic numeral system. Roman numerals were historically used in ancient Rome for various purposes, including inscriptions, legal documents, and everyday calculations. While they are largely replaced by the Hindu-Arabic numeral system today, they are still encountered in contexts such as clock faces, regnal numbers, and some academic or formal writing.