The common divisor of 12 and 18 is 6.

A common fraction is a fraction where the numerator and denominator are both integers.

Finding common ground is essential for effective communication.

It is common knowledge that the Earth revolves around the Sun.

The villagers used the common land for grazing their livestock.

Common law is a legal system based on custom and court decisions.

The common logarithm of 100 is 2.

The Common Market was established in 1957 to promote economic integration among European countries.

The common multiple of 3 and 4 is 12.

I have a cat.