The Mesopotamians used a base-60 number system, which is also known as a sexagesimal system.

The Mesopotamians used a counting board called a tablet, which was made of clay and had a grid of squares marked on it.

The Mesopotamians did not have a symbol for zero.

The Mesopotamians used a unit of length called the buru, which was equal to about 5.5 kilometers.

The Mesopotamians used a unit of area called the iku, which was equal to about 3600 square meters.

The Mesopotamians used a unit of volume called the gur, which was equal to about 30 liters.

The Mesopotamians discovered the Pythagorean Theorem centuries before the Greeks, and it is therefore also known as the Babylonian Theorem.

The Mesopotamians developed a method for solving quadratic equations that is known as the Babylonian Method.

The Mesopotamians developed a method for solving cubic equations that is known as the Mesopotamian Method.

The Mesopotamians developed a method for solving quartic equations that is known as the Mesopotamian Method.

The Mesopotamians did not develop a method for solving quintic equations.

The Mesopotamians did not develop a method for solving sextic equations.

The Mesopotamians did not develop a method for solving septic equations.

The Mesopotamians did not develop a method for solving octic equations.

The Mesopotamians did not develop a method for solving nonic equations.