8th Grade Semester Test

Front

What is a ratio?

Back

A ratio is a relationship between two numbers indicating how many times the first number contains the second. For example, the ratio of 2 to 8 is written as 2:8.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD). For example, the ratio 2:8 can be simplified to 1:4.

Front

What is the definition of absolute value?

Back

The absolute value of a number is its distance from zero on the number line, regardless of direction. For example, the absolute value of -5 is 5.

Front

What is the absolute value of -97?

Back

97

Front

What is the product of two negative numbers?

Back

The product of two negative numbers is positive. For example, (-3)(-7) = 21.

Front

What is zero?

Back

Zero is a number that represents a null quantity. It is neither positive nor negative.

Front

Can zero be negative?

Back

No, zero is not negative.

Front

How do you multiply fractions?

Back

Front

What is the definition of a fraction?

Back

Front

What is the greatest common divisor (GCD)?

Back

The GCD of two or more integers is the largest positive integer that divides each of the integers without leaving a remainder.