Rational Numbers Test (Pre-Algebra)

Front

What is a rational number?

Back

A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.

Front

What is the opposite of a number?

Back

The opposite of a number is the number that is the same distance from zero on the number line but in the opposite direction. For example, the opposite of 5 is -5.

Front

How do you convert a fraction to a decimal?

Back

Front

What is the relationship between whole numbers and integers?

Back

Whole numbers are all non-negative integers (0, 1, 2, 3, ...), while integers include all whole numbers and their negative counterparts (..., -3, -2, -1, 0, 1, 2, 3, ...).

Front

How do you find the absolute value of a number?

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 -3 is 3, written as |−3| = 3.

Front

What is the process to simplify a fraction?

Back

Front

How do you add two rational numbers?

Back

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction. For example, 2 1/2 is a mixed number.

Front

How do you convert a decimal to a fraction?

Back

Front

What is the formula for finding the percentage?

Back