The factors of a number are integers that can be divided evenly (without a remainder) into the number. For example, the number 20 is divisible by 5 in that [...]

A basic representation of a number, such as 546, is designated as standard notation. Expanded notation demonstrates the place value for each digit in a number by multiplying each [...]

Powers or exponents refer to multiplying the same number to itself a certain number of times, and the same is true for variables and algebraic expressions. The exponent will [...]

Number lines are used to visually represent the relationships between integers, fractions, and decimals and to show how mathematic operations work in these relationships. Some number lines are shown with [...]

Word problems can be some of the most difficult types of questions on any test. You have to understand precisely what the question is asking you and what relevance [...]