Vocabulary Words for Math Topic 3/4
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prime number | A whole number greater than 1 that has exactly two factors, itself and 1.
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composite number | A whole number greater than 1 with more than 2 factors.
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prime factorization | The process of writing a whole number as a product of its prime factors.
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factor tree | A diagram that shows the prime factorization of a composite number.
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multiple | The product of a given whole number and another whole number.
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underestimate | The result of using lesser numbers to estimate a sum or product. The estimate is smaller than the actual answer.
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partial products | Product found by breaking one of two factors into ones, tens, hundreds, and so on, and then multiplying each of these by the other factor.
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overestimate | The result of using larger numbers to estimate a sum or product. The estimate is larger than the actual answer.
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exponent | A number that tells how many times the base is used as a factor.
3
Example: 10 = 10x10x10; the exponent is 3 and the base is 10.
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base | The number that is multiplied by itself when raised to a power.
3
Example: In 5 , the 5 is the base.
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expanded form (exponents) | A way to write a number involving exponents that shows the base as a factor.
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exponential notation | A way to write a number using a base and an exponent.
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squared | A name for a number to the second power.
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standard form | A common way of writing a number with commas separating groups of three digits starting from the right. Example: 3,458
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cubed | A name for a number to the third power.
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divisor | The number used to divide another number.
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dividend | The number to be divided.
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remainder | In division, the number that is left after the division is complete.
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quotient | The answer to a division problem.
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factor pair | A pair of numbers whose product equals a given number.
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divisible | A number is divisible by another number if there is no remained after dividing.
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Associative Property of Multiplication | Factors can be regrouped and the product remains the same.
2x(4x10)=(2x4)x10
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Commutative Property of Multiplication | The order of factors can be changed and the product remains the same. Example: 3x5=5x3
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Zero Property of Multiplication | The product of any number and 0 is 0.
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Identity Property of Multiplication | The product of any number and 1 is that number.
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product | The number that is the result of multiplying two or more factors.
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factors | Numbers that are multiplied to get a product.
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