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Math Vocabulary

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  • _______________ ________________ intersect to form a right angle.
    perpendicular lines
  • What is another name for writing a fraction in lowest terms?
    simplifying/simplest form/reducing
  • The answer to a division problem is called a _______________.
    quotient
  • I measure more than 180 degrees. What type of angle am I?
    reflex
  • I am an angle that measures exactly 180 degrees. What type of angle am I?
    straight
  • A fraction with a numerator of one is called a ______________ fration.
    unit
  • I am composed of a whole number and a fraction. What am I?
    mixed number
  • I measure exactly 90 degrees. What am I?
    Right angle
  • 3 x 10,000 + 9 x 1,000 + 5 x 100 + 3 x 10 is an example of a number written in ______________ form.
    expanded
  • The _____________ is the amount of space inside a rectangular object. It is found by multiplying length X width.
    area
  • ________________ are the numbers you multiply together to get a product.
    factors
  • A number that has more than 2 factors is called a _______________ ___________.
    composite number
  • I am an angle that measures more than 90 degrees, but less than 180 degrees. What type of angle am I?
    obtuse
  • I am an angle than measures less than 90 degrees. What am I?
    acute angle
  • The _________________ of the 4 in 1,478 is 400.
    value
  • The product of a number times a counting number is called a ________________.
    multiple
  • 2,4,6,8 and 10 are ____________________ of the number 2.
    multiples
  • __________________ means equal to.
    equivalent
  • The number 2 is the ONLY even ___________ number.
    prime
  • My numerator is larger than my denominator. What type of fraction am I?
    improper fraction
  • A number that has only two factors is a _______________ _______________.
    prime number
  • When adding and subtracting fractions, they MUST have a ________________ _____________________.
    common denominator
  • ___________________ __________________ never intersect, or touch.
    parallel lines
  • 5 x 15 = c is an example of a(n) _________________________.
    equation
  • ___________________ is the answer to a multiplcation problem.
    product
  • The number 345,691 is written in ____________________ form.
    standard
  • The ________________ is the measurement around the outside of a rectangular object.
    pereimeter
  • The digit 5 in the number 1,567 is in the ______________ palce.
    hundreds
  • 1,3,5 and 15, are _________________ of the number 15.
    factors
  • The number 37 is a _________________ number.
    prime
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