EOG Vocabulary

Week of March 28, 2011

Math Words: Fractions and Properties

Which word means…

a letter or symbol that represents an unknown number in an equation.

Which word means…applies to multiplication, states

that when 2 addends are multiplied by a factor, the product is the same as when each addend is multiplied and then added.

Example: (2+3)x4=(2x4)+(3x4)

Which word means…applies to addition and

multiplication, states that the order in which numbers are added or multiplied will not change the answer

3+7+8=8+3+7 4x9x2=2x4x9

Which word means…applies to addition and

multiplication, states that the grouping of the numbers will not change the answer (2+5)+8=2+(5+8) (2x5)x8=2x(5x8)

Which word means…

a number containing a whole number part and fraction part

Which word means…

addition: add 0, get the same number

multiplication: x1, get the same number

Which word means…

a fraction whose numerator and denominator have the number 1 as the only common factor

Which word means…

opposite operations: addition/subtraction and multiplication/division

Which word means…

any of the numbers: 0, 1, 2, and so on

Which word means…

the number below the bar in a fraction, the bottom number

Which word means…

a number that names a part of a whole, a part of a collection, or a part of a region.

Which word means…

the number above the bar in a fraction, the top #