Fifth Grade Everyday Math Unit 1


Terms in this set (...)

square of a number
the product of a number multiplied by itself Example: 5 x 5= 25
composite number
a whole number that has more than 2 whole-number factors Example: 10 because if has more than two factors
prime number
a whole number greater than 1 that has exactly 2 whole-number factors (1 and itself) Example: 7 because its only factors are 1 and 7
a number that is multiplied by another number
a rectangular arrangement of objects in rows and columns
divisible by
one whole number is divisible by another whole number if there is no remainder when you divide Example: 28 is divisible by 7 it equals 4
exponential notation
a short way of showing repeated multiplication of the same factor (the big kid way)
a number that is not divisible by 2 Example: 1, 3, 5, 7, 9 and so on
a whole number such as 2, 4, 6, 8, and so on that can be divided by 2 with 0 remainder
answer to an addition problem
how far apart two numbers are or the answer to a subtraction problem
answer to a multiplication problem
answer to a division problem
the amount left over when a set of objects is shared equally into groups
square root
the factor that you would multiple by itself to get the value given Example: If given 16, the square root is 4, because 4x4=16
prime factorization
a whole number broke down to be shown as the product of prime factors Example: 24 shown as 2x2x2x3