WorksheetsFraction Concept Vocabulary
Total questions: 10
Worksheet time: 6mins
What are divisibility rules?
Quick tests for deciding if a number is divisible by another number
Rules for multiplying decimals
Quick tests to show you know how to divide
If a number is divisible by another number...
The number can be divided evenly by that number.
That number is a factor of the number it divided evenly.
The number is always a fraction.
The number is always a decimal.
A prime number is
a positive number with EXACTLY 2 factors - one and itself
0 and 1
a positive number with more than 2 factors
a negative number
A composite number is
a positive number with EXACTLY 2 factors - 1 and itself
a positive number with more than 2 factors
0 and 1
a negative number
A factor tree is used to
grow fruit
identify and organize the prime factors of a number
to understand the Distributive Property
confuse sixth grade children about mathematics
Prime Factorization is
the factor tree
a "string of numbers' multiplied together made of ONLY prime numbers
the "something times something" written AFTER a factor tree is completed
a chart that shows all the prime numbers known to mathematicians
Factors
occur when 2 or more numbers are multiplied
divide evenly into another number
are the ___ x ____ when you think of the times tables
are like counting by a number
Common factor
a number that is a factor of 2 or more numbers
is ALWAYS an even number
is ALWAYS an odd number
is ALWAYS a prime number
The Greatest Common Factor (GCF)
is "greatest" because it is famous
is the LARGEST SHARED factor
is used to solve word problems, reduce fractions, and rewrite sums using the Distributive Property
is not important for working with fractions
Which answer(s) shows the Distributive Property being used to "pass out" a factor?
5b = 30
2 x 2 x 2 = 23
15 + 20 = 5 ( 3 + 4)
6 ( 1 + 2) = 6 + 12
