N3 - Multiples & Factors
N 3 - Factors and Multiples
What skills should you already have?
Multiplication Facts to 100
Step 1: I can determine multiples of numbers less than 100
Multiple Games
Step 2: I can determine factors of numbers less than 100
Find the factors of a number (product) by using the divisibility rules and a T-table chart.
Watch the Math Antics video on how to find factors.
Watch the Khan Academy video to find the factors of a number.
Practice identifying factors on IXL.
Factor Games
Step 3: I can identify prime and composite numbersÂ
(and why 0 and 1 are neither prime or composite)
Learn prime and composite numbers to use this knowlege to find the prime factorization of each number.
Watch the Numberock video on prime, composite, and square numbers.
Watch the Khan Academy video on prime numbers.
Practice identifying prime or composite numbers on IXL.
Prime Number Games
Step 3: Four Kinds of Numbers
Step 4: I can determine prime factors of a number
Use a factor tree to find the prime factorization of a number.
Watch the Math Antics video on prime factorization.
Watch the Khan Academy video on prime factorization.
3. Practice solving the prime factorization of a number on IXL.
Step 5: I can determine the greatest common factor (GCF) and least common multiple (LCM) of a set of numbers by using prime factorization
Find the greaest common factor and least common multiple of a set of numbers by solving the prime factorization of each number.
Practice finding the prime factorization of a set of numbers to solve for the greatest common factor.
Watch the Khan Academy video to find the least common multiples (LCM) of a set of numbers.
Practice identifying least common multiples (LCM) on IXL.
