GCF and LCM
NS.4 (Block 1)
Standard NS.4
- I can find the greatest common factor of two whole numbers less than or equal to 100.
- I can find the least common multiple of two whole numbers less than or equal to 12.
- I can use the distributive property to show the sum of two whole numbers (1-100) in different ways. (Ex: show 36 + 8 as 4(9+2))
- I can find the prime factorization of a number
Vocabulary
prime factorization, factors, greatest common factor, distributive property, least common multiple, denominators, dividend, divisor
Station #1
IXL-Do 10 problems correctly for each example (E4-E6). Make sure you follow the directions for each objective or you will not receive credit.
E.3-No work needed-100%
E.4-Write all factors of each number
E.5-Make factor trees of each number and box the prime factors--follow example in class
E.6-Make factor trees of each number, box the prime factors-use exponents.
Station #2
IXL- Must show work or you will not receive credit.
~E.7-Complete 10. Use a factor tree and then put factors in a Venn Diagram.
~E.8-Complete 10. Use a factor tree.
~E.9-Pick your percent and your strategy.Station #3
GCF and LCM puzzle
Get a blue puzzle from the basket. Match the sides correctly and get a piece of candy.
Station #4
Task Cards
Working with a partner, complete the task cards and turn in the completed sheet to the basket.
Station #5
GCF and LCM Task cards
Complete with a partner and turn in when complete. Both partners need to turn in an answer document.
Station #6
Station #7
GCF and LCM Versatiles
Complete independently for a grade and turn in to the basket.
Station #8
Distributive Property Versatiles
Complete independently and turn in for a grade.