Divisibility Rules
Give me two words that describe your math ability
Think positively - you CAN do math!!
What is your FAVORITE class???
Math of course!
What are the prime factors of 25? (Make a factor tree and write out your answer)
25=5x5
What are the prime factors of 41. (Make a factor tree and write out your answer)
41=1, 41
What are the prime factors of 8? (Make a factor tree and write out your answer)
8=2x2x2
We only use the sum of the digits as the divisibility rule for ______.
3
What are the prime factors of 32? (Make a factor tree and write out your answer)
32=2x2x2x2x2
What are the prime factors of 34? (Make a factor tree and write out your answer)
34=2x17