Prime Factorization
What are the 2 rules for prime numbers?
1) Greater than 1
2) Only divisible by 1 and itself
List all the factor pairs of 27
1 x 27
3 x 9
OR:
1 and 27
3 and 9
What is the greatest common factor of 128 and 3?
What is the least common multiple of 2 and 4?
4
https://www.youtube.com/watch?v=tmlx8Tktg1Q&feature=emb_title
How many packages of hot dogs and hot dog buns should George Banks purchase so that there are no extra hot dogs or hot dog buns?
3 packages of hot dogs and
2 packages of hot dog buns
What is the prime factorization of 64?
2 x 2 x 2 x 2 x 2 x 2
What did Ms. Kang dress up as for Halloween?
LA Dodgers baseball player
What is the greatest common factor of 64 and 80?
16
What is the least common multiple of 4 and 9?
36
Where is Ms. Orozco's favorite travel spot?
Kauai
List all the factor pairs of 42
1 and 42
2 and 21
3 and 14
6 and 7
OR:
1, 2, 3, 6, 7, 14, 21, and 42
What is Ms. Orozco's favorite band?
Aerosmith
What is the least common multiple of 2, 3, and 5?
30
What is the prime factorization of 128? The answer must be in EXPONENTIAL FORM.
27
List all of the COMMON factors of 12 and 20
1, 2, and 4
What is the greatest common factor of 77, 33, and 22.
11
What is the least common multiple of 12, 15, and 30?
60
What is the prime factorization of 72? The answer must be in EXPONENTIAL FORM.
23 x 32
List all the COMMON factors of 24 and 36
1, 2, 3, 4, 6, and 12
Liam is making bead necklaces. He has 60 blue beads and 72 green beads. What is the greatest number of identical necklaces he can make if he wants to use all the beads?
6 necklaces
Two neon lights are turned on at the same time. One blinks every 4 seconds and the other blinks every 6 seconds. In 60 seconds, how many times will they blink at the same time?
five times