Exponents
64 as a multiplication sentence
6 x 6 x 6 x 6
32 + 42
25
4: Prime or Composite?
Composite!
Write the Prime factorization of 25 (Use tree OR ladder)
5 x 5 = 25
GCF stands for....
Greatest Common Factor
9 to the 4th power in exponent form is...
94
53 - 9 x 5
8
11: Prime or Composite?
Prime!
Write the Prime Factorization of 16 (use tree OR ladder)
2 x 2 x 2 x 2 = 16
List the factors AND 4 multiples of 12.
Factors: 1x12 , 2x6, 3x4
Multiples: 12, 24, 36, 48
23 is read as....
2 to the third power OR 2 to the power of 3
14 + (26-16) x 3
44
A prime number has ______ ________ factors (two words)
exactly two factors
Write the Prime Factorization of 42 (Use tree OR ladder)
2 x 3 x 7 = 42
Find the GCF of 14 and 28
Hint:
Step 1: tree OR ladder for BOTH numbers
Step 2: stack your multiplication sentences
Step 3: Look at your bottom row and multiply
GCF = 14
The product of 9 to the second power is...
81
18 32 -1
1
A composite number has ______ ___ ______ factors (three words)
three or more factors
Write the Prime Factorization of 48 (Use tree or ladder)
2 x 2 x 2 x 2 x 3 = 48
Find the LCM of 10 & 25.
Hint:
Step 1: tree OR ladder for BOTH numbers
Step 2: Stack multiplication sentences
Step 3: What like numbers win the battle? Circle them.
Step 4: Multiply your circled numbers.
LCM = 50
CHALLENGE: 8 is my product. What would my exponent be that equals my product?
2 x 2 x 2
16 - (2 x 5) + (2 +3)
1
1: Prime or Composite?
NEITHER!
Find the Prime Factorization of 90 (Use tree OR ladder)
2 x 3 x 3 x 5 = 90
Aurora is having a bake sale. They make 28 cookies and 48 cupcakes to sell. They must put the cupcakes and cookies on plates to sell. Ms. Oertel said that each plate has to have an equal amount of cookies and cupcakes. What is the greatest number of plates Aurora will have at the bake sale?
14 plates.