prime factorization & pemdas

definition of prime number

• a number that has exactly 2 factors

• a number that has more than 2 factors

• a number that shows repeated multiplication

definition of composite number

• a number that has exactly 2 factors

• a number that has more than 2 factors

• a number that shows repeated multiplication

definition of exponent

• a number that has exactly 2 factors

• a number that has more than 2 factors

• a number that shows repeated multiplication

These are the examples of "_______"

49,51,...

• prime

• composite

• exponent

These are the examples of "_______"

97, 101, ...

• prime

• composite

• exponent

1

• 145.8

• 165.5

• 78.5

• 123.5

2

• A

• B

• C

• D

3

• 1/2

• 2

• 0.2

• 20

4

• 20-10 SHOULD BE DONE BEFORE ADDITION; answer: 19

• 20-10 SHOULD BE DONE BEFORE ADDITION; answer: 21

• 2(5) SHOULD BE DONE AFTER SUBTRACTION; answer: 15

• 3² IS NOT 9;answer: 19

5

• F

• G

• H

• J