### Exercise 1

((Reference)) In the number

#### Solution

base; exponent

### Exercise 2

((Reference)) Write using exponents.

#### Solution

### Exercise 3

((Reference)) Expand

#### Solution

For problems 4-15, determine the value of each expression.

### Exercise 4

((Reference))

#### Solution

64

### Exercise 5

((Reference))

#### Solution

1

### Exercise 6

((Reference))

#### Solution

0

### Exercise 7

((Reference))

#### Solution

64

### Exercise 8

((Reference))

#### Solution

7

### Exercise 9

((Reference))

#### Solution

3

### Exercise 10

((Reference))

#### Solution

1

### Exercise 11

((Reference))

#### Solution

20

### Exercise 12

((Reference))

#### Solution

127

### Exercise 13

((Reference))

#### Solution

24

### Exercise 14

((Reference))

#### Solution

8

### Exercise 15

((Reference))

#### Solution

5

For problems 16-20, find the prime factorization of each whole number. If the number is prime, write "prime."

### Exercise 16

((Reference)) 18

#### Solution

### Exercise 17

((Reference)) 68

#### Solution

### Exercise 18

((Reference)) 142

#### Solution

### Exercise 19

((Reference)) 151

#### Solution

prime

### Exercise 20

((Reference)) 468

#### Solution

For problems 21 and 22, find the greatest common factor.

### Exercise 21

((Reference)) 200 and 36

#### Solution

4

### Exercise 22

((Reference)) 900 and 135

#### Solution

45

### Exercise 23

((Reference)) Write all the factors of 36.

#### Solution

1, 2, 3, 4, 6, 9, 12, 18, 36

### Exercise 24

((Reference)) Write all the divisors of 18.

#### Solution

1, 2, 3, 6, 9, 18

### Exercise 25

((Reference)) Does 7 divide into

#### Solution

Yes, because one of the (prime) factors of the number is 7.

### Exercise 26

((Reference)) Is 3 a factor of

#### Solution

Yes, because it is one of the factors of the number.

### Exercise 27

((Reference)) Does 13 divide into

#### Solution

No, because the prime 13 is not a factor any of the listed factors of the number.

For problems 28 and 29, find the least common multiple.

### Exercise 28

((Reference)) 432 and 180

#### Solution

2,160

### Exercise 29

((Reference)) 28, 40, and 95

#### Solution

5,320

Comments:"Used as supplemental materials for developmental math courses."