**Reading and Writing Decimals ((Reference))**

#### Exercise 1

The decimal digit that appears two places to the right of the decimal point is in the

position.

##### Solution

hundredths

#### Exercise 2

The decimal digit that appears four places to the right of the decimal point is in the

position.

For problems 3-8, read each decimal by writing it in words.

#### Exercise 3

7.2

##### Solution

seven and two tenths

#### Exercise 4

8.105

#### Exercise 5

16.52

##### Solution

sixteen and fifty-two hundredths

#### Exercise 6

5.9271

#### Exercise 7

0.005

##### Solution

five thousandths

#### Exercise 8

4.01701

For problems 9-13, write each decimal using digits.

#### Exercise 9

Nine and twelve-hundredths.

##### Solution

9.12

#### Exercise 10

Two and one hundred seventy-seven thousandths.

#### Exercise 11

Fifty-six and thirty-five ten-thousandths.

##### Solution

56.0035

#### Exercise 12

Four tenths.

#### Exercise 13

Four thousand eighty-one millionths.

##### Solution

0.004081

**Converting a Decimal to a Fraction ((Reference))**

For problem 14-20, convert each decimal to a proper fraction or a mixed number.

#### Exercise 14

1.07

#### Exercise 15

58.63

##### Solution

#### Exercise 16

0.05

#### Exercise 17

##### Solution

#### Exercise 18

#### Exercise 19

##### Solution

#### Exercise 20

**Rounding Decimals ((Reference))**

For problems 21-25, round each decimal to the specified position.

#### Exercise 21

4.087 to the nearest hundredth.

##### Solution

4.09

#### Exercise 22

4.087 to the nearest tenth.

#### Exercise 23

16.5218 to the nearest one.

##### Solution

17

#### Exercise 24

817.42 to the nearest ten.

#### Exercise 25

0.9811602 to the nearest one.

##### Solution

1

**Addition, Subtraction, Multiplication and Division of Decimals, and Nonterminating Divisions ((Reference),(Reference),(Reference),(Reference))**

For problem 26-45, perform each operation and simplify.

#### Exercise 26

#### Exercise 27

##### Solution

8.946

#### Exercise 28

#### Exercise 29

##### Solution

7.942

#### Exercise 30

#### Exercise 31

##### Solution

0.03

#### Exercise 32

#### Exercise 33

##### Solution

181,600.1

#### Exercise 34

#### Exercise 35

##### Solution

1.4

#### Exercise 36

#### Exercise 37

##### Solution

1.5079

#### Exercise 38

#### Exercise 39

##### Solution

#### Exercise 40

#### Exercise 41

##### Solution

0.000

#### Exercise 42

#### Exercise 43

##### Solution

#### Exercise 44

#### Exercise 45

##### Solution

**Converting a Fraction to a Decimal ((Reference))**

For problems 46-55, convert each fraction to a decimal.

#### Exercise 46

#### Exercise 47

##### Solution

0.43

#### Exercise 48

#### Exercise 49

##### Solution

#### Exercise 50

#### Exercise 51

##### Solution

#### Exercise 52

#### Exercise 53

##### Solution

125.125125 (not repeating)

#### Exercise 54

#### Exercise 55

##### Solution

**Combinations of Operations with Decimals and Fractions ((Reference))**

For problems 56-62, perform each operation.

#### Exercise 56

#### Exercise 57

##### Solution

0.255

#### Exercise 58

#### Exercise 59

##### Solution

5.425

#### Exercise 60

#### Exercise 61

##### Solution

0.09343

#### Exercise 62

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