Decimals: A Comprehensive Guide for 1st Graders

Question 1

Apples cost 65 cents per pound. How much will it cost to buy 2 and a half pounds of apples?

Accepted Answer

$1.625

Answer

$1.30

Answer

$2.50

Answer

$0.65

Question 2

Which fraction is equal to the decimal 0.5?

Accepted Answer

1/2

Answer

1/4

Answer

1/10

Answer

2/5

Question 3

On a number line where 0 is at the starting point and 1 is at the end point, where should the decimal 0.5 be placed?

Accepted Answer

Exactly halfway between 0 and 1

Answer

At the starting point

Answer

Closer to 1 than to 0

Answer

The question cannot be answered because the number line is not marked with decimals.

Question 4

Which decimal is bigger, 0.45 or 0.54?

Accepted Answer

0.54

Answer

0.45

Question 5

Susie needs help writing the decimal 0.34 in expanded form. Which option shows the correct expanded form?

Accepted Answer

3 tenths + 4 hundredths

Answer

3 tens + 4 hundredths

Answer

3 hundredths + 4 tenths

Question 6

Which number represents 25 hundredths?

Accepted Answer

0.25

Answer

0.52

Answer

2.5

Answer

0.025

Question 7

On a number line starting at 0, mark the points for 0.67 and 0.84. Which decimal is greater?

Accepted Answer

0.84

Answer

0.67

Question 8

Which of these represents half in decimal form?

Accepted Answer

0.5

Answer

1/2

Answer

0.2

Answer

0.75

Question 9

What is the value of the hundredths place in the number 0.345?

Accepted Answer

5

Answer

3

Answer

4

Answer

0

Question 10

What is the value of the underlined digit in the number 0.35?

Accepted Answer

5

Answer

3

Answer

0

Answer

1

Question 11

What symbol represents the decimal point?

Accepted Answer

.

Answer

0

Answer

1

Answer

,

Question 12

Which of the following shows the same amount as the decimal 0.3?

Accepted Answer

3/10

Answer

3/100

Answer

3/1000

Answer

3/10000

Question 13

Write the decimal that means three hundredths.

Accepted Answer

0.03

Answer

3/10

Answer

0.3

Answer

3/100

Question 14

Which decimal is bigger: 0.25 or 0.3?

Accepted Answer

0.3

Answer

0.25

Answer

They are the same

Answer

I can't tell

Question 15

What is the expanded form of the decimal 0.78?

Accepted Answer

7/10 + 8/100

Answer

7 + 8/10

Answer

7 + 8/100

Answer

70/100 + 8/100

Question 16

Which of the following is the same as the fraction 35/100?

Accepted Answer

0.35

Answer

0.035

Answer

3.5

Answer

0.0035

Question 17

Which decimal is closest to the fraction 1/4?

Accepted Answer

0.25

Answer

0.2

Answer

0.3

Answer

0.4

Question 18

Which picture shows the value of 0.3?

Accepted Answer

[Image of 3 shaded out of 10 squares]

Answer

[Image of 1 shaded row out of 10 rows]

Answer

[Image of 3 shaded rows out of 10 rows]

Question 19

Write 0.5 as a fraction.

Accepted Answer

5/10

Answer

5/1

Answer

5/100

Question 20

Which decimal is largest: 0.2 or 0.4?

Accepted Answer

0.4

Answer

0.2

Answer

They are equal

Question 21

What does the digit 3 represent in the number 0.35?

Accepted Answer

3/10

Answer

3

Answer

30

Question 22

Which number is missing in this series: 0.1, ___, 0.3

Accepted Answer

0.2

Answer

0.01

Answer

0.15

Question 23

Which fraction is equal to 0.25?

Accepted Answer

1/4

Answer

1/2

Answer

1/10

Question 24

Arrange these decimals from smallest to largest: 0.12, 0.1, 0.15

Accepted Answer

0.1, 0.12, 0.15

Answer

0.1, 0.15, 0.12

Answer

0.12, 0.1, 0.15

Question 25

What is 3/10 as a decimal?

Accepted Answer

0.3

Answer

0.03

Answer

30

Question 26

Which of these numbers represents 6 tenths?

Accepted Answer

0.6

Answer

0.06

Answer

0.66

Answer

0.006

Question 27

What is the value of the digit 5 in the decimal 0.52?

Accepted Answer

5 hundredths

Answer

5

Answer

5 tenths

Answer

5 thousandths

Question 28

Which of these is NOT a way to write 3 tenths?

Accepted Answer

30/100

Answer

0.3

Answer

3/10

Answer

0.30

Question 29

Which image represents 0.75?

Accepted Answer

A picture with 75 shaded squares out of 100

Answer

A picture with 75 shaded squares out of 75

Answer

A picture with 7 shaded squares out of 10

Answer

A picture with 7 shaded squares out of 100

Question 30

Sarah has $5.00. She buys a loaf of bread for $2.45. How much money does she have left?

Accepted Answer

$2.55

Answer

$2.45

Answer

$5.00

Answer

$0.00

Question 31

What are tenths and hundredths? They are:

Accepted Answer

Different parts of a whole

Answer

Kinds of coins

Answer

Types of shapes

Answer

I'm not sure

Question 32

Which of these is the same as 0.25?

Accepted Answer

1/4

Accepted Answer

25%

Accepted Answer

0.2 + 0.05

Answer

0.5 - 0.25

Question 33

In the number 0.7, which symbol separates the whole number from the decimal part?

Accepted Answer

Period ( . )

Answer

Comma ( , )

Answer

Forward slash ( / )

Answer

Hyphen ( - )

Question 34

What is the expanded form of the decimal 0.35?

Accepted Answer

3 tenths + 5 hundredths

Answer

35

Answer

3 + 5

Answer

0.3 + 0.5

Question 35

Emily has 500 milliliters of juice. She wants to share it equally with her 3 friends. How much juice will each friend get?

Accepted Answer

150 milliliters

Answer

50 milliliters

Answer

1 liter

Question 36

Which number is equal to 35 hundredths?

Accepted Answer

0.35

Answer

0.53

Answer

3.5

Answer

0.305

Question 37

Which decimal is the same as the fraction 3/10?

Accepted Answer

0.3

Answer

0.03

Answer

3.0

Answer

0.13

Question 38

Which decimal is greater, 0.25 or 0.3? Choose the correct answer and explain your choice.

Accepted Answer

0.3 is greater because it has a number in the hundredths place.

Answer

0.25 is greater because it has a larger number in the tenths place.

Answer

0.25 and 0.3 are equal because they have the same number of digits.

Answer

I don't know.

Question 39

What is the decimal form of five tenths?

Accepted Answer

0.5

Answer

0.2

Answer

0.7

Question 40

How can you write 0.35 in expanded form?

Accepted Answer

0.3 + 0.05

Answer

3 + 5

Answer

35/100

Answer

0.3 + 0.5

Question 41

Are 0.4 and 0.40 the same number?

Accepted Answer

Yes

Answer

Cannot be determined

Answer

Not comparable

Answer

No

Question 42

Which number is bigger than 0.6?

Accepted Answer

0.65

Answer

0.55

Answer

0.6

Answer

0.59

Question 43

Which of these is not a decimal?

Accepted Answer

1/4

Answer

0.5

Answer

0.75

Answer

0.25

Question 44

What decimal represents the fraction three-tenths?

Accepted Answer

0.3

Answer

30

Answer

0.03

Answer

3.0

Question 45

Which decimal is larger than 0.4 but smaller than 0.5?

Accepted Answer

0.45

Answer

0.55

Answer

0.65

Answer

0.35

Question 46

Write the expanded form of the decimal 0.25.

Accepted Answer

2 tenths + 5 hundredths

Answer

0.2 + 0.05

Answer

2 hundredths + 5 tenths

Answer

2 tenths

Question 47

Which decimal is equal to one whole?

Accepted Answer

1.0

Answer

10

Answer

0.1

Question 48

What is the value of the digit 5 in the decimal 0.57?

Accepted Answer

5 hundredths

Answer

5 thousandths

Answer

5 tenths

Question 49

What is the decimal equivalent of the fraction twelve hundredths?

Accepted Answer

0.12

Answer

1.2

Answer

12

Answer

0.012

Question 50

Which image shows the decimal 0.3?

Accepted Answer

Image of a square divided into 10 equal parts, with 3 parts shaded

Answer

Image of a square divided into 100 equal parts, with 30 parts shaded

Answer

Image of a square divided into 10 equal parts, with 7 parts shaded

Question 51

Write 0.45 in expanded form.

Accepted Answer

0.4 + 0.05

Answer

0.04 + 0.5

Answer

0.04 + 0.05

Answer

0.4 + 0.5

Question 52

Compare the decimals 0.6 and 0.7. Which statement is correct?

Accepted Answer

0.6 is less than 0.7

Answer

Cannot be determined

Answer

0.6 is greater than 0.7

Answer

0.6 is equal to 0.7

Question 53

Which decimal is represented by this image? (Image of a square divided into 10 equal parts, with 5 parts shaded)

Accepted Answer

0.5

Answer

5.0

Answer

0.05

Question 54

Which of the following is the expanded form of the decimal 0.78?

Accepted Answer

0.7 + 0.08

Answer

0.07 + 0.08

Answer

7 + 8

Answer

0.07 + 0.8

Question 55

What is the decimal equivalent of the fraction 3/10?

Accepted Answer

0.3

Answer

30.0

Answer

3.0

Answer

0.03

Question 56

Put these decimals in order from least to greatest: 0.2, 0.4, 0.1

Accepted Answer

0.1, 0.2, 0.4

Answer

0.2, 0.1, 0.4

Answer

0.4, 0.1, 0.2

Answer

0.1, 0.4, 0.2

Question 57

Which image represents the decimal 0.65?

Accepted Answer

Image of a square divided into 100 equal parts, with 65 parts shaded

Answer

Image of a square divided into 10 equal parts, with 65 parts shaded

Answer

Image of a square divided into 100 equal parts, with 35 parts shaded

Question 58

Which picture shows 0.3?

Accepted Answer

A picture of 3 out of 10 shaded squares

Answer

A picture of 3 out of 5 shaded squares

Answer

A picture of 3 shaded squares

Answer

A picture of 3 out of 100 shaded squares

Question 59

What is the decimal form of 2 and 4 tenths?

Accepted Answer

2.4

Answer

24

Answer

2.04

Answer

0.24

Question 60

Which decimal represents the shaded part of the hundredths grid?

Accepted Answer

0.25

Answer

0.10

Answer

0.75

Answer

0.5

Question 61

What is the expanded form of 0.6?

Accepted Answer

6/10

Answer

6/100

Answer

6

Answer

6/5

Question 62

Which of these decimals is the greatest?

Accepted Answer

0.8

Answer

0.1

Answer

0.2

Answer

0.5

Question 63

Which decimal represents 3 ones and 5 tenths?

Accepted Answer

3.5

Answer

35

Answer

3.05

Answer

0.35

Question 64

What is the decimal form of 1/2?

Accepted Answer

0.5

Answer

1.2

Answer

0.1

Answer

0.25