Multiple Choice
The weight of Darrin’s phone is 3.405 ounces. What is 3.405 written in expanded form?
a. 3 times 1 + 4 times 1/10 + 5 times 1/1000
b. 3 times 10 + 4 times 1/10 + 5 times 1/1000
c. 3 times 10 + 4 times 1/10 + 5 times 1/100
d. 3 times 1 + 4 times 1/100 + 5 times 1/1000
a. 3 times 1 + 4 times 1/10 + 5 times 1/1000
Samantha said, “127.42 is greater than 127.8 because 42 is greater than 8.” Is she correct? Explain.
Samantha is incorrect because you compare places. 4 tenths is less than 8 tenths.
Kent completed his homework in 52.752 minutes. What is this number rounded to the nearest tenth? Explain how you decided.
52.8
To round the tenths place, look next door. 5 hundredths tells me to round up to the next tenth.
Which place has the highest value?
a. Hundredths
b. Thousandths
c. Tenths
c. Tenths
A national park has eighty thousand, nine-hundred twenty-three, and eighty-six hundredths acres of land. Which shows this in standard form?
a. 80,923.086
b. 80,923.68
c. 80,923.806
d. 80,923.86
d. 80,923.86
Carly’s family drove 321.67 miles to get to their vacation home. Tanner’s family drove 321.761 miles to get to their vacation home. Which family drove farther?
Tanner’s family drove farther.
North High School has 5,000 students. South High School has ⅒ as many students as North High School. How many students are there at South High School.
500 students
Use the clues to write the number:
The value of the digit in the hundredths place is .07
The whole number is six hundred seventy
One of the digits has a value of 2/1000
There is a 4 in the tenths place
670.472
For the number 23.451, which digit is in the tenths place? Hundredths? Thousandths?
a. 4, 1, 5
b. 4, 5, 1
c. 1, 5, 4
d. 5, 4, 1
b. 4, 5, 1
Order the decimals from least to greatest.
0.34, 1.54, 3.98, 1.29, 0.12, 2.67
0.12, 0.34, 1.29, 1.54, 2.67, 3.98
Elaine has a piece of wire that is 2.16 meters long. Matthew has a piece of wire that is 2.061 meters long. Whose piece of wire is longer? How can you tell?
Elaine's piece of wire is longer. I can tell because her number has a 1 in the tenths place, while Matthew's number has a 0 in the tenths place.
Use the following number to answer the questions below: 1.485
a. Which digit has the greatest value?
b. Which digit has the least value?
c. How would you write this number in word form?
a. 1, b. 5, c. one and four hundred eighty-five thousandths
How would you write the fraction ⅒ as a decimal?
a. 0.01
b. 0.001
c. 0.1
d. 1.0
c. 0.1
Use <, >, and = to complete each expression.
a. 0.44 ( ) 0.45
b. 1.23 ( ) 1.92
c. 0.50 ( ) 0.500
d. 3.07 ( ) 3.075
e. 6.12 ( ) 4.54
a. < b. < c. = d. < e. >
Ashley found two boxes of cookie mix. The purple box 1.26kg and the blue box is 1.026kg. Which box contains more cookie mix?
The purple box contains more cookie mix.
Use the number 25.097:
What is the value of the digit 7?
7 thousandths