Unit 4 Quiz

Which of these is NOT equal?

• 0.5

• 0.50

• 0.05

Put the decimals in order from LEAST to GREATEST.
2.83, 2.38, 2.8, 2.003

• 2.003, 2.38, 2.83, 2.8
• 2.8, 2.38, 2.83, 2.003
• 2.83, 2.8, 2.38, 2.003
• 2.003, 2.38, 2.8, 2.83

Which number represents three thousand, nine and sixteen hundredths? 

• a. 3,009.016 
• b. 3,900.016 
• c. 3,900.16 
• d. 3,009.16

Compare these numbers:
23.1          20.8

• >
• <
• =

Which number is the greatest? 

• a. 84.62
•  b. 80.99  
• c. 84.38
• d. 80.83

Jannet measures and cut 3 pieces of ribbon to wrap gifts. The lengths of the ribbons she cut are shown in the table below.

Ribbon 1 - 66.23 mm

Ribbon 2 - 66.326 mm

Ribbon 3 - 63.623 mm

Which is NOT a correct comparison of the lengths of the 3 ribbons?

• Ribbon 2 > Ribbon 1

• Ribbon 3 < Ribbon 1

• Ribbon 2 > Ribbon 3

• Ribbon 1 = Ribbon 3

What is 7,802 written in expanded notation?

• (7 x 1000) + (8 x 100) + (2 x 1)
• (7 + 1000) x (8 + 100) x (2 + 1)
• 7 x 1000 + 8 x 100 + 0 x 10 + 2 x 1
• 7000  + 800 + 2

Compare these numbers:
0.1                     0.100

• <
• >
• =

Chase ordered four numbers from greatest to least. Which correctly shows these numbers?

• 3.109 > 3.098 > 3.192 > 3.186

• 3.098 > 3.109 > 3.186 > 3.192

• 3.192 > 3.109 > 3.186 > 3.098

• 3.192 > 3.186 > 3.109 > 3.098

Which choice lists the swimmers' times in order from least to greatest?

• Vanderkaay, Sun, Hao, Park

• Park, Vanderkaay, Sun, Hao

• Sun, Park, Vanderkaay, Hao

• Sun, Vanderkaay, Hao, Park