Exploring Powers of 10 and Comparing Decimals

Label.

a

b

c

less than

equal to

greater than

What is 0.5 x 10?

• 0.05

• 5

• 50

• 0.5

Which decimal is LESS THAN the decimal represented below?

• 0.30
• 0.45
• 0.73
• 3.1

Compare the decimals: 0.007 and 0.07. Which is greater?

• 0.007

• 0.07

• They are equal

• Cannot be determined

What is 3.2 ÷ 10?

• 0.32

• 32

• 3.2

• 0.032

Compare the decimals: 0.456 and 0.465. Which is greater?

Mathematical Equivalence

ON

Compare the decimals: 0.123 and 0.132. Which is smaller?

• 0.123

• 0.132

• They are equal

• Cannot be determined

If you have $0.75 and your brother has 10 times as much, how much money does your brother have?

• $0.075

• $0.75

• $7.50

• $75.00

Which of the following is true?

• 0.789 > 0.798

• 0.798 < 0.789

• 0.789 < 0.798

• 0.798 = 0.789

If you spent 100 times less on your house than your neighbor who spent 456 k, then how much did you spend?

• 0.0456 k

• 0.456 k

• 4.56 k

• 45.6 k