Grade 5 Math Unit 2 Review: Powers of Ten, Place, Measurement

Compare the amount of money Angel and Porter have.

 

Porter has $7.92

Angel has $79.20

 

            Which of the following is true abut the amount of money Porter and Angel have?

• Angel has 1/10 of the money Porter has.

• Angel has 100 times more money than Porter.

• Angel has 1/100 of the money that Porter has.

• A.    Angel has 10 times more money than Porter.

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

Which statement is true?

• 0.03 seconds is 1/10 the time of 0.003 seconds.

• 0.006 seconds is 100 times more than 0.06 seconds.

• 0.008 is 1/100 the time of 0.08 seconds.

• 0.05 seconds is 10 times more than 0.005 seconds.

Tags

CCSS.5.NBT.A.3

CCSS.5.NBT.B.7

Barry has some coins. Millie has 10 times as many coins as Barry. Which of the following can be the numbers of coins they have?

• Barry has 260 and Millie has 26.

• Barry has 268 and Millie has 278.

• Barry has 28 and Millie has 1,800.

• Barry has 34 and Millie has 340.

Tags

CCSS.5.NBT.B.5

CCSS.5.OA.A.2

Which pair of numbers, when written in the blanks, best completes the equation?

 

________ ÷ 10^{3 =} ________

• 32 and 320

• 3,200 and 3.2

• 32,000 and 32

• 320,000 and 3.2

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.6

What is the value of the missing exponent in the equation below?

 

37.6 x 10 to the ___ power   = 3,760

• 1

• 2

• 3

• 4

Tags

CCSS.5.NBT.A.2

Fill in the blanks with the correct answer and explain your thinking.

 

319.4 ÷ 10^{1 =} 31.94

319.4 ÷ 10² = ______

319.4 ÷ 10³ = ______

• The quotients are 319.4 and 3.194 because the dividends were decreased by 10¹ and 10^3.

• The products are 319,400 and 3,194,000 because the factors were increased by 10² and 10³.

• The quotients are 3.194 and 0.3194 because the dividends were decreased by 10² and 10³

• The products are 3,194 and 31,940 because the factors were increased by 10¹ and 10^2.

Tags

CCSS.5.NBT.A.2

CCSS.5.NBT.B.7

Are the following expressions equivalent?

 

A.    3.2 x 10³

B.     0.32 x 10²

Why or why not?

Answer explanation

No, because 3.2 x 10³ is the same as 3.2 x 1000 which equals 3,200 and 0.32 x 10² is the same as 0.32 x 100; which equals 32.

Tags

CCSS.5.NBT.A.2

You are starting a babysitting club. You are going to babysit for 63 hours over Christmas Break. How much time will you spend babysitting in days and hours.

(1 day = 24 hours)

• 2 days, 3 hours

• 22 hours

• 2 days, 15 hours

• 6 days, 3 hours

Tags

CCSS.5.MD.A.1

Shaquille O'neal is 7 feet 1 inch tall. How tall is he in inches?

(Note: 1 foot = 12 inches)

• 8 inches

• 13 inches

• 85 inches

• 71 inches

Tags

CCSS.5.MD.A.1

Mr. Valentine had 6,600 grams of clay to create some art with his kids. He gave 520 grams to each of his 5 kids. He put the remaining clay in a bucket. How many kilograms of clay did Mr. Valentine put in the bucket? (1kg = 1000g)

• 6,080 kilograms

• 26 kilograms

• 40 kilograms

• 4 kilograms

Tags

CCSS.5.MD.A.1