Estimation of Decimals

Dylan wants to buy a book for $16.95 and a magazine for $4.50. About how much will he need to buy the items?

• $15

• $30

• $25

• $20

Two sixth-grade classes are collecting money to buy a present for one of their teachers. One class collected $24.68 and the other class collected $30.25. About how much money did they collect in all?

• $55.00

• $54.90

• $60.00

• $55.00

Sasha downloads a song that is 4.32 minutes long and one that is 8.28 minutes long. About how many minutes will it take all of her songs to play if she already has 13.8 minutes of songs?

• 15 minutes

• 30 minutes

• 20 minutes

• 26 minutes

Round the decimal 10.51 to the nearest tenth.

• 10.05

• 10.50

• 11.5

• 11

Tags

CCSS.5.NBT.A.4

Round 39.466 to the tenths place.

• 39.47

• 39

• 39.5

• 40

Tags

CCSS.5.NBT.A.4

Estimate:

9.89 - 7.92

• 3

• 1

• 0

• 2

What is the best estimate for the difference of 
33 - 10.23

• 10

• 200

• 23

• 9

Choose the correct estimation of the difference

34.84 - 15.09

• 34 - 15 = 19

• 35 - 16 = 19

• 34 - 16 = 18

• 35 - 15 = 20

Estimate. 4.01 - 2.95 =

• 2.00

• 1.00

• 6.00

• 7.00

Estimate. $3.52 - $1.54

• About $6

• About $2

• About $0

• About $3.50