Adding and Subtracting Decimals Review

What would be the best estimate for 4.2 + 6.963?

• 10
• 11
• 8
• 100

Tags

CCSS.5.NBT.A.4

CCSS.5.NBT.B.7

What would be the best estimate for 26.89 + 55.6

• 63
• 100
• 90
• 80

Justice wanted to buy a CD for $9.99 and a pair of jeans for $23.89. If she gives the cashier the $50 bill she earned from babysitting, about how much will she receive?

• $16

• $20

• $25

• $10

Tags

CCSS.5.NBT.B.7

Timothy could buy a hotdog for $1.19, chips for $0.89, and a drink for $1.29 or he could get the combo meal for $3. Which one should he get and why?

• She should buy them separately because she could save $0.37.

• She should buy the combo because it would be easier to order.

• She should by the combo so that she can save $0.37.

• She should buy them separately so that she can save $3.37.

Tags

CCSS.6.NS.B.3

Skyler read 2.3 hours on Monday, 3.4 hours on Tuesday, and 1.8 hours on Wednesday this week. Last week he read 18 hours. About how much longer did he read last week than this week?

• 25 hours

• 15 hours

• 11 hours

• 8 hours

Reese earned $4.25 on Monday and $3.90 on Tuesday.  Megan earned $6.89 on Monday and $3.20 on Tuesday.  About how much more did Megan earn than Reese?

• $2
• $8
• $10
• $18

Allyson earned $75.35 last week raking leaves. She earned $48.50 this week. How much more did Kam earn last week than this week?

• $123.85

• $33.25

• $26.85

• $130.00

Tags

CCSS.6.NS.B.3

A vet measured the mass of two lizards.  The mass of the bearded dragon was 76.64 grams.  The mass of the gecko was 81.54.  Which is the best estimate of the difference in the masses of the lizards?

• 5 grams
• 10 grams
• 15 grams
• 20 grams

Alexis bought 2.85 pounds of grapes at Food Lion. Daneya bought 3.509 pounds of grapes at Wal-Mart. How many pounds of grapes did they buy altogether?

• 6.359 pounds

• 8 pounds

• 3.794 pounds

• 0.659 pounds

Tags

CCSS.6.NS.B.3

Oreos are on sale for $2.65. Bruce has a coupon for an additional $1.00 off of any Nabisco cookie (including Oreos). How much will Bruce pay for the Oreos?

• $2.65

• $2.55

• $1.00

• $1.65

Tags

CCSS.6.NS.B.3