Estimation

22+14=

• 20

• 40

• 30

• 10

Tags

CCSS.2.NBT.B.5

71-12=

• 50

• 60

• 70

• 80

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

79+16=

• 100

• 110

• 90

• 80

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

56+22

• 80

• 90

• 70

• 40

Tags

CCSS.2.NBT.B.5

Erin has 598 goldfish to split between 22 fish tanks. About how many goldfish are in each tank? Choose the best answer

• 3 goldfish in each tank
• 20 goldfish in each tank
• 12 goldfish in each tank
• 30 goldfish in each tank

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.D.8

Rocco has 289 stuffed animals. He has 9 bins to put all of his stuffed animals in. About how many stuffed animals will go in each bin? Choose the best answer.

• 160 bins
• 10 bins
• 30 bins
• 18 bins

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.6

CCSS.3.OA.C.7

Betty made $159 by selling 75 bracelets. Each bracelet costs the same. About how much did each bracelet cost?

• 5
• 4
• 3
• 2

Tags

CCSS.3.OA.A.2

CCSS.3.OA.A.3

CCSS.3.OA.A.4

CCSS.3.OA.B.6

CCSS.3.OA.C.7

When estimating 278 divided by 31, what would be the best numbers to change 278 and 31 to

• 300 divided by 30
• 27 divided by 3
• 270 divided by 30
• 300 divided by 20

Tags

CCSS.5.NBT.B.7

• 50

• 40

• 30

• 60

Tags

CCSS.4.NBT.B.6

• 400

• 300

• 200

• 500

Tags

CCSS.5.NBT.B.7