Estimation 2

Estimate the answer to:

906 + 397

• 1300

• 1200

• 1310

• 1303

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

Estimating is to....

• find the exact answer

• find something close to the correct answer

• use an algorithm

Tags

CCSS.3.OA.D.8

Estimate the cost.... I buy 3 pencils for $1.95 each.

• 3 x $2 = $6

• 3 x $1.50 = $3.50

Tags

CCSS.3.OA.A.3

CCSS.3.OA.B.5

CCSS.3.OA.C.7

CCSS.3.OA.D.8

Compatible numbers are:

• Fake numbers
• Numbers you make up
• Numbers that help make math easier and are friendly
• Numbers that hold hands

The answer to a division problem is the 

• quotient
• divisor
• dividend
• product

Tags

CCSS.3.OA.A.2

Round 1,492 to the nearest hundred

• 1,450
• 1,490
• 1,400
• 1,500

Tags

CCSS.3.NBT.A.1

Which is the closest estimate of
78 x 31?

• 70 x 30
• 70 x 40
• 80 x 30
• 80 x 40

Round 56 to the nearest ten

• 60
• 50
• 70
• 55

Tags

CCSS.3.NBT.A.1

Round 143 to the nearest ten

• 100
• 130
• 140
• 150

Tags

CCSS.3.NBT.A.1

Round 151 to the nearest ten

• 100
• 50
• 150
• 60

Tags

CCSS.3.NBT.A.1