Mastering Estimation in Math

Estimate   32+49____

• 712

• 80

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

Amy rode her bike last weekend. Which is the best estimate of the total number of miles she rode her bike?

• 70 miles

• 90 miles

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.D.8

Find the value of a.

• 0.56

• 0.61

Tags

CCSS.6.NS.C.6C

Which number sentence shows the best estimate of the total number of coins?

• 360+140+80= 580

• 340+140+ 80 =590

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

237 fourth graders and 346 fifth graders went on a field trip. Estimate how many more fifth graders were on a field trip than fourth graders.

• 300 more

• 100 more

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Round the number 4,567 to the nearest hundred.

• 4,700

• 4,600

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate the sum of 678 and 234 by rounding each number to the nearest ten.

• 900

• 920

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Round the number 12,345 to the nearest thousand.

• 12,000

• 12,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Estimate the difference between 1,234 and 567 by rounding each number to the nearest hundred.

• 600

• 700

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.D.8

Round the number 89.76 to the nearest whole number.

• 91

• 90

Tags

CCSS.5.NBT.A.4