Estimate Sums and Differences

Estimate the sum of 37+99 by rounding to the nearest tens

• 120
• 150
• 140
• 136

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Estimate the sum of 52+59 by rounding to the nearest tens

• 110
• 100
• 111
• 90

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.D.8

Estimate the sum of 120+190 by rounding to the nearest hundreds

• 100
• 200
• 0
• 300

Tags

CCSS.3.NBT.A.1

CCSS.3.OA.D.8

Estimate the sum of 327+431 by rounding to the nearest hundreds

• 700
• 600
• 758
• 800

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

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

• 200 more
• 109 more
• 100 more
• 110 more

Tags

CCSS.4.NBT.A.3

CCSS.4.NBT.B.4

CCSS.4.OA.A.3

Eastfield college has 1,537 students. Richland college has 2,785. Rounding to the HUNDREDS place, approximately how many fewer students does Eastfield college have than Richland college.

• 1,300
• 1,200
• 1,100
• 1,500

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Mr. Smith drove 1,380 miles in the month of August and 656 miles in the month of September. Approximately how many miles did he drive all together.

• 2,000.
• 2,100.
• 2,036.
• 2,500.

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Estimate the difference of 7,900-2,999 by rounding to the nearest thousands

• 6,000
• 4,000
• 5,000
• 3,000

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Tracy ordered 325 pet toys and 165 bags of dog food for her new pet store. Which is the best estimate of the total number of items Tracy ordered?

• 400
• 500
• 600
• 700

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

There was 926 people at basketball tournament. 607 people left before noon. Which is the best estimate of the number of people who stayed?

• 150
• 250
• 300
• 500

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8