Unit 2 Summative Practice

Sally grew some berries. Marquis also grew some berries. What is the best estimate of the difference in berries grown by the two people? Does this question require an exact answer or an estimate?

• Exact

• Estimate

• Addition

• Subtraction

Tags

CCSS.3.OA.D.8

Marissa has 576 lilacs. Layla has 899 lilacs. Estimate how many lilacs the two have together: _____

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

What is the correct difference for the problem? 800 - 246 = ______

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the correct difference for the problem? 502 - 185 = ______

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

What is the correct difference for the problem? 360 - 133 = ______

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2

Brazil has a total of 976 gold medals and is the country with the most all-time medals during the winter Olympics. Argentina has 160 medals. About how many more medals does Brazil have than Argentina?

• more than 1,000

• between 801 and 1,000

• between 600 and 800

• less than 600

Tags

CCSS.3.NBT.A.2

The Griswald family made 655 cookies. The Kumar family made 865 loaves of bread. What is the best estimate of the difference in loaves of bread made by the two families?

• 1699

• 200

• 300

• 168

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

What is 703 + 185?

• 900

• 888

• 1000

• 1010

Tags

CCSS.3.NBT.A.2

A whale caught a total of 605 pounds of tuna on Monday, Tuesday, and Wednesday. They caught 95 pounds of tuna on Monday. They caught 403 pounds of tuna on Tuesday. About how many pounds did they catch on Wednesday?

• 1,099

• 400

• 600

• 100

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Solve: 563 + 677

• 1,042

• 1,240

• 1,200

• 414

Tags

CCSS.2.NBT.B.7

CCSS.3.NBT.A.2