Estimating sums and differences in word problems

There are 8,824 maple trees currently in the park. Park workers will plant 3,181 more maple trees today. About how many maple trees will be in the park when the workers are finished?

• 6,000

• 12,000

• 12,005

• 5,643

Tags

CCSS.3.NBT.A.2

Jason's school sold 6,917 boxes of doughnuts for a fundraiser this year. He sold 1,243 boxes. Approximately how many boxes were sold by the rest of the students?

• 8,160

• 5,674

• 8,000

• 6,000

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

Jessica had 6,734 nickels in her bank. She spent 1,153 of her nickels. About how many nickels does she now have in her bank?

• 5,581

• 7,887

• 8,000

• 6,000

Tags

CCSS.3.NBT.A.2

The Happy Time Toy store has 7,873 marbles in stock. They sold 3,338 of the marbles over the weekend. Approximately how many marbles are left in stock?

• 11,000

• 5,000

• 11,211

• 4,535

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Fred has 5,574 Pokemon cards. Tom bought 1,273 of Fred's Pokemon cards. What is the estimate of the number of Pokemon cards Fred still owns?

• 5,000

• 7,000

• 6,847

• 4,301

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Tom's painting business used a total of 7,811 gallons of white and blue paint this year. If 3,118 gallons of white paint were used, about how many gallons of blue paint were used?

• 10,929

• 4,693

• 5,000

• 11,000

Tags

CCSS.3.MD.A.2

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

There are 8,942 plums in the store. 3,197 plums are sold by the end of the day. About how many plums are left in the store?

• 6,000

• 12,000

• 12,139

• 60,000

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Sara picked 4,834 pears and Mary picked 7,157 pears from the orchard. Approximately how many pears did they pick together?

Tags

CCSS.3.NBT.A.1

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

The post office mails 8,945 letters each day, out of which 3,376 are addressed to foreign countries. About how many letters were sent domestically?

• 6,000

• 12,000

• 12,321

• 5,569

Tags

CCSS.3.NBT.A.2

CCSS.3.OA.D.8

Jessica's Cupcake Shop sold a total of 5,566 cupcakes today, and 3,312 of those had sprinkles. About how many cupcakes were sold without sprinkles?

• 8,878

• 2,254

• 9,000

• 3,000

Tags

CCSS.3.NBT.A.2