Unit 4 practice

Round each number to the nearest hundred then add them 678 and 838.

• 1400

• 1500

• 1600

• 1700

Round each number to the nearest hundred then add them 345 and 910.

• 1100

• 1200

• 1300

• 1400

Round each number to the nearest hundred then add them 546 and 658.

• 1000

• 1100

• 1200

• 1300

Round to the nearest ten:
76

• 70
• 74
• 75
• 80

When you see the words "estimate" or "about" in a word problem, what do you have to do?

• regroup

• round

Sam went to the store and purchased a mega ball and a sky rocket. The mega ball cost $326 and the sky rocket cost $564. To the nearest hundred about how much did Sam spend at the store?

• 800

• 890

• 900

• 880

Adalyn is collecting Christmas charms to make bracelets. She has 293 Santa charms and 148 reindeer charms. Rounded to the nearest ten, about how many charms does she have in her collection.

• 400

• 440

• 430

• 500

Jaxon sold 432 Christmas cookies on Saturday and then sold 256 cookies on Sunday. How many more cookies were sold on Saturday than on Sunday?

Do you promise to do your best on the test tomorrow?

• yes

• no

700-246