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Rounding to 10 2-digit
Rounding to hundreds
Rounding to 10 3-digits
Word Problems
CHALLENGE
100
Round 73 to the nearest ten
What is 70
100
Round 275 to the nearest hundred
What is 300
100
Round 391 to the nearest ten
What is 390
100
Ms. Zehr has 78 spiral notebooks. About how many spiral notebooks does she have?
What is 80 spiral notebooks.
100

Many counted her blue Legos and her green Legos. She had 453 blue Legos and 381 green Legos. How many blue and green Legos did Mandy have in all? Round to the nearest hundred.

834 = 800

200
Round 14 to the nearest ten
What is 10
200
Round 393 to the nearest hundred
What is 400
200
Round 647 to the nearest ten
What is 650
200
Mrs. Seiber has 54 Junie B. Jones books in her classroom. About how many Junie B. Jones books does she have?
What is 50
200

Ben and Stephani were playing Fast Paced Car game on Wii. Ben's score was 179. Stephanie's score was 431. What was the total score for both kids? Round to the nearest 100.

610 = 600

300
Round 68 to the nearest ten
What is 70
300
Round 98 to the nearest hundred
What is 100
300

Round 404 to the nearest to ten

400

300
Ms. Maynard has 82 pencils in her classroom. About how many pencils does she have?
What is 80
300

Last year, DJ Johnny from WCAT stayed up on the Papa John's billboard for 276 hours. This year he stayed up for 314 hours! How many total hours did DJ Johnny stay on the bill board? Round to the nearest hundred.

590 = 600

400
Round 37 to nearest ten
What is 40
400
Round 723 to the nearest hundred
What is 700
400
Round 853 to the nearest ten
What is 850
400
Mrs. Swan has 945 books in her classroom. About how many books does she have?
What is 900
400

Carl bought an iPod for $199. Steve found one for $350. Shade had to pay $230. How much money did all three boys spend on iPods? Round to the nearest hundred.

779 = 800

500
Round 98 to nearest ten
What is 100
500
Round 18 to the nearest hundred
What is 0
500
Round 899 to the nearest ten
What is 900
500
Mrs. Knudtson has 250 rocks in her garden. About how many rocks does she have?
What is 300
500
Clark and Julio conducted an experiment to determine the number of times a cricket chirps in an hour. In three trials, they observed 89 chirps, 152 chirps, and 303 chirps. What was the total amount of chirps in all three trials? Round to the nearest hundred.

544 = 500