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Grade 3 Math Β· World 1: Thousand Builders Β· Level 9
Round to the Nearest 100
Round numbers within 1,000 to the nearest hundred.
Warm-up, learn, try it together, practice, then a quick check. About 15 minutes.
What children learn in Level 9
- To round to the nearest hundred, find the two hundreds a number is between. 765 is between 700 and 800.
- 765 is past the halfway point, 750, so it's closer to 800. 765 rounds to 800.
- On a road trip at mile 765, with gas stations at mile 700 and mile 800, the closer one is at mile 800!
- Exactly halfway rounds up: 450 rounds to 500. And 962 rounds up to 1,000!
Georgia's K-12 Mathematics Standards:
- 3.NR.1.3 β Use place value understanding to round whole numbers within up to 1000 to the nearest 10 or 100.