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Splash Screen. Five-Minute Check (over Lesson 1–8) Main Idea Example 1: Use a Number Line Example 2: Use a Number Line Key Concept: Rounding Whole Numbers Example 3: Use Rounding Rules. Lesson Menu. I will round numbers to the nearest thousand. Main Idea/Vocabulary. Use a Number Line.
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Five-Minute Check (over Lesson 1–8) Main Idea Example 1: Use a Number Line Example 2: Use a Number Line Key Concept: Rounding Whole Numbers Example 3: Use Rounding Rules Lesson Menu
I will round numbers to the nearest thousand. Main Idea/Vocabulary
Use a Number Line A newspaper stand sold 4,850 magazines last month. Round to the nearest thousand. The closest thousand less than 4,850 is 4,000. The closest thousand greater than 4,850 is 5,000. Answer: Since 4,850 is closer to 5,000 than to 4,000, round 4,850 to 5,000. Example 1
A B C D Antonio sold 3,417 ride tickets at the carnival last week. Round to the nearest thousand. • 3,400 • 3,500 • 3,000 • 4,000 Example 1
Use a Number Line The book store sold 6,238 books this month. Round to the nearest thousand. The closest thousand less than 6,238 is 6,000. The closest thousand greater than 6,238 is 7,000. Answer: Since 6,238 is closer to 6,000 than to 7,000, round 6,238 to 6,000. Example 2
A B C D Zy-Aeria and Lin sold 1,765 raffle tickets at the open house. Round to the nearest thousand. • 1,000 • 2,000 • 1,700 • 1,800 Example 2
2,513 Use Rounding Rules The movie theater sold 2,513 tickets over the weekend. To the nearest thousand, about how many tickets were sold? 2,513 Step 1 Underline the digit in the place to be rounded. In this case, the 2 is in the thousands place. Step 2 Look at the 5, the digit to the right of the underlined digit. Example 3
2,513 3,000 Use Rounding Rules Step 3 This digit is 5, so change the underlined digit by rounding up 1. Step 4 Replace all digits after the underlined digit with zeros. Answer: To the nearest thousand, 2,513 rounds to 3,000. Example 3
A B C D Jamie’s new pool holds 7,544 gallons of water. To the nearest thousand, about how many gallons will the pool hold? • 7,000 • 7,500 • 8,000 • 7,600 Example 3
End of the Lesson End Lesson
Five-Minute Check (over Lesson 1–8) Image Bank Math Tool Chest Place Value Resources
A B C D (over Lesson 1–8) Round 67 to the nearest ten. • 60 • 7 • 70 • 6 Five Minute Check 1
A B C D (over Lesson 1–8) Round 82 to the nearest ten. • 20 • 2 • 88 • 80 Five Minute Check 2
A B C D (over Lesson 1–8) Round 255 to the nearest ten. • 260 • 50 • 200 • 300 Five Minute Check 3
A B C D (over Lesson 1–8) Round 419 to the nearest ten. • 400 • 410 • 500 • 420 Five Minute Check 4
A B C D (over Lesson 1–8) Round 588 to the nearest hundred. • 580 • 500 • 600 • 80 Five Minute Check 5
A B C D (over Lesson 1–8) Round 1,230 to the nearest hundred. • 1,200 • 1,230 • 1,000 • 230 Five Minute Check 6
A B C D (over Lesson 1–8) Round 653 to the nearest hundred. • 700 • 650 • 50 • 600 Five Minute Check 7
A B C D (over Lesson 1–8) Round 1,781 to the nearest hundred. • 1,700 • 1,000 • 1,780 • 1,800 Five Minute Check 8