Rounding Techniques on a Number Line

Mrs. Compton guides students through rounding the number 20,682 in various ways using a number line. The video covers rounding to the nearest ten thousand, thousand, hundred, and ten. Students are encouraged to participate and practice with a new number, 10,546, to reinforce their understanding of rounding concepts.

What two ten thousand values does 20,682 fall between?

• 40,000 and 50,000

• 10,000 and 20,000

• 20,000 and 30,000

• 30,000 and 40,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the midpoint between 20,000 and 30,000?

• 22,500

• 25,000

• 27,500

• 30,000

Tags

CCSS.HSN.CN.B.6

To which nearest thousand does 20,682 round?

• 20,000

• 21,000

• 22,000

• 23,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the midpoint between 20,000 and 21,000?

• 21,000

• 20,250

• 20,500

• 20,750

Tags

CCSS.HSN.CN.B.6

Between which two hundreds does 20,682 fall?

• 20,600 and 20,700

• 20,800 and 20,900

• 20,500 and 20,600

• 20,700 and 20,800

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the midpoint between 20,600 and 20,700?

• 20,650

• 20,625

• 20,675

• 20,700

Tags

CCSS.HSN.CN.B.6

To which nearest ten does 20,682 round?

• 20,700

• 20,680

• 20,670

• 20,690

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the midpoint between 20,680 and 20,690?

• 20,686

• 20,685

• 20,684

• 20,682

Tags

CCSS.HSN.CN.B.6

Which rounding gives the closest estimate to 20,682?

• Nearest hundred

• Nearest ten

• Nearest thousand

• Nearest ten thousand

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the new number students need to round in different ways?

• 10,842

• 10,750

• 10,652

• 10,546

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3