Rounding Multi-Digit Numbers Challenge

Why is it important to use memorable sayings when teaching rounding?

• They confuse students.

• They help students remember the rules.

• They are fun to say.

• They make the lesson longer.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is the first step when rounding to the nearest thousand?

• Add one to the underlined digit.

• Convert all digits to zeros.

• Underline the place value you are rounding to.

• Circle the rounding neighbor.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

Where is the rounding neighbor located?

• At the beginning of the number.

• To the right of the underlined digit.

• Two places to the right of the underlined digit.

• To the left of the underlined digit.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What do you do if the rounding neighbor is 5 or more?

• Subtract one from the underlined digit.

• Convert the underlined digit to zero.

• Add one to the underlined digit.

• Leave the underlined digit as it is.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What happens to the rounding neighbor and all digits to its right?

• They become ones.

• They stay the same.

• They become zeros.

• They are removed.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 253,497 rounded to the nearest thousand?

• 250,000

• 255,000

• 254,000

• 253,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

When rounding to the nearest hundred thousand, what is the first step?

• Circle the rounding neighbor.

• Add one to the underlined digit.

• Underline the hundred thousands place.

• Convert all digits to zeros.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

If the rounding neighbor is 4 or less, what should you do?

• Convert the underlined digit to zero.

• Add one to the underlined digit.

• Subtract one from the underlined digit.

• Let the underlined digit rest.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is 1,758,630 rounded to the nearest hundred thousand?

• 1,800,000

• 1,700,000

• 1,760,000

• 1,750,000

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3

What is a helpful phrase to remember the rounding rules?

• Five or less, let it rest. Four or more, add one more.

• Five or more, add one more. Four or less, let it rest.

• Five or more, let it rest. Four or less, add one more.

• Five or less, add one more. Four or more, let it rest.

Tags

CCSS.3.NBT.A.1

CCSS.4.NBT.A.3