Place Value, Prime & Composite Numbers, Rounding

17 is a __________ number.

• Prime

• Composite

What place value is the 4 in the number 3,468?

If you rounded 4,367 to the nearest hundred, you would round it to _________.

28 is a _______ number.

• Prime

• Composite

What place values are the 3's in the number 37,423?

• Thousands and Ones

• Ten Thousands and Hundreds

• Hundreds and Tens

• Ten Thousands and Ones

Check the facts that are true about prime numbers?

(Hint: There may be more than one true fact.)

• It is never an odd number.

• Its only factors are 1 and itself.

• All numbers are prime.

• 2 is the only even prime number.

If you rounded the number 11,243 to the nearest thousand, you would round it to ___________.

What place value is the 7 in the number 347,653?

Which of these numbers is a prime number?

• 9

• 21

• 11

• 18

Susan rounded 3,468 to 3,500. What place did she round to?

• Thousands

• Tens

• Ones

• Hundreds