Math Board 2/22: Factors, Multiples, Rounding

Which number is a factor of 10?

• 3

• 4

• 5

• 20

Answer explanation

? x ? = 10

Which is a NOT a factor of 9?

• 0

• 1

• 3

• 9

Answer explanation

? x ? = 9

1. What is 658,738 rounded to the nearest ten thousand?

• A. 700,000

• B. 660,000

• C. 659,000

• D. 658,740

Find ALL FACTORS of 24

• 1, 2, 12, 24

• 1, 2, 8, 24

• 1, 2, 3, 4, 5, 6, 8, 12, 24

• 1, 2, 3, 4, 6, 8, 12, 24

Answer explanation

? x ? = 24

1. James rounds 17,898 to 18,000. Which statement must be true if James is correct?

• A. James was rounding to the nearest ten.

• B. James was rounding to the nearest hundred.

• C. James was rounding to the nearest thousand.

• D. James was rounding to the nearest ten-thousand.

What is 658,738 rounded to the nearest hundred?

• A. 700,000

• B. 660,000

• C. 659,000

• D. 658,700

Which one shows multiples of 6?

• 1, 6, 12

• 1, 2, 3

• 6, 12, 18

• 2, 3, 12

Answer explanation

# x 6 = ?

What is 658,738 rounded to the nearest thousand?

• A. 700,000

• B. 660,000

• C. 659,000

• D. 658,740

Select all the multiples of 30.

• 1

• 15

• 30

• 60

• 90

James rounds 17,898 to 17,900. Which statement must be true if James is correct?

• A. James was rounding to the nearest ten.

• B. James was rounding to the nearest hundred.

• C. James was rounding to the nearest thousand.

• D. James was rounding to the nearest ten-thousand.