Math Assessment: Multiplying and Dividing by Powers of 10

What is 25 × 10?

• 2,500

• 250

• 2,050

• 25,000

What is 43 × 100?

• 4,300

• 430

• 43,000

• 4,003

What is 67 × 1,000?

• 67,000

• 6,700

• 670

• 670,000

4. 5 × 10³ equals:

• A. 50

• B. 500

• C. 5,000

• D. 50,000

72 × 10² equals:

• 720

• 7,200

• 72,000

• 720,000

When multiplying by 10, the number becomes:

• 10 times larger

• 100 times larger

• 1,000 times larger

• 10,000 times larger

9,400 ÷ 10 equals:

• 940

• 94

• 9,040

• 940,000

53,000 ÷ 100 equals:

• 5,300

• 530

• 53

• 530,000

8,000 ÷ 1,000 equals:

• A. 8

• B. 80

• C. 800

• D. 0.8

Which of the following is equal to 6 × 10⁴?

• 600

• 6,000

• 60,000

• 600,000