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Lesson 46: Writing Decimal Numbers in Expanded Notation — Practice Questions

  1. 1. Calculate the value of $8.92 \times 10$. The answer is ___.

  2. 2. What is the product of $15.4$ and $100$?

    • A. 154
    • B. 1.54
    • C. 1540
    • D. 0.154
  3. 3. A single bag of chips weighs $2.75$ ounces. What is the total weight of $100$ bags of chips? ___ ounces

  4. 4. By what number should you multiply $0.945$ to get a result of $94.5$?

    • A. 10
    • B. 100
    • C. 1000
    • D. 0.1
  5. 5. Which statement correctly describes the shortcut for multiplying a decimal number by $10$?

    • A. Move the decimal point one place to the right.
    • B. Move the decimal point one place to the left.
    • C. Move the decimal point two places to the right.
    • D. Move the decimal point two places to the left.
  6. 6. A stack of identical books is 9.6 inches tall. If each book is 1.2 inches thick, how many books are in the stack? The answer is ___.

  7. 7. To solve the problem $8.12 \div 0.04$, by what number must you multiply both the dividend and the divisor to make the divisor a whole number?

    • A. 10
    • B. 100
    • C. 1000
    • D. 0.01
  8. 8. What is the result of dividing 9 by 0.3? The answer is ___.

  9. 9. Which of the following division problems is equivalent to $7.2 \div 0.03$?

    • A. $72 \div 3$
    • B. $720 \div 3$
    • C. $72 \div 30$
    • D. $7200 \div 3$
  10. 10. A liquid soap dispenser holds 4.5 ounces. If each pump dispenses 0.25 ounces of soap, how many pumps can you get from a full dispenser? The answer is ___ pumps.